8 Best Kvm Switch 3 Computers in 2026

Contents
  1. The Top 8
  2. Top 8 Kvm Switches Reviewed in Detail
  3. 1. Editor’s Choice
  4. 2. Best Splurge
  5. 3. Best for Small Spaces
  6. 4. Runner-Up
  7. 5. Best Budget
  8. 6. Best Lightweight
  9. 7. Best Premium
  10. 8. Best Heavy-Duty
  11. Kvm Switches Compared Side by Side
  12. How to Choose Kvm Switches
  13. How We Reviewed
  14. Frequently asked questions
  15. What to look for

Choosing the right kvm switch 3 computers can be difficult. The CMSTEDCD HDMI KVM Switch is our top pick, as it supports 4K@60Hz resolution and lets you manage 2 computers with one monitor. The UGREEN KVM Switch is a great value option, but it sacrifices dual monitor support for a lower price. Most buyers must choose between a dual or single monitor setup, as this decision affects your workspace layout. This article will help you understand your options.

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The Top 8

1
HDMI KVM Switch 1 Monitors 2 Computers 4K@60Hz USB KVM Switches 2 Ports for 2 PC Sharing Single Monitor and Keyboard Mouse with Wired Extend Controller Plug and Play
HDMI KVM Switch 1 Monitors 2 Computers 4K@60Hz USB KVM Switches 2 Ports for 2 PC Sharing Single Monitor and Keyboard Mouse with Wired Extend Controller Plug…
Amazon.com
2
UGREEN 8K@60Hz HDMI Displayport KVM Switch 3 Monitors 2 Computers, Aluminum
UGREEN 8K@60Hz HDMI Displayport KVM Switch 3 Monitors 2 Computers, Aluminum
Amazon.com
3
Displayport KVM Switch 2 Monitors 2 Computers 4K@144Hz USB3.0 KVM Switch for 2 Computers Share Dual Displays and 4 USB Devices Support Extended/Copy Mode with Desktop Controller
Displayport KVM Switch 2 Monitors 2 Computers 4K@144Hz USB3.0 KVM Switch for 2 Computers Share Dual Displays and 4 USB Devices Support Extended/Copy Mode…
Amazon.com
4
Hearvo USB 3.0 HDMI KVM Switch for 2 Computers 1 Monitor, 4K@60Hz, S7232H
Hearvo USB 3.0 HDMI KVM Switch for 2 Computers 1 Monitor, 4K@60Hz, S7232H
Amazon.com
5
GL.iNet GL-RM10 Comet Pro Remote KVM Over Wi-Fi 6 Dual Band 4K Passthrough
GL.iNet GL-RM10 Comet Pro Remote KVM Over Wi-Fi 6 Dual Band 4K Passthrough
Amazon.com
6
HDMI KVM Switch for 4 Computers 1 Monitor,4K@60HZ 4 Port KVM Switch
HDMI KVM Switch for 4 Computers 1 Monitor,4K@60HZ 4 Port KVM Switch
Amazon.com
7
BENFEI USB 3.0 Switch, USB Switch 2 Computers Share 4 USB for PC, Mouse, Keyboard, Printer, Scanner, USB KVM Switch Selector Compatible with Windows, Mac, Linux
BENFEI USB 3.0 Switch, USB Switch 2 Computers Share 4 USB for PC, Mouse, Keyboard, Printer, Scanner, USB KVM Switch Selector Compatible with Windows, Mac, Linux
Amazon.com
8
GL.iNet Comet X (GL-RM4PE) Quad-Port Remote KVM for Home Lab and IT Pro
GL.iNet Comet X (GL-RM4PE) Quad-Port Remote KVM for Home Lab and IT Pro
Amazon.com

Top 8 Kvm Switches Reviewed in Detail

Here are some KVM switch options for connecting multiple computers to a single monitor.

1. Editor’s Choice

HDMI KVM Switch 1 Monitors 2 Computers 4K@60Hz USB KVM Switches 2 Ports for 2 PC Sharing Single Monitor and Keyboard Mouse with Wired Extend Controller Plug…

$16.99 $19.99
in stock
Amazon.com
  • 【KVM Switch 2 In 1 Out】This KVM switch 1 monitors 2 computers supports sharing a set of mouse and keyboard; simply press the switch button to quickly switch between 2 PCs without having to plug and unplug HDMI and USB cables back and forth, keeping your desktop neat and tidy while increasing your productivity. It also saves you money and reduces the need for duplicate equipment. Note: Each computer and monitor must be equipped with an HDMI port for proper operation. The use of conversion cables or adapters may result in unstable/flickering transmission or failure to transmit images(The device will disconnect intermittently)
  • 【Ultra HD 4k】The HDMI KVM switch supports resolutions up to 4K@60Hz, allowing images to be displayed more beautifully and realistically, and colours will be more vivid and dynamic, and backward compatible with 3840*2160@30Hz, 1920*1080P@60Hz, 1920*1080P@30Hz, etc. Note: KVM requires a high-quality HDMI 2.0 standard cable no longer than 3.3 feet in length, and ensure that your computer and monitor support 4K to ensure the transmission of video signals!
  • 【Desktop Remote Wired Control】The monitor switch for two computers has two switching modes.1) You can switch directly by clicking the button on the body of the KVM switch.2) You can hide the KVM switch and use the desktop controller to switch between the two computers, which makes your desktop cleaner, saves a lot of space and is more convenient to use. Note: This KVM switch does not support hotkey switching
  • 【Mouse Keyboard KVM Switch 】This USB KVM switch has 2 USB 2.0 ports with data transfer speed up to 480Mbps, which can recognise a wired keyboard and mouse or other USB 2.0 devices to move files and photos easily. Different LEDs (green PC1 / blue PC2) clearly show which computer is active. KVM switch is also hot-swappable, allowing you to connect devices without rebooting, ensuring flexibility and portability
  • 【Stable Use & After-sales】Our KVM switches are made of high quality materials, lightweight and compact, low power consumption, excellent compatibility, no driver required; plug and play, no external power supply required. Note: For compatibility reasons this small KVM switch is not recommended for use with Mac devices. If you encounter any problems during use, you can send us an email via the order number. Within 24 months, we will replace the switch at no charge
  • 【Purchase Note & Packing List】If you can’t confirm the compatibility of this HDMI KVM switch before purchasing, or find it can’t be used after purchasing, please provide us with the video ports of 2 computers and 1 monitor, and we will recommend the most suitable KVM switch for you according to your computer configuration. Package includes: 1*HDMI KVM switch, 1* desktop controller, 2*USB 2.0 cables, 1*after-sales service card, 1*User Manual. No external power supply is needed for the KVM switch (HDMI cable is not included in the package)
Updated: 53 minutes ago

The CMSTEDCD HDMI KVM Switch is a reliable choice for managing two computers through a single monitor. Its ability to support 4K@60Hz resolution means you can enjoy sharp images and videos. This model has a dedicated wired controller for easy switching between PCs, making it user-friendly.

Compared to other options, like the UGREEN KVM Switch, this model focuses on a straightforward setup with a single monitor. While it may lack multi-monitor capabilities, its simplicity is perfect for those who want less clutter on their desks.

The main downside is that it only supports two computers. If you plan to expand your setup or use more than two devices, this KVM switch may not meet your future requirements.

Pros

  • Supports 4K@60Hz resolution for high-quality visuals
  • Easy switching between PCs with a wired controller
  • Compact design keeps your workspace organized

Cons

  • Limited to two computers, not suitable for expansions
  • Single monitor support may not fit all users’ needs

Best for: Users with a simple setup needing to control two computers.

Not ideal for: Those requiring multi-monitor configurations or more than two connected devices.

The CMSTEDCD HDMI KVM Switch is a great choice for simple dual-computer setups.

2. Best Splurge

UGREEN 8K@60Hz HDMI Displayport KVM Switch 3 Monitors 2 Computers, Aluminum

$99.99 $109.99
PRIMEPRIME
in stock
Amazon.com
  • KVM Switch 3 Monitors 2 Computers: This 2*Displayport + 1*HDMI KVM Switches allows you to switch effortlessly between two computers with one click — share 3 monitors and 4 USB 3.0 ports (keyboard, mouse, printer, webcam) without swapping cables. Space-saving KVM for home offices, content creators, and IT professionals. NOTE: Both computers must support triple-monitor output to use all 3 displays simultaneously. If either PC only supports 1 or 2 displays, the extra monitor(s) won’t activate
  • Ultra HD 8K@60Hz/4K@240Hz Resolution: This USB KVM switch output features two DisplayPort 1.4 ports + one HDMI 2.1 port, each supporting up to 8K@60Hz resolution, and backward compatible with 8K@30Hz, 4K@240Hz/144Hz/120Hz/60Hz/30Hz. It also supports HDR10+, HDCP 2.3/1.4, VRR, FreeSync, and G-Sync, eliminating screen tearing and stuttering across three monitors, even at high frame rates. NOTE: If need to achieve 8K resolution, your computers and monitors both need to support 8K@60Hz resolution, and please make sure the length of your cables are within 2 meters 28AWG
  • Two Switching Ways & Two Dispaly Modes: This KVM switch displayport HDMI supports button switching and desktop controller switching, freely switch between 2 computers. With the desktop controller, you can place this monitor switch for 2 computers outside your work area, making your desktop cleaner and tidier. Two Dispaly Modes, Mirror mode: Triple monitors output the same images, Extend mode: Triple monitors output different images. NOTE: Not support Keyboard shortcuts (hotkeys) toggles
  • Wide Compatibility & Package List: This triple monitor KVM switch driver-free and plug and play, and supports Windows, and Linux systems. PACKAGE LIST: 1*KVM switch, 4*DP cables, 2*HDMI cables, 2*USB A cables, 1*power adapters, 1*desktop controller, 1*user guide
  • NOTE: 1, To ensure normal usage, please make sure to connect the power supply via the power adapter. 2, To display content across three screens simultaneously, make sure each of your PC is equipped with 2 DisplayPort ports + 1 HDMI port. 3, Each computer at the input needs to be connected with 2* DP cables + 1* HDMI cable+1* USB cable. 4, Please make sure your PC supports 3 screens or above display function before purchasing. 5, If a signal converter or docking station is used, there may be compatibility issues. 6, NOT support EDID emulation
Updated: 53 minutes ago

The UGREEN 8K@60Hz HDMI Displayport KVM Switch stands out with its support for three monitors. This KVM switch allows you to effortlessly switch between two computers and share three different displays, making it a powerful tool for multitaskers. It offers 4 USB 3.0 ports for connecting other devices, which is a big plus.

In comparison with other models, such as the CMSTEDCD and TJCXELE, this one is more versatile due to its multi-monitor capability. This feature is particularly beneficial for content creators and IT professionals who require multiple displays for their work.

However, the UGREEN model is more complex, which may overwhelm beginners. Users need to understand how to set up multiple monitors effectively to get the most out of it.

Pros

  • Supports 8K@60Hz for stunning visuals across three monitors
  • Includes 4 USB 3.0 ports for added connectivity options
  • Effortless switching between two computers with one click

Cons

  • More complex setup may confuse beginners
  • Requires specific cable types for optimal performance

Best for: Content creators and IT professionals needing multiple monitors.

Not ideal for: Beginners who prefer a straightforward setup.

The UGREEN 8K HDMI Displayport KVM Switch is a versatile choice for advanced users.

3. Best for Small Spaces

Displayport KVM Switch 2 Monitors 2 Computers 4K@144Hz USB3.0 KVM Switch for 2 Computers Share Dual Displays and 4 USB Devices Support Extended/Copy Mode…

$62.99 $69.99
in stock
Ends in
Amazon.com
  • 【KVM Switch Displayport】Dual monitor kvm switch displayport allows you to control two computers or other signal source,and share 2 monitor and 4 USB devices.KVM switch dp 1.4 support extended and copy mode.DP 1 and DP 2 ports on the kvm switch must be connected to the same computer.(Note:requires 2 DP ports for each connected computer and make sure your PC or laptop supports multiple monitors)
  • 【Ultra HD 4K@144Hz】The dp kvm switch support max resolution up to 3840*2160@144Hz( 4K@144Hz) and is backward compatible with DP 1.2.Immerse yourself in the world of crystal-clear images,Brings you realistic visual enjoyment.Note: The final resolution also depends on the graphics card, monitor, cables and adapters. (DP cable not included)
  • 【Displayport KVM Switch 2 Port】The Dual displayport kvm switch has four USB 3.0 ports,supports video bandwidth up to 48Gbps, data transfer rates up to 5Gbps, which is 10 times faster than USB 2.0 ports.which can recognize keyboard, mouse, printer and other USB devices.Note:please connect the input USB3.0 port correctly, otherwise the output USB device will not be recognized
  • 【Two Switching Way】The HDMI kvm switches supports panel button and external wire controller switching.Using the wired extension button, you can place the kvm outside the work area, making your desktop cleaner and tidier.Or just press the panel button next to the indicator light to achieve one-click switching,Let you can save more time to do other things!NOTE: Keyboard shortcuts (hotkeys) toggles are not supported
  • 【Stable Work】KVM switch 2 monitors 2 computers is equipped with a 12V DC power adapter. With the external power design, USB devices can obtain a stable working environment through the switch. Note: each computer needs 2 pcs DP cable + 1 pcs USB cable + 12V DC power be connected to get dual screen display properly.If you have any questions, please contact us, we will contact you within 24 hours
  • 【Package Contents and After-Sales Service】The package includes a DisplayPort KVM Switch, 2 PCS USB-A 3.0 cables, 1 PCS desktop controller, 1 PCS DC12V adapter, and a user manual. Should the device malfunction within 12 months of use, we offer a return or replacement service. For any inquiries, please feel free to contact us at any time. We will provide professional assistance to ensure your complete satisfaction with your purchase
Updated: 53 minutes ago

The TJCXELE Displayport KVM Switch is designed for dual monitor setups. It allows you to control two computers while sharing two displays and four USB devices. This makes it suitable for users who need more screen real estate without the complexity of three monitors.

When compared to other switches, it offers a middle ground between the simplicity of the CMSTEDCD and the advanced capabilities of the UGREEN. Users can enjoy an extended desktop experience without needing a three-display setup, which can be overwhelming.

A significant limitation is that it requires two DisplayPort connections for each computer, which may not be available on all systems. Users should check their devices before purchasing.

Pros

  • Supports dual monitor setups for improved productivity
  • Includes four USB ports for peripherals
  • Offers extended and copy modes for flexibility

Cons

  • Requires two DisplayPort connections per computer
  • Not suitable for single-monitor setups

Best for: Users needing dual monitors for enhanced productivity.

Not ideal for: Those with only single monitor setups or limited DisplayPort availability.

The TJCXELE Displayport KVM Switch is perfect for users who want dual displays without complexity.

4. Runner-Up

Hearvo USB 3.0 HDMI KVM Switch for 2 Computers 1 Monitor, 4K@60Hz, S7232H

$26.99 $29.99
in stock
Ends in
Amazon.com
  • 【KVM Switch 1 Monitors 2 Computers】This HDMI KVM Switch with two HDMI ports allows control of two computers, enabling them to share a single monitor along with keyboard and mouse. It’s complete USB switch and HDMI switch rolled into one. This KVM Switch also supports various input devices such as PCs, Laptops, PS4, etc. It is compatible with various operating systems including Windows 7/8/10/11/Vista/XP, Linux, Mac, and more.
  • 【Four USB 3.0 Ports (3×USB-A + 1×USB-C)】 This KVM switch features 4 USB 3.0 ports with ultra-fast data transfer speeds up to 5Gbps, including 3 USB-A ports and 1 USB-C port for broader device compatibility. It allows you to seamlessly share peripherals between two computers, reducing cable clutter and improving workspace efficiency. Perfect for connecting and sharing USB devices such as keyboards, mice, scanners, printers, flash drives, headsets, and webcams. The switch automatically detects and recognizes connected devices for stable and reliable performance.
  • 【4K Resolution & HDCP 2.2】HDMI KVM Switch supports stunning 4K resolution at 60Hz, ensuring crystal-clear and highly detailed visuals for your monitors. Additionally, it is HDCP 2.2 compliant, allowing you to seamlessly view HDCP-protected content on your monitors without any interruptions. It also supports 4K@30Hz, 2K, 3D, and 1080P, offering flexibility for various display needs. This guarantees both exceptional image quality and a smooth, secure multimedia experience.
  • 【Two Ways of Switching】4K HDMI KVM Switch features two switching options: On-KVM Switch Button and Wired Remote Switch. The Wired Remote Switch allows you to place the HDMI KVM switch in hidden or distant location, keeping your desk tidy. Simply place the remote control within easy reach on your desk for quick access. With a press, you can switch between computers seamlessly, enhancing productivity and reducing clutter on your monitors.
  • 【Adaptive EDID & Plug and Play】This USB 3.0 HDMI KVM Switch features Adaptive EDID, ensuring stable and smooth image transmission by automatically optimizing display settings on your monitors. Easy to install, this HDMI KVM switch requires no power supply or driver software—just plug it in and connect all cables for seamless operation between two computers and one monitor.
  • 【Complete Package】The package includes the following items: 1* HDMI KVM Switch unit, two high-speed USB 3.0 cables for fast data transfer between computers, Protection Plan card for peace of mind, user manual for easy installation and troubleshooting, and 4 anti-slip rubber pads to keep your KVM switch stable and secure. Enjoy added reassurance with our lifetime Protection Plan, ensuring long-term peace of mind and support for your HDMI KVM Switch 1 Monitors 2 Computers.
Updated: 53 minutes ago

The Hearvo USB 3.0 HDMI KVM Switch is a practical solution for those wanting to connect two computers to one monitor. It supports 4K@60Hz resolution, ensuring crisp visuals for basic tasks. This model is simple to set up and use, making it user-friendly for beginners.

Compared to the CMSTEDCD, it offers similar features but focuses on HDMI input only. While it may not have advanced capabilities, its straightforward design is a great fit for home offices or light use.

A downside is the limitation to just two computers, which may not meet user needs if they require more devices in the future. it lacks advanced features like USB ports for additional devices, which limits its versatility.

Pros

  • Supports 4K@60Hz resolution for clear visuals
  • Simple setup process ideal for beginners
  • Compact design to save desk space

Cons

  • Limited to two computers only
  • Lacks USB ports for additional device connections

Best for: Beginners needing a simple KVM switch for basic tasks.

Not ideal for: Users requiring multiple connections or advanced features.

The Hearvo USB 3.0 HDMI KVM Switch is a solid choice for simple home office setups.

5. Best Budget

GL.iNet GL-RM10 Comet Pro Remote KVM Over Wi-Fi 6 Dual Band 4K Passthrough

$179.99
in stock
Amazon.com
  • 【Dual-Band Wi-Fi 6 Desktop KVM Device】Comet Pro supports both 2.4 GHz and 5 GHz Wi-Fi bands for a cleaner setup with less cabling. By providing both wired and wireless connectivity, it eliminates single points of failure and redefines flexibility for remote access.
  • 【4K Video Passthrough & Two-Way Audio】The GL-RM10 features 4K@30FPS video passthrough and two-way audio, delivering ultra-clear, low-latency streams via H.264 encoding without interrupting the local display. Its audio support ensures crystal-clear voice interaction —ideal for remote meetings and IT support to create a natural “face-to-face” experience.
  • 【Touchscreen Interface】The 2.22-inch built-in touchscreen features an intuitive user interface that is easy to operate and requires no technical expertise, allowing you to effortlessly view and manage important functions—such as connecting to Wi-Fi networks and enabling or disabling cloud services.
  • 【Built-in Tailscale】 Enables secure, efficient data transfer between devices using WireGuard’s encrypted transmission and direct connection features. Ideal for home labs, offices, and multiple networking scenarios.
  • 【Flexible Remote Access】Remote access can be achieved through our web based cloud control functionality, supporting Windows, macOS, and Linux systems without needing to install any software. Additionally, there is remote support via the GLKVM app available to Windows, macOS, iOS and Android devices.
  • 【Self-Hosted Lightweight Cloud Option】Supports self-hosted deployment on mainstream operating systems such as Linux and Ubuntu, giving you full control over your remote access environment. Get started with 2 cores and 2GB RAM cloud server, then deploy in one click, no complex setup required. No personal information is collected by GL.iNet, ensuring a private experience.
  • 【Remote Disaster Recovery】 GL.iNet KVM devices are designed for remote scenarios where software-based solutions are unavailable or ineffective. As a reliable alternative, they allow you to perform critical tasks like BIOS access and OS reinstallation to fully recover systems from a distance.
  • 【ATX Board/Fingerbot Support】 Attaching extensions like the ATX Board or Fingerbot (sold separately) provide the ability to remotely power on/off or hard reset devices.
Updated: 53 minutes ago

The GL.iNet GL-RM10 Comet Pro is unique as it supports remote KVM functionality over Wi-Fi. This dual-band device offers both wired and wireless connectivity, allowing you to access your computers from anywhere in your home or office. It supports 4K passthrough for high-quality video.

In comparison to other options like the UGREEN and TJCXELE, this KVM switch offers flexibility that is very good. You can control your devices without being physically present, which is ideal for tech enthusiasts or IT professionals.

However, the limitation is that it may not be necessary for users who do not need remote access. it may require a more complex setup process than traditional KVM switches.

Pros

  • Remote access capability through Wi-Fi
  • Supports dual-band connectivity for better performance
  • 4K video passthrough for high-quality visuals

Cons

  • Complex setup may not suit casual users
  • Not necessary for users without remote access needs

Best for: Tech enthusiasts needing remote access to their computers.

Not ideal for: Users who prefer a straightforward physical connection.

The GL.iNet GL-RM10 Comet Pro is an innovative choice for remote control users.

6. Best Lightweight

HDMI KVM Switch for 4 Computers 1 Monitor,4K@60HZ 4 Port KVM Switch

$64.99
in stock
Amazon.com
  • 【4 Port HDMI KVM Switch for 4 Computers】 Control 4 computers with 1 monitor, keyboard and mouse using one KVM switch. This 4 port KVM switch eliminates repeated cable swapping and helps keep multi-PC workspaces organized. Ideal for home offices, IT workstations, test benches and other multi-computer setups where users need to switch between four PCs efficiently.”
  • 【4K@60Hz HDMI 2.0 with EDID Adaptive】 Enjoy clear, smooth video up to 3840×2160@60Hz, with support for 4K@30Hz, 1080P and lower resolutions. HDMI 2.0 provides up to 18Gbps bandwidth, while EDID Adaptive automatically detects connected displays and helps match appropriate resolution settings when switching between computers.
  • 【4 USB 3.0 Ports for Shared Peripherals】 Equipped with 3 USB-A 3.0 ports and 1 USB-C data port, this USB 3.0 KVM switch lets 4 computers share a keyboard, mouse, webcam, printer, USB drive and other USB devices. With data transfer speeds up to 5Gbps, it is ideal for office users and multi-PC workstations that frequently share USB peripherals.
  • 【One-Touch Switching with Wired Remote】 Switch directly between four computers using the PC1/PC2/PC3/PC4 front-panel buttons or the included wired desktop remote. Numbered 1/2/3/4 buttons provide one-touch access to each computer, while LED indicators clearly show the active PC. Ideal for desks where the KVM switch is placed out of easy reach. Hotkey switching is not supported.
  • 【Plug & Play Complete KVM Setup】 Connect each computer to the KVM with 1 HDMI cable and 1 USB cable, then connect your monitor, keyboard, mouse and other shared USB devices. The package includes 1× KVM switch, 1× HDMI cable, 4× USB 3.0 cables, 1× power cable and 1× wired desktop remote, 2× Under-desk mounting bracket.6× Self-tapping screw & Screw . Contact us through Amazon messaging if you need setup or compatibility assistance.
Updated: 53 minutes ago

The GREATHTEK HDMI KVM Switch allows you to control four computers with one monitor. This switch supports 4K@60Hz resolution and is designed for multi-PC workspaces. It eliminates the hassle of cable swapping, making it convenient for users with multiple devices.

Compared to other models, it excels in connection options, offering support for up to four computers. While the CMSTEDCD and Hearvo provide simpler setups, GREATHTEK is ideal for complex work environments.

A downside is that it may be more than what a casual user needs. This KVM switch is better suited for professionals or gamers with multiple systems.

Pros

  • Supports up to four computers with one monitor
  • 4K@60Hz resolution for clear visuals
  • Eliminates cable swapping for convenience

Cons

  • May be too complex for casual users
  • Less suitable for single computer setups

Best for: Professionals managing multiple computers.

Not ideal for: Casual users needing a simple setup.

The GREATHTEK HDMI KVM Switch is the best choice for multi-computer setups.

7. Best Premium

BENFEI USB 3.0 Switch, USB Switch 2 Computers Share 4 USB for PC, Mouse, Keyboard, Printer, Scanner, USB KVM Switch Selector Compatible with Windows, Mac, Linux

$16.99
in stock
Amazon.com
  • Share Multiple USB Devices between 2 Computer : The BENFEI 2 in 4 out USB 3.0 kvm switch supports 2 computers share 4 USB devices like keyboards, mouses, U disk, printers, scanners, USB cameras, headphones, etc. It’s convenient for you to switch freely between your work computer and personal computer, driver free and compatible with multiple OS, such as windows 7/10/8/8.1/7/Vista/XP and Mac OS, Linux, and Chrome OS.
  • Transfer Files in Seconds: With the 4x USB 3.0 ports, BENFEI USB Switcher supports up to 5Gbps data transfer speed. You can easily transfer data from U disk, mobile hard disk to computer. It’s backward compatible with USB 2.0, too.
  • Switch Easily: With the USB switcher button and LED indicator design, you can freely switch multiple USB devices between two computers with one click and clearly know the working status. Please note: When connected, it could work only when using the BENFEI USB A to USB A cable.
  • Multiple USB Devices Support: BENFEI USB Switch provides an extra USB C(5V 3A) power supply slot. If you use some high power consumption devices such as HDD, USB cameras, headphones, etc, please connect extra power for stable performance. (The USB A-USB Charging cable is included, but the power adapter is not)
  • 18 MONTH WARRANTY : Exclusive BENFEI Unconditional 18-month Warranty ensures long-time satisfaction of your purchase; Friendly and easy-to-reach customer service to solve your problems timely
Updated: 53 minutes ago

The BENFEI USB 3.0 Switch is designed for sharing USB devices between two computers. While it does not function as a traditional KVM switch, it allows you to manage peripherals like keyboards and printers. This makes it a good choice for simple setups.

Compared to traditional KVM switches, like the CMSTEDCD and Hearvo, this model focuses solely on USB device sharing. This can be beneficial for users who primarily need to switch devices rather than manage multiple screens.

A limitation is that it does not support video switching, which may not meet the needs of users requiring monitor control. This model is best for those prioritizing USB connectivity over display management.

Pros

  • Allows sharing of four USB devices between two computers
  • Driver-free, easy setup process
  • Compatible with various operating systems

Cons

  • Does not support video switching
  • Limited to two computers only

Best for: Users needing to share USB devices between two computers.

Not ideal for: Those looking for a complete KVM solution.

The BENFEI USB 3.0 Switch is a practical choice for USB device sharing.

8. Best Heavy-Duty

GL.iNet Comet X (GL-RM4PE) Quad-Port Remote KVM for Home Lab and IT Pro

$279.99
in stock
Amazon.com
  • 【Power over Ethernet with 5V Type-C Backup】Receive network and power through a single Ethernet cable, drop the separate power brick from your rack, and fall back to a 5V Type-C input for redundant operation in any home lab or server room.
  • 【Quad-port Remote KVM Control over IP】Connect up to four host systems through four HDMI inputs and four dedicated USB Type-C device ports, with seamless switching from the front-panel button, the touchscreen, or the web-based remote interface.
  • 【4K 30Hz HDMI Loop-out】Connect a monitor via HDMI and a keyboard and mouse via USB for direct local access and control. HDMI loop-out supports up to 4K@30FPS, allowing simultaneous local display and remote access without an external splitter.
  • 【3.69 inch TFT Touchscreen and Rack-ready Chassis】Configure ports, switching, and network directly on the front panel, with included 10 inch and 19 inch rack mount brackets for standard rack installation out of the box.
  • 【64 GB eMMC for High Capacity Storage & High-speed Transfer】Store system images, backup files, and deployment packages onboard, with transfer speeds up to 25 MB/s so a 6 GB OS image uploads in roughly five minutes.
  • 【Rack-Ready Design】 Mount Comet X in 10-inch or 19-inch racks with the included rack-mount brackets. Its 3.69-inch TFT touchscreen provides an intuitive interface for local setup and control, while the compact 170 × 90 × 40 mm chassis fits neatly into your server environment.
  • 【Browser-based Remote Control over HTTPS】Access the KVM interface from any modern browser without installing client software, with secure HTTPS encryption for safe connectivity.
Updated: 53 minutes ago

The GL.iNet Comet X (GL-RM4PE) is a versatile KVM switch that supports remote access over IP. It features Power over Ethernet, allowing it to operate without a separate power source. This is a great feature for home labs and IT environments.

Compared to other models, it provides a unique approach to KVM switching that focuses on remote control capabilities. This option is perfect for users who need access to their computers from different locations.

However, the requirement for network setup may not appeal to everyone. This model is best suited for tech-savvy users who understand networking.

Pros

  • Remote control over IP for flexibility
  • Power over Ethernet for convenience
  • Supports multiple connections for various systems

Cons

  • Complex setup may deter average users
  • Not necessary for users without remote access needs

Best for: IT professionals needing remote capabilities.

Not ideal for: Casual users seeking a straightforward KVM switch.

The GL.iNet Comet X is ideal for tech professionals needing remote access.

Kvm Switches Compared Side by Side

The table below compares different KVM switches. It includes columns for brand, monitor support, and special features. If you’re looking for a kvm switch 3 computers, review the options to find the best fit.

# Product Best for Brand Price Link
1 HDMI KVM Switch 1 Monitors 2 Computers 4K@60Hz USB KVM… Editor's Choice CMSTEDCD $16.99 Check
2 UGREEN 8K@60Hz HDMI Displayport KVM Switch 3 Monitors 2… Best Splurge Ugreen Group Limited $99.99 Check
3 Displayport KVM Switch 2 Monitors 2 Computers 4K@144Hz… Best for Small Spaces TJCXELE $62.99 Check
4 Hearvo USB 3.0 HDMI KVM Switch for 2 Computers 1 Monitor Runner-Up Hearvo $26.99 Check
5 GL.iNet GL-RM10 Comet Pro Remote KVM Over Wi-Fi 6 Dual… Best Budget GL.iNet $179.99 Check
6 HDMI KVM Switch for 4 Computers 1 Monitor,4K@60HZ 4 Port… Best Lightweight GREATHTEK $64.99 Check
7 BENFEI USB 3.0 Switch Best Premium BENFEI $16.99 Check
8 GL.iNet Comet X Best Heavy-Duty GL.iNet $279.99 Check
9 HDMI KVM Switch 4 Computers EDID 4K@60Hz 4 Port KVM for 4… — PVBCTCSID $59.99 Check

Prices come from Amazon and change often. The price on Amazon at checkout is the one that applies.

How to Choose Kvm Switches

Monitor Support

Decide how many monitors you need. Some KVM switches support multiple monitors while others only work with one. For example, if you need to use three screens, look for a model that can handle three inputs. This will help you keep track of your work without constantly switching displays.

Resolution Preferences

Consider the resolution you need. For clear visuals, choose a KVM switch that supports at least 4K@60Hz. This ensures your screens display high-quality images and videos, especially for tasks like graphic design or gaming.

USB Port Count

Check how many USB ports the KVM switch offers. If you plan to connect several devices, like a keyboard, mouse, and printer, ensure your model has enough ports. A good rule of thumb is to have one USB port for each device you want to connect.

Switching Method

Look at how the KVM switch allows you to change between computers. Some have a physical button, while others use keyboard shortcuts. Choose one that fits your workflow for easy transitions between devices.

Size and Design

Think about the space where you will use the KVM switch. Compact models are better for small desks, while larger ones may offer more features. Measure your available space to ensure a good fit.

How We Reviewed

Where our data comes from

We gathered information from product listings, user reviews, and manufacturer specifications. This gave us a solid foundation to compare each KVM switch’s features and performance. Sources included Amazon, tech blogs, and user feedback.

How we built this shortlist

We examined over 30 KVM switches based on key features like monitor support, resolution, and ease of use. Products were filtered based on their ratings and customer feedback. This process helped us identify the best options for various needs.

What we ruled out and why

Models lacking essential features, such as adequate monitor support or USB ports, were excluded. We also removed products with poor customer reviews or low ratings. This ensured our list only included high-quality KVM switches.

What we did not do

We did not conduct hands-on testing or lab measurements, nor did we create scores based on subjective opinions. All information is based on available data, user reviews, and manufacturer claims.

How often this page is updated

This page is updated regularly to include new products and remove outdated options. We review the content every few months to ensure it reflects the latest offerings in the market.

Frequently asked questions

What is a kvm switch 3 computers?

A KVM switch 3 computers lets you control three different computers using a single keyboard, mouse, and monitor. This saves space and reduces clutter.

How do I switch between computers?

Most KVM switches allow you to switch between computers using a physical button or keyboard shortcuts. Check the instructions for your specific model.

Can I use multiple monitors?

Yes, some KVM switches support multiple monitors. Check the specifications to see how many screens your chosen model can handle.

What resolution should I look for?

For clear images, look for a KVM switch that supports at least 4K@60Hz. This ensures high-quality visuals for tasks like gaming or graphic design.

Are KVM switches easy to set up?

Yes, most KVM switches are designed for easy plug-and-play installation. Just connect your computers and devices, and you’re ready to go.

What to look for

Ease of Use

A good KVM switch should be user-friendly. Look for models that allow you to switch between computers easily, whether through a button or keyboard shortcut. This will save you time and reduce frustration while working.

Build Quality

Check the materials used in the KVM switch. High-quality materials ensure durability and reliability. A sturdy design can prevent wear and tear from frequent use.

Compatibility

Make sure the KVM switch is compatible with your devices. Check if it supports the operating systems and connections you need. This helps avoid issues when setting up.

Support for Additional Devices

Look for KVM switches that support multiple USB devices. More ports allow you to connect peripherals like printers, webcams, and external drives. This can improve your overall work efficiency.

Space Requirements

Consider the size of the KVM switch and how it will fit in your workspace. Compact models save space but may have fewer ports or features. Ensure you choose a size that meets your needs without overcrowding your desk.

Sources and standards

Background reading we checked while putting this guide together:

About the author

Radhika Gupta

Radhika Gupta 12+ years

Editor, Best Under 2026

Radhika Gupta builds the buying guides on Best Under 2026. Every shortlist starts from the manufacturer specification and the live Amazon listing, then gets cut down by who the product actually suits. Nothing here is hands-on tested, and we do not pretend otherwise — where a guide names a drawback it comes from the spec sheet or from a pattern in buyer reports, not from a lab. Prices are pulled from Amazon and stamped with the date they were checked. If something here is wrong, email hello@bestunder2026.com and it gets fixed.

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