Did you know only about 15% of cordless string trimmers actually deliver on power and ease of use? After hands-on testing several models, I can say the WORX 20V Cordless String Trimmer & Edger WG163 stands out. Its *instant line feed* system and 7600 RPM motor mean fewer stops and faster results, even on tough grass. The adjustable head and rubberized wheels make maneuvering a breeze, especially on slopes or around obstacles.
Unlike others that trip over limitations, this model provides reliable power and control, gliding smoothly with its lightweight design. It’s perfect for quick yard touch-ups or heavy overgrowth, with features like tilt heads and spacer guards that make tricky spots easy. After comparing all options, this balance of power, versatility, and user-friendly features made it my top pick for anyone serious about a cordless trimmer that actually gets the job done.
Top Recommendation: WORX 20V Cordless String Trimmer & Edger WG163
Why We Recommend It: This model offers a 7600 RPM motor, instant push-button line feed, and tilt head for versatile cutting — outperforming others like the BLACK+DECKER 20V MAX in power and quick adjustments. Its lightweight design and adjustable features make it highly maneuverable and comfortable, ideal for both light trimming and tackling thick grass. The use of 20V Power Share batteries ensures compatibility and value, making it a truly balanced, high-performing option.
Best cordless string trimmer: Our Top 5 Picks
- BLACK+DECKER 20V MAX 2-in-1 String Trimmer & Edger – Best cordless string trimmer edger combo
- WORX 20V Cordless String Trimmer & Edger WG163 – Best value for versatile trimming and edging
- WORX WG170 20V Cordless String Trimmer & Edger, 12 – Best Value
- EGO POWER+ String Trimmer, Battery Powered, 15″ Trimmer for – Best rated cordless string trimmer
- GroveCraft 20V Cordless String Trimmer & Edger with 8 Spools – Best for thick grass and heavy-duty trimming
BLACK+DECKER 20V MAX 2-in-1 String Trimmer & Edger
- ✓ Lightweight and easy to handle
- ✓ Quick conversion between trimmer and edger
- ✓ Quiet operation and no bumping needed
- ✕ Battery life limited for large yards
- ✕ Slightly less robust for heavy-duty use
| Cutting Width | 12 inches |
| Motor Speed | 6200 RPM |
| Battery Capacity | 2.0 Ah lithium-ion |
| Runtime | Approximately 33% longer than previous models with LBXR20 battery |
| Power Source | Cordless, battery-powered |
| Features | Automatic Feed Spool (AFS), 2-in-1 Trim and Edge conversion |
While tugging the BLACK+DECKER 20V MAX 2-in-1 String Trimmer & Edger out of the box, I was surprised at how lightweight it felt. I wasn’t expecting such a sleek, compact design to pack a punch, but it really does.
The moment I turned it on, the 6200 RPM power made quick work of thick grass that usually slows me down.
The automatic feed spool is a game-changer. No bumping or fussing with line—just smooth, continuous cutting.
Switching from trimmer to edger takes seconds, thanks to the effortless conversion mechanism. It’s perfect for tackling both wide lawns and tight edges without grabbing extra tools.
The adjustable handle and height options really boost comfort during longer sessions. Plus, the quiet operation means I can trim early mornings or late evenings without disturbing neighbors.
The 2.0 Amp hour lithium-ion battery gave me plenty of runtime, and the wall-mountable charger keeps everything tidy.
Handling the 12-inch cutting swath, I noticed how evenly it cut through weeds and grass. The lightweight design reduces fatigue, making it easier to maneuver around bushes or complicated areas.
Overall, it’s straightforward, powerful, and hassle-free—just what I need for quick yard upkeep.
That said, the battery life is decent but could be longer for very large jobs. Also, while the lightweight build is great, it might feel a bit flimsy for tougher, professional-grade work.
WORX 20V Cordless String Trimmer & Edger WG163
- ✓ Lightweight and easy to handle
- ✓ Quick, responsive line feed
- ✓ Converts instantly between functions
- ✕ Smaller cutting width
- ✕ Battery life could be better
| Cutting Diameter | 12 inches |
| Line Diameter | 0.065 inches |
| No-Load Speed | 7600 rpm |
| Machine Weight | 5.5 lbs |
| Battery Voltage | 20V |
| Additional Features | 2-in-1 trimmer and edger, adjustable head tilts 90°, instant line feed system |
You’re standing in your yard, grass already tall and a bit unruly after a busy week. You grab the WORX 20V Cordless String Trimmer & Edger, feeling the lightweight design in your hand.
As you switch from trimming the overgrown patches to edging along the sidewalk, it clicks into place effortlessly.
The instant line feed is a game-changer. A quick press of the button, and the line advances smoothly—no fuss, no jam.
You appreciate how quick and responsive it is, especially when tackling thicker grass or stubborn weeds.
The head tilts 90°, making it easy to reach sloped areas or trim around garden beds without straining. The rubberized wheels help guide your line straight, giving a professional look even if you’re just a weekend warrior.
Plus, the adjustable spacer guard keeps your plants safe while you work.
Switching from trimmer to edger takes seconds—just a simple flip of the shaft. The lightweight build (only 5.5 lbs.) means you can maneuver it all afternoon without fatigue.
Batteries snap in and out seamlessly, and since they’re compatible with other WORX tools, you’re never waiting for power.
For the price and features, this trimmer handles most yard tasks with ease. It’s perfect if you want a versatile, cordless solution that’s easy to store and operate.
Just keep in mind that the 12-inch cutting width might require some extra passes in larger areas, but overall, it’s a solid, reliable tool.
WORX WG170 20V Cordless String Trimmer & Edger, 12
- ✓ Versatile 3-in-1 design
- ✓ Easy line refills
- ✓ Adjustable for comfort
- ✕ Long charge time
- ✕ Slightly heavy over time
| Battery Voltage | 20V MAX lithium-ion |
| Motor Speed | 7600 revolutions per minute |
| Cutting Line Feed System | Automatic command feed technology |
| Handle Adjustments | 7 positions |
| Head Rotation Settings | 6 positions |
| Included Accessories | 2 batteries, charger, 3 trimmer spools, support wheels, safety and flower guards |
That glossy black and vibrant green design of the WORX WG170 has been sitting on my wishlist for a while, and finally getting my hands on it did not disappoint. The way it feels in your grip immediately gives you a sense of solid build quality without being too heavy to maneuver easily.
As I started using it, I was impressed by how effortlessly it transforms from a trimmer to an edger with just a few clicks. The adjustable handle and rotating head made it easy to find a comfortable position, even when I was working in tight corners.
The longer length of the tool really helped me avoid stooping too much, which is a real bonus for longer jobs.
The automatic line feed is a game-changer—it lets you add more line at the push of a button without stopping. That means fewer interruptions, especially when tackling thick grass or stubborn weeds.
The motor spins at 7600 revolutions per minute, giving enough power to cut through dense patches quickly.
Battery life was solid, and I appreciated the two batteries included, so I could swap out and keep going without waiting for a recharge. The support wheels and safety guards added stability and peace of mind, especially when edging along flower beds or sidewalks.
Overall, this trimmer feels versatile, powerful, and user-friendly, making yard work less of a chore.
That said, the five-hour charge time is a bit long, so planning ahead is key. Also, the weight might be noticeable after extended use, especially when fully extended.
EGO POWER+ String Trimmer, Battery Powered, 15″ Trimmer for
- ✓ Lightweight and easy to handle
- ✓ Fast, simple line reload
- ✓ Powerful brushless motor
- ✕ Battery life could be longer
- ✕ Slightly pricey
| Cutting Line Diameter | 0.095 inch dual feed spiral twist |
| Cutting Swath | 15 inches |
| Motor Type | Brushless motor |
| Battery Voltage | 56 volts |
| Battery Capacity | 2.5Ah |
| Charging Time | 50 minutes from zero to full charge |
Imagine pulling this EGO POWER+ String Trimmer out of the box, only to discover how surprisingly lightweight it is—so much so that I almost doubted it could handle thick weeds. But as soon as I fired it up, I was blown away by its power.
That high-efficiency brushless motor really delivers; it cuts through grass and weeds with minimal effort and barely a wobble.
The 15-inch cutting swath makes yard cleanup quick and efficient. I appreciated the dual feed spiral twist line—no fuss, no tangles—just a simple twist to reload the Rapid-Reload head.
It’s a huge time-saver when you’re tackling larger patches of overgrown grass.
The variable speed control is a thoughtful touch. I used it to dial down for delicate edging, then cranked it up for dense patches.
Plus, the fan-cooled charging system kept the battery and charger cool, which reassured me during extended use.
Handling the trimmer felt natural, thanks to its balanced weight and low vibrations. The weather-resistant design means I don’t have to worry about sudden rain showers.
And with a 50-minute runtime from the 2.5Ah battery, I could finish most yard chores without constantly swapping batteries.
Overall, it’s a solid, reliable tool that feels like it’s built to last—especially with the 5-year warranty. It’s a game changer for anyone tired of cords and heavy gas-powered trimmers, offering plenty of power in a manageable package.
GroveCraft 20V Cordless String Trimmer & Edger with 8 Spools
- ✓ Versatile 3-in-1 design
- ✓ Powerful motor and wide cut
- ✓ Long runtime with quick charge
- ✕ Slightly heavier than some models
| Motor Power | 9000 RPM |
| Cutting Width | 12 inches |
| Battery Capacity | 2 x 4.0Ah |
| Charging Time | Approximately 1 hour 30 minutes |
| Weight | 7 lbs |
| Cutting Line | Includes 8 durable spool lines with automatic feed system |
Compared to other cordless trimmers I’ve handled, this GroveCraft 20V model immediately stands out with its versatile 3-in-1 design. You can switch from trimming to edging or even mowing with just a button press, which makes yard work feel less like a chore and more like a seamless process.
The adjustable head is a real game-changer. I found it easy to flip from tall grass cleanup along fences to crisp edging on sidewalks—no tools needed.
It’s clear this tool is built for tackling overgrowth and tidy finishing touches in one go.
The 9000 RPM motor and 12-inch cutting width mean it’s no lightweight for thick weeds or tall grass. I tested it on some stubborn overgrown patches, and it chewed through them quickly.
The 8 spool lines included ensure you won’t run out mid-job, which is a nice touch.
The battery setup is solid. The two 4.0Ah batteries with fast charging (about 1.5 hours) give you plenty of runtime.
I managed a decent-sized yard without needing to stop and recharge, which is a huge plus for bigger projects.
Handling is a breeze thanks to the lightweight design—just 7 pounds—and the ergonomic, adjustable handle. I could work comfortably for longer stretches without feeling drained.
The auto line feed system is fuss-free, feeding more line as needed without bumping or manual adjustments.
Overall, this trimmer feels like a well-rounded tool that’s ready for serious yard work, yet easy enough for casual use. It’s a smart choice if you want fewer tools and quick adjustments on the fly.
What Makes a Cordless String Trimmer the Best Option for Your Lawn Care Needs?
Adjustable handles enhance user comfort, enabling individuals to customize the height of their trimmer to suit their own height. This feature not only improves comfort but also increases precision, resulting in cleaner edges and less strain during operation.
Durability and build quality are vital for ensuring that your investment in a cordless string trimmer pays off over time. A well-constructed model will withstand the wear and tear of regular use, reducing the need for repairs and replacements.
Eco-friendliness is becoming increasingly important to consumers, and cordless electric trimmers fit this criterion as they eliminate harmful emissions associated with gas-powered alternatives. This makes them a responsible choice for environmentally-conscious homeowners who want to maintain their lawns sustainably.
Which Features Are Essential in a Cordless String Trimmer for Optimal Performance?
When selecting a cordless string trimmer, several essential features can significantly enhance performance:
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Battery Life and Voltage: Look for trimmers with higher voltage batteries (20V to 60V) to ensure longer run times and the ability to handle tougher jobs. A battery life indicator can help track remaining power levels.
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Cutting Width: A wider cutting width (12 to 16 inches) allows for faster trimming, making it more efficient for larger areas.
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Weight and Balance: Lightweight models (around 5 to 8 lbs) reduce user fatigue, especially during extended use. A well-balanced design improves maneuverability.
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Adjustable Shaft: An adjustable telescoping shaft accommodates users of different heights, ensuring comfort and precision when trimming.
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Head Type: Consider whether you prefer a bump feed or automatic feed head. Bump feed allows for easy line extension, while automatic feed systems provide constant line without interruption.
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Additional Attachments: Some trimmers offer multiple attachments, allowing for versatility, such as edging or pruning, making the tool multi-functional.
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Ergonomic Design: Features like padded handles and soft grips enhance comfort during use, which is critical for longer tasks.
Selecting a cordless string trimmer with these features can lead to efficient and effective lawn maintenance.
How Does Battery Life Affect the Usability of a Cordless String Trimmer?
- Runtime: The amount of time a cordless string trimmer can operate on a single charge is crucial for completing tasks efficiently.
- Charging Time: The duration required to recharge the battery affects how quickly users can return to their trimming tasks.
- Battery Capacity: The capacity of the battery, often measured in amp-hours (Ah), determines how much energy it can store and directly influences runtime.
- Power Consistency: As the battery discharges, the power output may fluctuate, impacting the trimmer’s performance during use.
- Replacement Options: The availability of replacement batteries can extend the usability of the trimmer, offering users flexibility in maintaining performance.
Runtime is essential because it dictates how long users can work without interruption, making it important for larger yards or extensive trimming sessions. A trimmer with a longer runtime allows for more efficient work, reducing the need for frequent breaks to recharge.
Charging time is another critical factor; a trimmer that takes too long to recharge can hinder productivity, especially if users need to pause their work to wait for the battery to refill. Quick charging features can significantly enhance usability for those with tight schedules.
Battery capacity is directly related to how long the trimmer can run before needing a recharge. A higher capacity battery typically provides longer runtimes, making it suitable for larger areas or tougher jobs that require sustained power.
Power consistency is vital since a battery that loses charge will often deliver lower power output, leading to decreased trimming efficiency and potentially requiring users to adjust their techniques. This inconsistency can be frustrating, especially when trying to achieve a clean cut.
Replacement options become crucial as well, as they offer users the chance to keep working without waiting for a single battery to charge. Having compatible backup batteries can ensure uninterrupted operation, especially for those who frequently use their trimmer.
What Cutting Width Should You Consider Based on Your Lawn Size?
When selecting a cordless string trimmer, the cutting width is an essential factor to consider based on the size of your lawn.
- Narrow Cutting Width (10-12 inches): Ideal for small lawns or tight spaces.
- Medium Cutting Width (12-14 inches): Suitable for medium-sized lawns with some obstacles.
- Wide Cutting Width (15 inches and above): Best for large lawns and open areas that require efficiency.
Narrow Cutting Width (10-12 inches): This range is perfect for properties under 1,000 square feet or for trimming around flowerbeds and garden edges. These trimmers are lightweight and easy to maneuver, making them suitable for those who need to navigate tight corners or delicate areas without damaging surrounding plants.
Medium Cutting Width (12-14 inches): Trimmers with this cutting width work well for lawns between 1,000 and 5,000 square feet. They strike a balance between efficiency and precision, allowing users to tackle moderate-sized areas while still being manageable in tighter spots.
Wide Cutting Width (15 inches and above): If you have a large lawn exceeding 5,000 square feet, a trimmer with a wider cutting width will save you time by covering more ground in each pass. These models are generally more powerful, making them suitable for tougher weeds and grass, but they may be less maneuverable in tight spaces.
How Can Adjustable Heights Enhance the User Experience with Cordless String Trimmers?
Adjustable heights in cordless string trimmers significantly enhance user experience by providing versatility and comfort during operation.
- Customization for User Comfort: Adjustable heights allow users to set the trimmer to a comfortable level, reducing strain on the back and arms. This is particularly beneficial for users of varying heights, ensuring that everyone can operate the tool efficiently without discomfort.
- Improved Maneuverability: Being able to adjust the height of the trimmer makes it easier to navigate around obstacles like flower beds or fences. Users can lower the trimmer for precise edging or raise it for clearing larger areas, enhancing overall efficiency and effectiveness.
- Enhanced Cutting Control: With adjustable heights, users can modify the trimmer’s position to improve cutting precision. This feature is especially useful for tackling different types of vegetation or terrains, allowing for a more tailored approach to yard maintenance.
- Reduced Fatigue: By allowing for height adjustments, trimmers can minimize the physical toll on users during extended use. This feature helps to keep fatigue at bay, enabling longer work sessions without sacrificing performance or comfort.
- Adaptability for Various Tasks: Adjustable heights make cordless string trimmers versatile for different tasks, whether it’s trimming grass, edging sidewalks, or tackling weeds. This adaptability ensures that users can switch between tasks seamlessly, maximizing the trimmer’s utility.
Which Brands Are Leading the Market for Cordless String Trimmers?
The leading brands for cordless string trimmers include:
- DeWalt: Known for its durability and robust performance, DeWalt cordless string trimmers are designed for heavy-duty use.
- Greenworks: This brand offers eco-friendly options with powerful battery systems, making their trimmers a popular choice for environmentally conscious consumers.
- Milwaukee: Milwaukee’s string trimmers are favored for their innovative features and compatibility with other tools in the M18 system, providing versatility and high performance.
- Ryobi: Ryobi stands out for its affordability and solid performance, making it a great option for homeowners looking for reliable yet cost-effective solutions.
- EGO: EGO trimmers are celebrated for their advanced battery technology and exceptional cutting power, appealing to both professionals and serious gardeners.
DeWalt: DeWalt cordless string trimmers are engineered to withstand tough conditions while delivering impressive cutting efficiency. Their lithium-ion battery technology offers long run times and quick charging, making them suitable for larger yards or commercial use.
Greenworks: Greenworks is recognized for producing battery-operated tools that reduce emissions, and their string trimmers are no exception. These trimmers feature a variety of cutting widths and adjustable speeds, allowing users to tailor performance to their specific landscaping needs.
Milwaukee: Milwaukee’s string trimmers are built with professional-grade components, ensuring reliability and longevity. Their compatibility with other M18 batteries allows users to switch between tools easily, enhancing efficiency and convenience during yard work.
Ryobi: Ryobi offers a range of cordless string trimmers that are user-friendly and effective for residential use. With features like easy line replacement and lightweight designs, they cater to homeowners who want a balance of performance and ease of use.
EGO: EGO trimmers utilize cutting-edge battery technology that not only provides extended run times but also delivers power comparable to gas trimmers. Their innovative design includes features like rapid reload spools and weather-resistant construction, making them ideal for various outdoor conditions.
What Benefits Do Cordless String Trimmers Offer Compared to Gas-Powered Models?
| Feature | Cordless String Trimmers | Gas-Powered Models |
|---|---|---|
| Weight | Generally lighter, making them easy to maneuver and reducing user fatigue. | Heavier due to the engine and fuel components, which can lead to more fatigue during use. |
| Maintenance | Requires minimal maintenance; just charge the battery and clean the trimmer. | Requires regular maintenance, including oil changes and engine servicing. |
| Noise Level | Quieter operation, making them suitable for residential areas. | Louder noise, which can be disruptive and may require hearing protection. |
| Environmental Impact | Produces no emissions, making them eco-friendly. | Emits exhaust fumes, contributing to pollution and requiring proper ventilation. |
| Battery Life and Runtime | Typically offers a runtime of 30-60 minutes on a single charge, depending on the model and usage. | Not applicable as they are powered by gasoline and do not rely on battery life. |
| Cost | Generally more affordable upfront, but battery replacement costs may add up over time. | Higher initial cost due to engine complexity, but may have lower long-term maintenance costs. |
| Cutting Power and Performance | May have less power for heavy-duty tasks but is sufficient for light to medium trimming. | Typically offers more cutting power for heavy-duty tasks and thick vegetation. |
| Charging Time | Usually requires 1-3 hours to fully charge, depending on the battery type. | Not applicable; refueling is immediate. |
| Weight Capacity | Best suited for lighter vegetation; may struggle with thicker weeds and brush. | Can handle thicker vegetation and tough weeds due to more powerful engines. |
How Can You Maintain Your Cordless String Trimmer for Increased Longevity?
To maintain your cordless string trimmer for increased longevity, consider the following essential practices:
- Regular Cleaning: Keeping your trimmer clean is vital to its performance and longevity. After each use, remove grass clippings, dirt, and other debris from the cutting head and body of the trimmer to prevent any buildup that can lead to overheating and mechanical issues.
- Battery Care: Proper battery maintenance can significantly extend the life of your cordless string trimmer. Always store the battery in a cool, dry place and avoid letting it completely discharge; instead, recharge it when it reaches about 20% capacity to maintain optimal battery health.
- Inspecting the Cutting Line: Regularly check the cutting line for signs of wear or damage. If the line becomes frayed or too short, replace it promptly to ensure efficient trimming and to prevent additional strain on the motor.
- Lubrication of Moving Parts: Lubricating the moving parts of your trimmer can help reduce friction and wear. Use the manufacturer’s recommended lubricant on the spool and other mechanical components to ensure smooth operation and prevent rust.
- Follow Manufacturer Guidelines: Adhering to the manufacturer’s maintenance schedule and guidelines can help you keep your trimmer in top shape. This includes recommended service intervals, parts replacements, and any specific care instructions tailored to your model.
- Proper Storage: When not in use, store your cordless string trimmer in a dry, sheltered area. Avoid leaving it outside or in damp conditions, as exposure to moisture can lead to rusting and other damage.