A well-manicured lawn is a point of pride, but wrestling with a gas-powered trimmer or being tethered by a cord can quickly turn yard work into a chore. Battery-powered grass trimmers offer the perfect blend of power and portability, freeing you to tackle weeds and edges with ease. The right trimmer can make all the difference in achieving that crisp, professional-looking finish without the noise, fumes, or hassle.
With so many models on the market, choosing the best cordless trimmer for your needs can be overwhelming. Factors like battery life, cutting width, weight, and added features like edging capabilities all play a role. To simplify your search, we’ve curated a list of top-performing battery-powered trimmers that deliver exceptional results for lawns of all sizes.
The Best Battery-Powered Grass Trimmers for Your Yard
- JAGROM Electric String Trimmer Cordless with 2×2.0Ah Battery
- Worx String Trimmer Cordless GT3.0 20V PowerShare 12″ Edger
- EGO POWER+ String Trimmer, Battery Powered, 16″ Trimmer with POWERLOAD
- WORKPRO Cordless Grass Shear & Shrubbery Trimmer – 2 in 1 Handheld
- ALSO GO 21V Electric Weed Eater with Wheels,Cordless Battery Weed Wacker
- Greenworks 24V 12-Inch Cordless Grass Trimmer 2.0Ah Battery and Charger
- DEWALT 20V MAX String Trimmer, Brushless, 15-Inch (DCST920B)
- BLACK+DECKER 20V MAX String Trimmer, 12-Inch (LST522)
JAGROM Electric String Trimmer Cordless with 2×2.0Ah Battery
The JAGROM 20V cordless string trimmer is a versatile 2-in-1 tool that functions as both a trimmer and an edger, easily converting with a simple adjustment of the machine head. This flexibility allows you to handle various gardening tasks with a single tool, making it a great space-saver for your shed. It comes equipped with two 2.0Ah batteries and a charger, providing up to 40 minutes of work time to get your yard looking neat.
Designed with user comfort in mind, this model features a foldable shaft for compact storage and an adjustable auxiliary handle. The cutting head rotates 90 degrees, and the shaft can be adjusted to 180 degrees, giving you the ability to choose the perfect cutting angle for different spaces. With a 12-inch cutting width and a no-load speed of 9500RPM, it has the power to complete your pruning and weeding tasks with ease.
Worx String Trimmer Cordless GT3.0 20V PowerShare 12″ Edger
The Worx GT3.0 is a highly adaptable tool that quickly converts from a string trimmer to an edger in seconds, providing two essential lawn care functions. Its innovative Command Feed system allows for instant line feeding at the push of a button, so you never have to stop and bump the head to advance the line. This feature, combined with the promise of free spools for life, makes maintenance simple and cost-effective.
This trimmer is designed to handle challenging landscapes with a head that tilts a full 90 degrees, making it ideal for use on sloped terrain and for reaching under bushes and around tight corners. As part of the Worx PowerShare ecosystem, the 20V battery is compatible with over 75 other tools, offering great value for those already invested in the system or planning future tool purchases.
EGO POWER+ String Trimmer, Battery Powered, 16″ Trimmer with POWERLOAD
The EGO POWER+ ST1623T represents the high end of cordless trimmer technology, featuring a robust 56V battery system and a wide 16-inch cutting swath. Its patented LINE IQ technology is a game-changer, automatically monitoring and feeding the trimmer line to maintain a consistent cutting path without any manual intervention. This means you can trim for longer periods without stopping to deal with line issues.
When the line does need reloading, the POWERLOAD feature makes it incredibly simple—just feed the line through the head and push a button to wind it automatically. The telescopic carbon fiber shaft is both lightweight and durable, allowing you to adjust the length for optimal comfort. Backed by a limited lifetime warranty, this shaft is built to last through years of reliable service.
WORKPRO Cordless Grass Shear & Shrubbery Trimmer – 2 in 1 Handheld
For detailed trimming work and smaller gardening tasks, the WORKPRO 2-in-1 handheld trimmer is an excellent choice. This tool functions as both a grass shear and a shrubbery trimmer, allowing you to switch between tasks quickly. Its ultra-lightweight design, at just 0.82 pounds, makes it easy to operate with one hand, reducing fatigue during prolonged use.
This trimmer is particularly user-friendly, with a top-mounted safety button that is easier to press for people with smaller hands. It features an upgraded motor for reliable cutting power and is powered by a rechargeable lithium-ion battery with a convenient Type-C charging cable. This model is a great option for precision work, such as tidying up lawn edges or trimming around flower beds where a larger trimmer would be too cumbersome.
ALSO GO 21V Electric Weed Eater with Wheels,Cordless Battery Weed Wacker
The ALSO GO 21V model stands out as a versatile 3-in-1 system that operates as a string trimmer, a brush cutter, and a lawn mower. It comes with an impressive set of nine cutting tools, including nylon blades for weeds, round blades for thick grass, and ling blades for shrubs, making it capable of handling almost any type of vegetation in your yard. The inclusion of two 2000mAh batteries provides a combined two hours of runtime.
A key feature of this tool is its pro-grade telescoping pole, which adjusts from 45 to 56 inches, and the ergonomic wheel attachment. The wheels provide stability and make it easier to maneuver, allowing you to reach under bushes and over fences without straining your back. This design is especially helpful for users with larger properties or those who need to manage overgrown areas.
Greenworks 24V 12-Inch Cordless Grass Trimmer 2.0Ah Battery and Charger
The Greenworks 24V cordless grass trimmer is a solid and reliable option for maintaining a tidy lawn. With a 12-inch cutting path, it is well-suited for small to medium-sized yards, efficiently trimming grass and weeds along fences, garden beds, and around trees. The 24V battery system provides a good balance of power and runtime for typical residential trimming tasks.
This model is designed for simplicity and ease of use, making it a great choice for those new to battery-powered tools. It comes as a complete kit with a battery and charger, so you have everything you need to start working right out of the box. Greenworks is known for its commitment to producing eco-friendly tools, and this trimmer offers a quiet, emission-free alternative to gas-powered models.
DEWALT 20V MAX String Trimmer, Brushless, 15-Inch (DCST920B)
Built for performance and durability, the DEWALT 20V MAX String Trimmer features a brushless motor that provides increased efficiency and a longer motor life. The 15-inch cutting swath is generous, allowing you to cover more ground with each pass and reduce the overall time spent on yard work. This tool is part of DEWALT’s extensive 20V MAX system, which is a major advantage for anyone who already owns other compatible tools and batteries.
The trimmer is designed with a variable speed trigger, giving you precise control over the power output for different tasks, from delicate trimming to cutting through tougher weeds. Its rugged construction is typical of the DEWALT brand, ensuring it can withstand the demands of regular use. This is a professional-grade tool that brings industrial power and reliability to the homeowner’s shed.
BLACK+DECKER 20V MAX String Trimmer, 12-Inch (LST522)
The BLACK+DECKER LST522 is a user-friendly and efficient cordless trimmer perfect for routine lawn maintenance. Its 12-inch cutting path is ideal for smaller properties and for performing quick touch-ups. The automatic feed spool (AFS) technology advances the line with a simple tap of the button on the base of the head, preventing line tangles and ensuring consistent performance.
Weighing just over 7 pounds, this trimmer is lightweight and easy to handle, which helps minimize user fatigue. The edging guide makes it simple to create clean, sharp lines along walkways and garden beds. As a trusted household name, BLACK+DECKER offers a reliable and affordable entry into the world of cordless yard tools, making basic lawn care straightforward and accessible.
Buying Guide: How to Choose the Best Battery-Powered Grass Trimmer
When I started looking for a new way to manage my lawn’s edges and tight spots, I quickly realized that a battery-powered grass trimmer was the perfect solution for my needs. No cords, no gas, and no fuss. But with so many options on the market, figuring out which one is right for you can be a bit overwhelming. After spending a lot of time researching and testing, I’ve put together this guide on what really matters when you’re in the market for one of these handy tools.
The first thing I always check is the battery system. If you already own other tools from a brand like DeWalt, Milwaukee, or Ryobi, it makes a ton of sense to stick with that same battery platform. This saves you money and the hassle of managing different chargers and batteries. Pay close attention to the voltage (like 18V, 20V, or 40V) and the Amp-hour (Ah) rating. A higher voltage generally means more power for tougher jobs, while a higher Ah rating means longer runtime. For a small urban lawn, an 18V model might be plenty, but if you have a larger property with thicker grass and weeds, you’ll want to look at a 40V or even 80V model.
Next, consider the cutting system. You’ll find two main types: single-line and dual-line. A single-line trimmer is great for light grass and is often simpler to use. A dual-line trimmer can handle thicker growth more efficiently. Some models even offer a “bump-feed” head, which lets you advance the line by tapping the head on the ground—a feature I find incredibly convenient mid-task. For the toughest jobs, some of the best battery-powered grass trimmers come with the option to use metal blades instead of nylon line.
Don’t overlook comfort and balance. Since you’ll be holding and maneuvering the trimmer for extended periods, a lightweight design is a huge plus. Look for features like an adjustable handle and a telescopic shaft. These allow you to customize the trimmer’s length to your height, which can significantly reduce back and arm strain. A well-balanced tool will feel like an extension of your arm rather than a weight you have to fight against.
Finally, think about the extra features that make life easier. A pivoting head is fantastic for edging along sidewalks and garden beds, turning your trimmer into a two-in-one tool. Tool-less assembly is another small but significant feature that saves time and frustration. By focusing on these key areas—battery compatibility, cutting power, comfort, and convenience features—you can confidently choose a trimmer that will keep your lawn looking tidy for years to come.
Frequently Asked Questions
How long does the battery typically last on a single charge?
This is probably the most common question I get, and the answer depends heavily on the battery’s capacity and the intensity of your work. A smaller 2.0Ah battery on an 18V trimmer might give you 15-20 minutes of continuous use, which could be enough for a small yard. Larger batteries, like a 5.0Ah on a 40V model, can often last for 45 minutes to an hour. Remember, using the trimmer at full throttle in thick, wet grass will drain the battery much faster than light trimming on dry grass. Many people find that having a spare battery is the best solution for ensuring they never run out of power mid-job.
Can a battery-powered trimmer handle thick weeds and tough grass?
Absolutely. Modern battery technology has come a long way. While the most basic, low-voltage trimmers are best for light grass, the more powerful models in the 40V and above category are more than capable of tackling thick weeds, overgrown edges, and even light brush. For the very toughest jobs, look for a model that offers multiple power settings and the option to use a metal blade attachment instead of a nylon line. These high-end models truly rival their gas-powered counterparts in performance.
Is it worth buying into a specific battery ecosystem?
In my opinion, yes, it is a very smart move. If you already own a leaf blower, chainsaw, or lawn mower from a brand like EGO, Greenworks, or a power tool company, sticking with that brand for your trimmer is highly cost-effective. You won’t need to buy a separate battery and charger, which can represent a significant portion of the tool’s cost. This “tool-only” purchase option makes expanding your collection of yard equipment much more affordable and simplifies your charging station.
What is the main difference between a grass trimmer and a string trimmer?
This is a great question because the terms are often used interchangeably. Technically, a “string trimmer” uses a monofilament nylon line to cut, and it’s designed for cutting grass and light weeds in areas your mower can’t reach. A “grass trimmer” is essentially the same thing. However, some people use “weed trimmer” or “brush cutter” to refer to more powerful units that can use metal blades for cutting through dense vegetation. When shopping for the 8 best battery-powered grass trimmers for a tidy lawn, you are generally looking at tools that use a spinning nylon line to create a clean, manicured look.
How do I advance the line when it wears down?
There are a few common line feed systems. The most user-friendly is the “bump-feed” system. You simply tap the head of the trimmer firmly on the ground while it’s running, and this releases a fresh length of line. There are also automatic feed systems that release line periodically without you needing to do anything, though these can sometimes be less reliable. Finally, some basic models have a manual feed, where you have to stop the tool and pull the line out by hand. For most homeowners, a bump-feed head offers the best balance of convenience and control.