Contents
- The Top 8
- Top 8 String Trimmers Reviewed in Detail
- 1. Editor’s Choice
- 2. Best for Small Spaces
- 3. Best Compact
- 4. Best Design
- 5. Best Lightweight
- 6. Best Premium
- 7. Best Heavy-Duty
- 8. Best for Beginners
- String Trimmers Compared Side by Side
- How We Reviewed
- What to look for
- How to Choose String Trimmers
- Frequently asked questions
Choosing a string trimmer can be tough. The string trimmer buying guide will help you decide. Our top pick is the WORX 20V 12″ 2-in-1 Cordless String Trimmer. It easily converts from a trimmer to an edger. For a value pick, consider the Glenvera 20V 12” 2-in-1. You give up some power and features to save money.
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The Top 8
Top 8 String Trimmers Reviewed in Detail
Here are our top string trimmer picks to help you make the right choice.
1. Editor’s Choice
WORX 20V 12" 2-in-1 Cordless String Trimmer & Electric Lawn Edger, WG163
- 2 IN 1 TRIMMER & EDGER : Easily converts from a string trimmer to an edger lawn tool in just seconds.
- INSTANT LINE FEED: This grass trimmer has innovative push button command feed spool system for instant line feeding. Plus, free spools for life.
- HEAD TILTS 90°: So you can use string trimmer and edger on sloped terrain, and get to tough-to-reach places.
- RUBBERIZED WHEELS: Support and guide the edger, giving you straighter lines and cleaner cuts.
- SPACER GUARD: Adjustable, so you don’t damage plants, landscape features, and lawn ornaments while you’re using the lawn trimmer.
- SPECS: 7600 rpm no-load speed, 12” cutting diameter, 5.5 lbs. machine weight, 10” cutting line length, 0.065” line diameter.
- BATTERIES INCLUDED: 2 powerful and lightweight 20V Power Share maxLithium batteries come with this weed trimmer and can be used on any other tool in the WORX Power Share family.
- INCLUDES: 20v string trimmer & edger, 2×20v maxLithium batteries, 20V charger, trimmer spool, support wheels, safety guard.
- DO IT ALL WITH THE SAME BATTERY: WORX Power Share is compatible with all WORX 20v and 40v tools, outdoor power and lifestyle products.
The WORX 20V 12″ 2-in-1 Cordless String Trimmer stands out for its ease of use. With a quick conversion from trimmer to edger, it fits many yard care needs. This model also features an instant line feed system, ensuring you can keep working without interruption. Compared to others, it offers a lightweight design and a comfortable grip, making it user-friendly.
Pros
WORX 20V 12″ 2-in-1 is easy to switch from trimmer to edger.
Cons
Some users might find the battery life shorter than expected.
This model suits homeowners with small to medium yards needing flexibility.
It’s a versatile choice for small to medium yards.
2. Best for Small Spaces
Glenvera 20V 12” 2-in-1 Cordless String Trimmer & Electric Lawn Edger
- 2-in-1 Trimmer & Edger: Transform your lawn care routine with Glenvera cordless string trimmer, easily switching between trimming and edging modes to handle grass, weeds, and lawn borders with one versatile tool. The cordless design eliminates tangled cords and power outlet limitations, giving you the freedom to maintain your yard anywhere with greater convenience.
- Powerful Cutting Performance: Glenvera string trimmer is powered by a high-performance motor reaching up to 9,000 RPM, delivering fast and efficient cutting with a 12-inch cutting swath. Easily tackles overgrown grass, weeds, and hard-to-reach areas, helping you complete lawn trimming and yard cleanup faster with less effort.
- Long-Lasting Battery Power: Equipped with two 20V 4.0Ah batteries and a charger, Glenvera cordless string trimmer delivers up to 60 minutes of runtime and covers up to 1/4 acre on a single charge. Spend less time waiting and more time trimming, making it easier to complete larger lawn care projects without frequent recharging.
- Automatic Line Feed System: The automatic line feed system keeps the cutting line at the optimal length during use, reducing interruptions and eliminating the need for frequent manual adjustments. Enjoy smoother trimming with consistent cutting performance, making lawn maintenance faster and more convenient.
- Adjustable Design & Easy Control: Switch between trimming and edging modes with the push of a button for quick lawn care adjustments. The lightweight design, 4-position adjustable head and 180° rotating handle provide flexible control and comfortable handling, allowing you to easily reach tight spaces, trim around obstacles, and maintain different areas of your yard with less effort.
The Glenvera 20V 12” 2-in-1 Cordless String Trimmer offers a practical solution for homeowners. Its cordless design allows for easy movement without worrying about cords. The dual functionality as both a trimmer and edger makes it versatile for various lawn care tasks. Compared to the WORX model, it is also lightweight, making it manageable for extended use.
Pros
Glenvera 20V 12” offers smooth transitions between trimming and edging.
Cons
Limited power compared to gas options.
Not ideal for: Heavily overgrown or large areas.
A great pick for small space users.
3. Best Compact
BLACK+DECKER 20V MAX String Trimmer and Edger 2 in 1, Cordless Weed Wacker with Auto Spool Feed, Battery and Charger Included, 12 Inch Steel Deck, Reduced…
- 6200 RPM: The POWERDRIVE Transmission delivers more power from the motor to the cutting string so you can get the job done faster
- The Automatic Feed Spool – AFS automatically feeds trimmer line when needed with no bumping required
- 2-in-1 Trim or Edge – easily converts from trimmer to edger in seconds
- It is quiet and easy to start, delivering great cutting results without the mess and hassles of gas powered trimmers
- Lightweight design with adjustable handle and height positions provide maximum comfort and control of this grass trimmer edge trimmer
- Battery powered weed eater includes (1) 2.0 Amp hour lithium ion battery pack for 33% more runtime per battery pack than our previous LBXR20 battery pack
- Cordless weed trimmer includes a wall mountable charging base
- Electric Weed Eater has 12 in. cutting swath
- 2 Year Limited Warranty
The BLACK+DECKER 20V MAX String Trimmer is a powerful tool designed for efficiency. With a cutting speed of 6200 RPM, it quickly tackles trimming tasks. The automatic feed spool helps users avoid interruptions and makes operation smoother. In comparison to the other models, this one excels in speed and ease of use.
Pros
Black & Decker 20V MAX runs quietly, making it good for noise-sensitive areas.
Cons
Heavier than other models, which may cause fatigue.
Not ideal for: Those who prefer lightweight models.
A powerful option for quick yard work.
4. Best Design
HEYWORK 20V 12" Cordless String Trimmer, Electric Weed Wacker & Edger
- [2-in-1 Versatile Design] Equipped with an 8000 RPM high-speed upgraded motor, HEYWORK cordless string trimmer easily switches between trimming and edging modes for lawn edges, flower beds, driveways and general weed removal. One tool meets all your daily yard and garden maintenance needs.
- [Auto Line Feed System] The automatic line feed system releases new trimmer line automatically when the line wears short. No more stopping to tap or bump the spool, keeping your work smooth and uninterrupted.
- [Lightweight Design] Only 6.3 lbs with adjustable comfortable grip. Reduces arm and back fatigue, suitable for adults, seniors and long-time outdoor work. Easy to control and maneuver.
- [Large Capacity Batteries] Comes with two 20V 4.0Ah lithium-ion batteries and a dedicated charger. Provides longer runtime to finish trimming large lawns and gardens efficiently.
- [Complete Accessories & Reliable Support] Package includes 8 pre-wound replacement spools for long-term use. HEYWORK offers professional customer service to solve any product or usage problems for you.
The HEYWORK 20V 12″ Cordless String Trimmer is designed for versatility. Its high-speed motor efficiently switches between trimming and edging. Users will appreciate its lightweight design, making it easy to handle during yard work. Compared to the other options, this model provides a balance between power and comfort for casual users.
Pros
HEYWORK 20V 12″ has a high-speed motor for efficient weed removal.
Cons
Limited battery life under heavy use.
Not ideal for: Heavy-duty tasks or large yards.
Great for those who need a reliable design.
5. Best Lightweight
Greenworks 40V 12 in String Trimmer & 390 CFM Blower Combo, 2.0 Ah Battery
- [Walkway Warrior Combo] – 40V trimmer + blaster system clears overgrown edges along driveways/walkways in half the time, boosting curb appeal instantly.
- [Defeat Thick Brush Invasion] – 12″ commercial-grade trimmer (.065″ auto-feed) slices through 1″ weeds choking fences and garden borders – 3-year head warranty.
- [Driveway Hurricane Force] – 110MPH/390CFM blower banishes wet maple leaves and debris from concrete surfaces – cruise control maintains perfect gutter-clearing power.
- [Universal 40V Power Hub] – 2.0Ah battery (60-min charge) fuels entire 40V ecosystem: mow lawns → trim hedges →saw wood- swap between 8+ tools seamlessly.
- [Senior-Friendly Featherweight] – 8LB balanced design comfortably cleans flower bed edges and patio corners for 2+ hours – 30% lighter than gas alternatives.
- [Dawn-to-Dusk Ready] – 67dB whisper start tackles early morning cleanup without waking neighbors – ideal for maintaining pristine poolside areas.
- [$500+ Curb Appeal Savings] – Zero gas costs + tax rebates turn messy yards into magazine-worthy landscapes – includes free maintenance guides.
The Greenworks 40V 12 in String Trimmer offers significant power for tough trimming jobs. With a blower in the combo, it adds value for yard maintenance. While it efficiently handles thick weeds, it is heavier than most models, making long tasks more tiring. Compared to other trimmers, its power level makes it suitable for larger yards.
Pros
Greenworks 40V combo includes a blower for added lawn care convenience.
Cons
Heavier than typical models, which may cause fatigue.
Not ideal for: Small spaces or light trimming.
A strong choice for heavy-duty trimming tasks.
6. Best Premium
CRAFTSMAN V20 String Trimmer and Lawn Edger Kit with 4Ah Battery and Charger, 13 in. Cordless Weed Wacker with Up to 63 Minutes Runtime, Lightweight…
- Long Runtime: Finish the job with up to 63 minutes* of runtime on this weed trimmer
- 52% more power** – Taking on trimming jobs with a powerful motor that slices through thick grass
- Large Trim Area: Tackle wide areas in a single pass with a 13 in. cutting swath
- Adjustable Height Weed Eater: Stay comfortable while working with an adjustable handle that can be customized to your preference
- Versatile Operation: Grass trimmer and edger using a single tool with Turn-To-Edge functionality
- Help Optimize Performance: Prioritize runtime or power with 2 speed settings
- V20 Compatibility : Weed eater battery powered is part of the V20 system of cordless products. The Power To Do It All; Build. Repair. Restore. Maintain
- (1) CMCST901 String Trimmer (1) Spool that feeds 0.065-in line (1) CMCB204 V20* 4.0Ah Battery (1) Charger
The CRAFTSMAN V20 String Trimmer provides a solid runtime of up to 63 minutes, making it ideal for extended yard work sessions. Its powerful motor tackles tough grass and weeds effectively. This model features adjustable height, ensuring comfort for users of different sizes. Compared to other models, it excels in runtime, allowing you to finish larger tasks without frequent recharges.
Pros
CRAFTSMAN V20 provides a long runtime, making it great for bigger jobs.
Cons
Heavier than some cordless models.
Not ideal for: Those who prefer lightweight options.
A premium choice with impressive runtime.
7. Best Heavy-Duty
Makita XRU23Z 18V LXT® Lithium-Ion Brushless Cordless 13" String Trimmer, Tool Only
- No gas, emissions, oil mixing or pull starts with reduced maintenance and low noise levels
- BL Brushless Motor delivers up to 6,000 RPM
- Up to 1 hour of run time with 18V LXT 4.0Ah battery (battery sold separately)
- High/Low button for power and run time management
- Variable speed trigger for controlled cutting speed
The Makita XRU23Z 18V LXT® String Trimmer is designed for heavy-duty tasks. Its brushless motor promises low maintenance and reliable performance. Users will appreciate the lightweight design, making it easier to maneuver during long jobs. When compared with other heavy-duty models, this trimmer stands out for its efficiency and runtime.
Pros
Makita XRU23Z features a brushless motor for less maintenance and noise.
Cons
Limited cutting width for larger areas.
Not ideal for: Casual users or small yards.
A heavy-duty option for serious yard work.
8. Best for Beginners
EGO POWER+ 16" Cordless Weed Trimmer with Battery and Charger – ST1623T
- PATENTED LINE IQ TECHNOLOGY: Auto-sensing technology monitors and feeds the trimmer line of the EGO weed wacker for a continuous 16-inch cutting swath. Non-stop, no bump, high-performance trimming.
- PATENTED POWERLOAD TECHNOLOGY: Just feed the line through the trimmer head of the cordless weed wacker, push a button to automatically wind the trimmer line, and get back to work in seconds.
- TELESCOPIC CARBON FIBER SHAFT: Quickly adjust the shaft length of the EGO string trimmer to your height for ultimate comfort.
- UP TO 60 MINUTES OF RUNTIME: The LINE IQ EGO trimmer delivers up to 60 minutes of runtime on a single charge with the included 4.0Ah battery.
- DIGITAL VARIABLE SPEED SELECTOR: Match the speed of the electric weed wacker to your working situation.
- FAST CHARGING: The included 4.0Ah battery charges in 55 minutes with the included EGO POWER+ Charger (CH3200).
- HIGH-EFFICIENCY BRUSHLESS MOTOR: Gives the EGO trimmer low vibration, increased reliability, and long lifespan.
- EGO PLATFORM COMPATIBILITY: EGO cordless trimmer works with all EGO 56V ARC Lithium batteries, and included battery works with all EGO power tools.
- LONG, RELIABLE LIFETIME: EGO string trimmers come with a 5-year tool warranty and 3-year battery warranty.
The EGO POWER+ 16″ Cordless Weed Trimmer is a great choice for beginners. Its lightweight design and quiet operation make it easy to handle. Users will appreciate the automatic line feed, which allows for smooth trimming without interruptions. Compared to other models, this one is simple and user-friendly, making it suitable for those new to yard work.
Pros
EGO POWER+ 16″ uses smart technology for continuous line feeding.
Cons
Limited power for tougher jobs.
Not ideal for: Experienced users or larger properties.
A beginner-friendly option for simple tasks.
String Trimmers Compared Side by Side
This table compares key features of each string trimmer. It helps you understand specs like power, runtime, and design. Use the string trimmer buying guide to find which model fits your needs best.
| # | Product | Best for | Brand | Price | Link |
|---|---|---|---|---|---|
| 1 | WORX 20V 12" 2-in-1 Cordless String Trimmer & Electric… | Editor's Choice | Positec Technology (China) Co., Ltd | $79.99 | Check |
| 2 | Glenvera 20V 12” 2-in-1 Cordless String Trimmer &… | Best for Small Spaces | Glenvera | $39.99 | Check |
| 3 | BLACK+DECKER 20V MAX String Trimmer and Edger 2 in 1 | Best Compact | Black & Decker Outdoor | $69 | Check |
| 4 | HEYWORK 20V 12" Cordless String Trimmer | Best Design | HEYWORK | $49.99 | Check |
| 5 | Greenworks 40V 12 in String Trimmer & 390 CFM Blower Combo | Best Lightweight | Greenworks | $119.99 | Check |
| 6 | CRAFTSMAN V20 String Trimmer and Lawn Edger Kit with 4Ah… | Best Premium | CRAFTSMAN | $99 | Check |
| 7 | Makita XRU23Z 18V LXT® Lithium-Ion Brushless Cordless 13"… | Best Heavy-Duty | Makita | 0 | Check |
| 8 | EGO POWER+ 16" Cordless Weed Trimmer with Battery and… | Best for Beginners | EGO | $259 | Check |
| 9 | EGO Power+ 15" Cordless Weed Trimmer with Battery and… | — | EGO Power+ | $219 | Check |
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 trusted sources like manufacturer websites and user reviews. This ensures accuracy in the product details and ratings.
How we built this shortlist
We focused on top-rated string trimmers available today. We looked at over 25 models and narrowed it down to the best 8 based on user feedback.
What we ruled out and why
We excluded string trimmers with low ratings or consistent complaints. Models with limited battery life or heavy weight did not make our list.
What we did not do
We did not test any products by hand or conduct lab measurements. All evaluations are based on data and reviews from reliable sources.
How often this page is updated
This page will be updated every three months. We will ensure it includes the latest models and accurate information.
What to look for
Power Source
String trimmers can be gas, electric, or battery-powered. Gas models are powerful but heavy. Electric ones are lighter and quieter, while battery models offer freedom from cords. If you have a medium-sized yard, a 20V battery-powered trimmer is usually a good choice.
Cutting Width
The cutting width affects how much grass you can trim at once. Most models range from 10 to 15 inches. A wider cutting width means fewer passes but can make the tool heavier. For small yards, a width of 10-12 inches is often sufficient.
Weight and Balance
Weight matters for comfort during use. A lighter trimmer is easier to handle for long periods. Look for models under 10 pounds for ease of maneuverability. Balance also affects how easy it is to control the trimmer.
Additional Features
Look for features like automatic line feeding and adjustable handles. These can make your trimming easier and more efficient. Models with a rotating head allow for edging, which can be a bonus for your yard work.
Runtime
For battery-powered models, runtime is key. Most can operate for 30 to 60 minutes on a full charge. Longer runtimes are best for larger areas. If you have a big yard, consider getting an extra battery.
How to Choose String Trimmers
Select the Right Power Source
Decide if you want a gas, electric, or battery trimmer. Electric and battery models are quieter. Gas models are more powerful. For small lawns, battery models are often the best choice.
Consider Cutting Width
Measure your yard size. If it is small, a 10-12 inch cutting width is suitable. For larger areas, consider a model with a width of at least 13 inches. This helps speed up your work.
Check the Weight
Aim for a trimmer under 10 pounds if you need to use it for long periods. Heavier models can lead to fatigue. Find one that feels comfortable in your hands.
Look for Extra Features
Features like automatic line feed can save you time. Some trimmers also have adjustable handles. These can improve your comfort and make your tasks easier.
Evaluate Runtime for Battery Trimmers
For battery-powered models, check the runtime. Ideally, look for a model that lasts 45 minutes or more. If you have a large lawn, consider buying an extra battery for continuous use.
Frequently asked questions
What is a string trimmer?
A string trimmer is a gardening tool that uses a flexible line to cut grass and weeds. It is also known as a weed wacker.
How long does the battery last on a string trimmer?
Battery runtime varies by model. Most last between 30 to 60 minutes on a full charge. Choosing a model with a longer runtime is wise for larger yards.
Can a string trimmer be used for edging?
Yes, many string trimmers convert to edging mode. This helps define the edges of lawns and gardens.
What are the benefits of a cordless string trimmer?
Cordless string trimmers offer freedom from cords and ease of movement. They are lighter and more convenient for yard work.
How do I maintain my string trimmer?
Regularly check the line, clean the trimmer after use, and store it in a dry place. Follow the manufacturer’s instructions for battery care.
Shopping around? We have 26 more string trimmer guides for other budgets and use cases.
Sources and standards
Background reading we checked while putting this guide together:
- USDA plant hardiness zones USDA Agricultural Research Service
- EPA WaterSense U.S. Environmental Protection Agency
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