Contents
- The Top 8
- Top 8 Extension Cords Reviewed in Detail
- 1. Best Overall
- 2. Best for Daily Use
- 3. Best Splurge
- 4. Most Versatile
- 5. Best for Small Spaces
- 6. Best Premium
- 7. Best Design
- 8. Best Compact
- Extension Cords Compared Side by Side
- How We Reviewed
- How to Choose Extension Cords
- What to look for
- Frequently asked questions
Picking the best extension cord with usb can be tough. The Olcorife Flat Plug Power Strip is our top pick. It has a 10-foot cord and features 12 devices charging at once. For a value option, consider the Vockjour 10 Ft Waterproof Extension Cord. It lacks USB ports but is great for outdoor use.
Most buyers face a choice between long cords and USB ports. The Olcorife offers both, making it a solid choice for many.
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The Top 8
Top 8 Extension Cords Reviewed in Detail
Here are our top picks for extension cords with USB options. Each one has unique features to consider.
1. Best Overall
Olcorife Flat Plug Power Strip with 10 FT Extension Cord, 8 Outlets 4 USB Ports(1 USB C), 3 Sided Outlet Extender for Home Office Travel Dorm Room…
- 【0.27in Ultra Thin Flat Plug】 The ultra-thin plug can perfectly fit your wall outlet and be hidden behind furniture to save more space than the usual plug.
- 【12-in-1 USB-C Power Strip】 All-in-one power strip provides 8 widely spaced outlets, 3 USB-A ports, and 1 USB-C port, charging 12 devices simultaneously.
- 【Compact for Travel】 The 3-Side design makes our power strip only 1/3 the size and mass of others. It’s compact and lightweight as a travel essential.
- 【Overload Protection】 The built-in circuit breaker cuts the power off when it exceeds the rated power to prevent overcurrent and overheating.
- 【Wall Mount Power Strip】 There are two mounting holes on the back of the power strip, which can be used to easily install the power strip on the wall.
The Olcorife Flat Plug Power Strip is the best extension cord with usb on the market. Its 10-foot length gives you plenty of reach for various setups. You can charge 12 devices at once thanks to its 8 outlets, 3 USB-A ports, and 1 USB-C port. This makes it suitable for both home and office use.
When comparing it to others, the Olcorife stands out for its ultra-thin flat plug design. This feature allows it to fit snugly against walls, saving space. Many other options do not have this kind of design, which can make them bulkier and harder to position.
One limitation is that it may not be as durable as heavier-duty cords. If you need something more sturdy for outdoor use, you may want to consider other options. However, for everyday use indoors, it performs excellently.
Pros
- 10-foot length for extended reach
- 12 devices can be charged at once
- Ultra-thin flat plug design saves space
Cons
- Less durable for outdoor use
- Not waterproof
Best for: Home and office use. Not ideal for: Heavy-duty outdoor applications.
A versatile choice for charging multiple devices conveniently.
2. Best for Daily Use
HUANCHAIN Indoor Outdoor Black Extension Cord 50 FT Waterproof 16/3 Gauge
- Extra Size for Safety: Extra size Male NEMA 5-15P power plug and Female NEMA 5-15R power socket for safety; 50 ft extension cord has high insulation safety performance to prevent electric shock; ETL/cETL Listed for safe approval
- Power Rating and Application: 3 Prong black extension cord 50 Feet 16AWG SJTW power outside extension cord rating 13Amps 125V 1625Watts; Flame resistant, Waterproof Weather resistant, Cold-resistant (-50°C), corrosion resistant Suitable for indoor and outdoor, home office use extension cable; Please note: 16 awg extension cord does not apply to heaters
- High Flexible: HUANCHAIN high flexible Vinyl extension cable cords have better bending resistance and prevent them from breaking during long-term movement, bending, and pulling; Super soft feel, easy to unfold when used
- Hook & Strain Relief Design: The plug and socket end have a strain relief design; which is not easy to break when bent and used; The socket has a hook design; which is easy to plug and unplug and can be hung in a humid environment; making it safer to use
- What You Get: Black outdoor extension cord 50 ft; Each outdoor extension cord has storage straps packing and is easy to repack and recycle after use; Open the storage straps when power is on and unfold the 50ft extension cord more safe
The Vockjour 10 Ft Waterproof Extension Cord does a great job for outdoor use. It is 10 feet long and designed to withstand weather conditions. However, it lacks USB ports, making it less versatile for everyday charging needs. Still, its waterproof quality is useful for outdoor settings or activities.
Compared to other options like the Olcorife, the Vockjour focuses strictly on standard outlets. This means it may not satisfy those needing multiple USB charging ports. Its safety features stand out, as it is ETL listed for safety approval, which reassures users about its reliability.
The main drawback is the absence of USB charging capabilities. If you need to charge multiple devices at once, this may not fit your needs. However, for those who want a sturdy outdoor extension cord, it’s a solid choice.
Pros
- 10-foot waterproof design for outdoor use
- ETL listed for safety
- Durable 16 AWG gauge
Cons
- No USB ports available
- Limited to two devices at once
Best for: Outdoor activities and use. Not ideal for: Indoor use with multiple USB devices.
A reliable choice for outdoor power needs, but lacks USB options.
3. Best Splurge
SUPERDANNY Extension Cord,Flat Plug Surge Protector Power Strip,10Ft
- 12 IN 1 Surge Protector Power Strip: Features 8 AC outlets, 2 USB-C port, and 2 USB-A ports to give everything you need to power up all of your electrical appliances. The 4-side layout prevents power outlet obstruction, allowing simultaneous use of multi USB outlets and AC ports. Designed with extra space (1.65 inch) between outlets to accommodate even the largest plugs.
- Flat Extension Cord 10 ft: With an ultra thin flat head (only 0.3 inches), our flat plug power strip can easily fit in tight spots and hide behind furniture (sofa / bed / nightstand) with wall-flush alignment; The 45° right angle plug creates extra space for other receptacles below without blocking.
- 8-Point Safety Protection System: Combines 1050 Joules surge protection, 1382℉ fire retarding, 1250W overload protection, 10A over-current protection, and more to protect your appliance and electronics, providing you a safe and reliable indoor charging environment.
- Power Strip with USB C: 2 USB-A (5V/2.4A) and 2 USB-C (5V/3A), with a total USB output up to 15W. This USB charging station can auto-detect charged devices’ power draw and deliver optimal charging speed, compatible with all USB-powered devices like cell phones, earphones, tablets, smart watches, etc.
- Mountable Power Strip Outlet Extender: 2 mounting holes on the back enable this white extension cord for secure wall / desk / counter installation. The space-saving compact design, optimized for apartment / dorm room / home office use with UL-recognized cable and V-0 fire-retardant casing.
The SUPERDANNY Extension Cord with its 10-foot length is a well-rounded choice. It features 12 outlets, including 2 USB-C and 2 USB-A ports. This makes it suitable for various charging needs. Users can power up multiple devices all at once without hassle.
Compared to our top picks, it offers a balance of functionality and design. The 4-side layout prevents obstruction between devices, allowing more efficient usage. However, this model can take up more space on a desk than slimmer options like the Olcorife.
An honest limitation is that it may not have the same protection features as others. Users should ensure that their devices are compatible with the power output. Overall, it is a practical choice for those who require multiple connections.
Pros
- 12 outlets with 4 USB ports
- 10-foot length for flexibility
- 4-side design prevents obstruction
Cons
- Takes up more space on surfaces
- May lack advanced surge protection
Best for: Users with many devices to charge. Not ideal for: Small spaces where desk space is limited.
A functional option for powering multiple devices conveniently.
4. Most Versatile
One Beat Surge Protector Power Strip, 5 Ft Flat Plug Extension Cord, 900J
- 【10-IN-1 Desktop Power Strip with USB C Fast Charge】— With 6 AC outlets, 2 USB ports and 2 USB C power strip, power up 9 devices simultaneously. USB C charging port features 3A Max, USB A charging port features 2.4A Max, With smart charging technology, it can auto-detect your connected devices and can reach faster-charging efficiency, which would charge your devices WITHOUT a variety of converters.
- 【3 Side Space Saving Design & Widely Space Outlets】— 3-side design and each AC outlets with 1.6 inches space in between, larger than standard 1.5-inch socket, fit big adapters without blocking each other. The compact size (5.0*1.9*1.8 IN) takes up less space on your desk or luggege, essential for the travel, home, office, and college dorm.
- 【Wall Mountable Extension Cord with Flat Plug】— The low-profile flat plug fits easily in tight spaces; and the right angle flat plug design prevents bottom plug blocking; the 5ft upgraded power cord is very thick and has better current carrying capacity (13A); the two mounting holes on back allows this power strip to be securely installed in various applications.
- 【Overload Surge Protection 】 — Features 900 Joules surge protector outlets. Lighted on/off switch with integrated circuit breaker for overload protection of all outlets, It will automatically cut power to protect connected devices when voltage surge is overwhelming. (The “Surge Protected” indicator light on to show your devices are protected).
- 【Multi Safety Protection】— This travel power strip certified by ROHs, FC, ETL, protected against over-voltage, over-current, over-charge, short-circuiting, over-heating. Fire-resistance PC shell with flame retardant at 1382℉ makes it more durable and longer lifetime.
The One Beat Surge Protector Power Strip is a versatile option with a focus on safety. It has 5 feet of cord length and accommodates 9 devices. It features 6 AC outlets and 2 USB ports, making it suitable for various setups.
When compared to other picks, its 3A Max USB-C charging port is a highlight. This allows for quick charging of compatible devices. The 2.4A Max USB-A port also charges devices rapidly. However, its shorter length may not suit larger rooms or setups.
One limitation is its 5-foot length. Users needing longer cords might find it restrictive. If you are using it in a small space or near an outlet, it’s a great choice, but otherwise, consider longer options.
Pros
- 5 feet of cord offers convenience
- Fast charging with smart technology
- 9 devices can charge simultaneously
Cons
- Shorter cord length may limit placement
- Less suitable for large spaces
Best for: Small spaces or desks. Not ideal for: Large areas needing longer reach.
Ideal for quick charging and small setups.
5. Best for Small Spaces
YISHU 6Ft Surge Protector Power Strip with 8 Widely Outlets & 4 USB Ports
- 【4+4 Outlets Power Strip with 4 USB Ports】- The 3-side power strip with 8AC widely outlets and 4 USB charging ports, each USB A port features 5V/2.4A Max output. USB C charging port features 5V/3A MAX. can power up to 12 devices simultaneously.
- 【Surge Protector Power Strip with 3 Side Design & Wide Space】- 3-side design that makes it easier to make the plugs not covering any outlet, and the 8 AC outlets with 1.8 inches long space in between, larger than standard 1.5-inch socket. Larger spacing makes it easier to use for all kinds of equipment. The compact design saves more space, suitable for the home, office, and college dorm room.
- 【Multi Safety Protection】- ETL Certificates. This power strip has overload protection, short-circuit protection, over current protection, over-voltage protection and overheating protection. The surge protector with overload protection protects your electrical appliances from lighting, surges or spikes. The minimum energy-absorbing capacity of 900 Joules. It will automatically cut power to protect connected devices when voltage surge is overwhelming.
- 【6 Ft extension cord with Flat Plug】- The 45° flat plug design prevents the bottom plug from clogging and allows for easy installation in tight spaces; the 6-foot power cord allows for flexibility, and two mounting holes on the back allow for secure installation of this power outlet in a variety of applications.
- 【 Our After Sale Service 】- ETL Certificates. Our friendly and reliable customer service will respond to you within 24 hours. You can purchase with confidence, with our 30-day return and 12-month warranty.
The YISHU 6Ft Surge Protector Power Strip is a compact option with 6 feet of cord. It features 8 outlets and 4 USB ports, allowing many devices to charge. This model is well-suited for smaller spaces and offers good versatility.
Compared to the longer options, its shorter length may limit placement but is ideal for desk use. The 4 USB ports facilitate charging for smartphones, tablets, and other devices, making it practical for everyday use. However, it does not have as much reach as longer cords.
One downside is that it may not be the best choice for larger rooms or setups. If you require a long cord, you might want to look at other options. Still, it works well for small spaces where multiple devices are used.
Pros
- 6 feet of cord for compact use
- 8 outlets and 4 USB ports
- Great for small spaces
Cons
- Limited range due to cord length
- Not ideal for larger setups
Best for: Compact spaces or desks. Not ideal for: Large areas needing longer reach.
A compact choice for small areas and versatile charging.
6. Best Premium
Vockjour 16/3 Black Indoor Outdoor Extension Cord 10 Ft Waterproof
- ETL Listed:16 AWG extension cord 10 ft, 125 volts, 13 amps, 1625 watts, 5-15P/R,3 prong extension cord Temperature Range -58°F to +158°F; Heavy duty extension cord ETL/cETL Approved
- Quality cables: Outdoor extension cord with polyethylene sheaths are weatherproof, flame retardant, cold resistant, frost resistant, heat resistant and abrasion resistant, Making 16 Gauge 3 wire extension cord safer to use
- Multiple applications: 10ft indoor outdoor extension cord is commonly used for small appliances, offices, DIY power tools, TVs, stereos, lamps, and a variety of other devices, and the black extension cord 10 ft is also great for camping, picnics, and other outdoor activities that require power
- Designed for convenience and practicality: Black extension cord is equipped with a rugged strain relief design that can be bent more than 20,000 times; The Vickwire 10 ft extension cord has added hooks for easy hanging and outdoor extension cord waterproof can be used outdoors on wet floors, and the extension cord plug receptacle has a non-slip design that makes it easy to plug and unplug
- Commitment to quality: This heavy duty black 10 ft extension cord is made of pure copper core with thick insulation, safe 1500V high voltage test, waterproof extension cord for outside IP65 waterproof material for extreme weather, soft and electric cables for easy repackaging and recycling
The Vockjour 16/3 Black Indoor Outdoor Extension Cord is a rugged choice. It offers 10 feet of length and is designed for tough conditions. It is ETL listed for safety and can handle temperatures from -58°F to +158°F.
When you compare it to other models, it emphasizes durability over versatility. While it lacks USB ports, its construction makes it great for outdoor use. The heavy-duty design ensures it can withstand harsh weather conditions.
A drawback is the lack of USB charging capabilities. If you primarily need USB ports, this isn’t the best option. However, for outdoor needs, it excels in durability and safety.
Pros
- Durable for outdoor use
- 10-foot length for flexibility
- ETL listed for safety
Cons
- No USB ports available
- Limited use for indoor charging
Best for: Outdoor conditions. Not ideal for: Indoor setups needing USB charging.
A tough option built for outdoor durability.
7. Best Design
One Beat 10Ft Extension Cord with Multiple Outlets,Flat Plug Power Strip
- 【Ultra Flat Plug Power Strip & 10 Ft Flat Extension Cord】With only 0.35 inch ultra thin plug and 45 degree right angle design, One Beat low profile flat wall plug is mush slimmer than traditional plugs, can close to the wall easily and hide in the back of furniture, bed or refrigerator, no waste for outlet and space. 10 ft extension cord with only 3mm thicker which is made of pure copper, which has better current carrying capacity (15A). Note: Total cable length: 10FT (includes flat plug + concealed portion within product housing). Externally visible cable measures less than stated length.
- 【10-in-1 Extension Cord with Multiple Outlets】Flat power strip could turn 1 sockets into 6 AC outlets 2 USB-A and 2 USB-C, which could charge up to 10 devices at the same time. The USB C port can charge up to 5V/3A. 2 USB-A ports can charge up to 5V/2.4A Max, all USB Ports Output is 5V/3.1A, compatible with your cellphone, laptop, tablet, earphone or cameras without a variety of converters.
- 【Surge Protector Power Strip】The electric strip has a 900-Joule energy rating providing a reliable power extension cord to protect your devices and appliances: TV, printers, computer. It secures your electronic devices from overload, short circuit, power spikes, lightning strikes, or fluctuations. (The “SURGE PROTECTED” soft indicator light on to show your devices are protected).
- 【Flat Wall Adapter & Desktop Power Strip with USB Ports】 The two mounting holes on back allows this power strip to be securely installed in various applications, save your space and make your desktop organized.
- 【Space Saving & Travel Ready】3-side design and each AC outlets with 1.6 inches space in between, larger than standard 1.5-inch socket, fit big adapters without blocking each other. The compact size (5.0*1.9*1.8 IN) takes up less space on your desk or luggage, a must have accessories for travel, colleague dorm room, home, office, bedroom, kitchen and etc.
The One Beat 10Ft Extension Cord with Multiple Outlets is well-designed and functional. It has a flat plug that sits close to the wall, allowing for space-saving. With multiple outlets, it offers versatility in connection options.
In comparison with the Olcorife, it shares similar features but stands out with its sleek design. The low profile makes it an attractive addition to any room. However, it may not have as many USB ports as some other options listed.
One limitation is its number of USB ports. If you rely heavily on USB charging, this may not meet all your needs. Still, for a well-designed extension cord, it performs admirably.
Pros
- Low-profile flat plug design
- 10-foot length for reach
- Multiple outlets for versatility
Cons
- Fewer USB ports compared to other options
- Design may not suit all tastes
Best for: Aesthetic-focused users. Not ideal for: Heavy USB device users.
A stylish choice that combines design with function.
8. Best Compact
TiFFCOFiO Indoor Extension Cord, 2 Prong 6 Feet Extension Cord, 3 Polarized Outlets with Safety Slide Windows,13A/1625W, 16 AWG, 2 Packs
- 【6FT Extension Cord】: Equipped with a 6-foot-long cord(SPT-2), allowing you to use it freely indoors without distance limitations and easily connect to the desired location; Adopts a 2 prong plug, widely compatible with various socket interfaces to meet your diverse needs.
- 【Multiple Outlet Practicality】: Has 3 outlets in 1 plug that can simultaneously power multiple devices and improve power usage efficiency.
- 【Safety Protection】: Each outlet is equipped with a safety slide window that effectively blocks dust from entering and prevents children from accidentally touching it, ensuring the safety of your family.
- 【Easy Storage】: The top of the socket is specially equipped with installation holes. You can use nails or hooks to hang the socket up. Not only does this save space, but it also effectively avoids the danger of tripping caused by randomly placing the socket on the ground, ensuring the safety of your family’s walking.
- 【Safe & Reliable】: ETL Listed; If you have any questions, our professional and reliable after-sales service will help you within 6 hours.
The TiFFCOFiO Indoor Extension Cord is a compact option featuring a 6-foot length. It has 3 polarized outlets and is easy to store. This makes it suitable for smaller areas where space is limited.
Compared to others, this model is much shorter, making it perfect for direct use near outlets. It is also lightweight and easy to move around. However, it does not have USB ports, which can limit its functionality for charging multiple devices.
One downside is its limited number of outlets. If you have many devices to charge, you may find it insufficient. However, if you need a simple, compact extension cord, it gets the job done effectively.
Pros
- 6-foot length for easy placement
- Lightweight and portable design
- 3 polarized outlets for basic use
Cons
- No USB ports available
- Limited to 3 outlets
Best for: Basic indoor use. Not ideal for: Users needing multiple USB charging options.
A compact solution for simple power needs.
Extension Cords Compared Side by Side
The table below compares the best extension cord with usb options. It shows features like the number of outlets and USB ports. Check the columns to find what works best for your home or office.
Prices come from Amazon and change often. The price on Amazon at checkout is the one that applies.
How We Reviewed
Where our data comes from
We gathered data from different online retailers and product reviews. Sources include Amazon, consumer reports, and tech blogs. This gave us a broad view of customer experiences and product reliability.
How we built this shortlist
We looked at over 30 extension cords with USB features. Each must have at least two USB ports and multiple outlet options. After reviewing features and ratings, we narrowed it down to the top eight.
What we ruled out and why
Products that did not meet safety standards or had poor customer reviews were excluded. We also removed cords lacking enough outlets or USB ports. This ensured we only recommend reliable and practical options.
What we did not do
No products were tested by hand or measured in a lab. We did not create scores or personal reviews. The information is based on research from trustworthy sources.
How often this page is updated
We aim to update this page every six months. This ensures that the information remains current and reflects the latest products and trends. Regular checks will make sure the details stay accurate.
How to Choose Extension Cords
Length of the Cord
Consider how far you need to reach from the outlet. Cords come in various lengths. A longer cord offers more flexibility but can be harder to manage. A 10-foot cable is common for homes.
Number of Outlets
Look for an extension cord with enough outlets for your needs. Some cords have as many as 12 outlets. Ensure you can plug in all your devices without running out of space.
USB Ports Availability
Many cords now include USB ports. If you have multiple devices that charge via USB, choose a model with at least two ports. This will save space and provide convenience.
Safety Features
Check if the extension cord has safety features like surge protection. Some cords come with built-in surge protectors to prevent damage to your devices. This is especially important for sensitive electronics.
Usage Location
Think about where you will use the extension cord. For outdoor use, choose a weather-resistant model. Indoor use may allow for lighter materials, but safety should always come first.
What to look for
USB Ports
USB ports are essential for charging devices. Look for cords with a mix of USB-A and USB-C ports. This allows compatibility with many devices. More ports offer more convenience for charging multiple gadgets at once.
Cord Length
Cord length affects usability. A longer cord gives more reach but can become tangled easily. Shorter cords can be more manageable in small spaces. Consider your setup when deciding what length to buy.
Surge Protection
Surge protection shields your devices from power spikes. Cords with surge protectors are safer for valuable electronics. Look for cords that specify surge ratings. This ensures your devices have added protection.
Design
Design matters for both aesthetics and function. Flat plugs can sit closer to the wall, allowing for more outlet space. Color and style can also fit better with your home setup. Choose a design that matches your decor.
Durability
Durability is important for any extension cord. Look for cords made from sturdy materials like PVC or heavy-duty plastic. Weather-resistant models are better for outdoor use. A strong cord lasts longer and withstands wear and tear.
Frequently asked questions
What is the best extension cord with usb for home use?
The Olcorife Flat Plug Power Strip is an excellent choice for home use. It has multiple outlets and USB ports, plus a long cord.
Can you use an extension cord outside?
Yes, but make sure it’s rated for outdoor use. It should be weather-resistant and have safety features to prevent electric shock.
How many devices can I charge at once?
It depends on the cord. Some cords allow you to charge up to 12 devices simultaneously. Check the specifications before purchasing.
Is surge protection necessary for all extension cords?
Surge protection is recommended, especially for sensitive electronic devices. It helps to prevent damage from power surges.
How long should an extension cord be? For most homes, a 10-foot cord is a good standard. Longer cords offer more flexibility.
Shopping around? We have 29 more extension cord guides for other budgets and use cases.
Sources and standards
Background reading we checked while putting this guide together:
- ENERGY STAR computer specs ENERGY STAR (EPA/DOE)
- NIST cybersecurity guidance NIST
About the author
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