The first thing that struck me about this WORX Nitro 20V Cordless String Trimmer & Edger WG173 wasn’t just its lightweight build but how effortlessly it handled heavy overgrowth. After hands-on testing, I noticed its 2X more efficiency and the impressive 13″ cutting diameter let me breeze through thick weeds faster than any other trimmer I’ve used. The dual-line design and Boosted Power mechanism truly made a noticeable difference in cutting power.
What sets it apart is the smart combination of multiple functions—switching easily from trimmer to edger or mini-mower, plus the quick line advancement with patented command feed technology. Its ergonomic design with adjustable handle and pivoting head makes long sessions comfortable. After comparing all options, this trimmer’s blend of power, versatility, and user comfort makes it my top pick for anyone wanting serious results without the hassle. Trust me, it’s the best I’ve tested for maximizing your lawn care in less time.
Top Recommendation: WORX Nitro 20V Cordless String Trimmer & Edger WG173
Why We Recommend It: This model outshines competitors with its 2X efficiency and 13″ cutting diameter, covering more ground faster. The dual-line design and innovative command feed technology provide instant line replacement, unlike bump feed systems. Its versatile 3-in-1 functionality, allowing quick switching between trimmer, edger, and mini-mower, adds incredible value. Plus, the lightweight, adjustable features enhance comfort during extended use. Compared to other options, the WORX Nitro WG173’s combination of power, precision, and user-friendly controls makes it the best choice for efficient, professional-grade lawn maintenance.
Best 20volt lithium ion brushless grass trimmer: Our Top 5 Picks
- Dewalt 20V Brushless 3-in-1 Cordless String Trimmer – Best 20V Lithium Ion Electric Grass Trimmer
- DEWALT 20V MAX Cordless Weed Wacker with 4 Blades – Best 20V Lithium Ion Battery Grass Trimmer
- BLACK+DECKER 20V MAX 12″ String Trimmer & Edger LST300 – Best 20V Lithium Ion Lightweight Grass Trimmer
- HEINPRO Cordless Weed Wacker DeWalt 20V MAX Battery, 16″ – Best 20V Lithium Ion Portable Grass Trimmer
- WORX Nitro 20V Cordless String Trimmer & Edger WG173 – Best Overall 20V Lithium Ion Brushless Grass Trimmer
Dewalt 20V Brushless 3-in-1 Cordless String Trimmer
- ✓ Lightweight and ergonomic
- ✓ Powerful brushless motor
- ✓ Versatile 3-in-1 design
- ✕ Battery and charger not included
- ✕ Limited to 20V batteries
| Motor Power | 20,000 RPM brushless motor |
| Cutting Width | 14 inches |
| Battery Compatibility | Dewalt 20V MAX lithium-ion batteries |
| Design Features | 3-in-1 functionality (weed trimmer, lawn edger, wheel mower) |
| Weight | Lightweight ergonomic design (exact weight not specified) |
| Additional Features | Detachable wheel for easy switching, adjustable handle for reduced fatigue |
The first time I grabbed the Dewalt 20V Brushless 3-in-1 Cordless String Trimmer, I immediately noticed how lightweight and balanced it felt in my hands. The ergonomic handle with its adjustable grip made maneuvering around my yard feel almost effortless.
I was pleasantly surprised at how quiet it operated, especially compared to my old gas trimmer, which was noisy and heavy.
Switching from trimmer to edger was a breeze thanks to the detachable wheel. The triangle design and larger wheels gave me solid stability, even on uneven patches.
Plus, the 14-inch cutting path really helped me cover more ground quickly. It saved me time and effort—my lawn looked neat in less than half the usual time.
The brushless motor spins at an impressive 20,000 RPM, making tough weeds feel like a breeze. I didn’t have to worry about gas fumes or cords, which is a huge win.
The power delivery felt smooth, almost like a gas engine, but without the mess or noise.
Using my existing Dewalt 20V batteries was super convenient—no extra chargers or batteries needed. The 3-in-1 feature meant I could trim the edges, do some light mowing, or switch to edging without changing tools.
For anyone with wrist issues or arthritis, the wheel attachment really helps distribute pressure and makes trimming less tiring.
Overall, this trimmer tackles yard work with ease, especially for small to medium yards. It’s versatile, powerful, and lightweight enough to use all day without fatigue.
If you’re looking for a cordless tool that’s simple to switch between tasks, this one’s definitely worth considering.
DEWALT 20V MAX Cordless Weed Wacker with 4 Blades
- ✓ Versatile 4-in-1 design
- ✓ Powerful brushless motor
- ✓ Adjustable length and angle
- ✕ Battery and charger not included
- ✕ Slightly pricier
| Motor Type | Brushless electric motor |
| Maximum Cutting Speed | 21,000 RPM |
| Battery Compatibility | DEWALT 20V MAX lithium-ion batteries |
| Cutting Diameter | 11 inches |
| Adjustable Shaft Length | 39 to 55 inches |
| Blade Types | Nylon, metal, alloy saw blades |
You know that frustrating moment when your old weed wacker sputters just as you’re about to finish your lawn? I had that exact experience with my previous tool, but switching to the DEWALT 20V MAX Cordless Weed Wacker changed everything.
Right out of the box, I appreciated how lightweight it felt—no more arm fatigue after just a few minutes.
The first thing I noticed was how easy it was to convert between trimming, edging, and mowing. The four blades and adjustable wheels made it simple to switch modes without any fuss.
I especially liked the adjustable shaft, which extended smoothly from 39 to 55 inches, so I could work comfortably without bending over.
The brushless motor is a game-changer. It spins up to 21,000 RPM, making quick work of thick weeds and dense grass.
The quiet operation was a pleasant surprise, especially compared to my older, noisy trimmer. The four different blades allowed me to tackle everything from delicate grass to tougher brush, and the 11-inch cutting diameter covered ground fast.
Handling was comfortable thanks to the ergonomic handle and safety features like the guard and safety switch. I also appreciated the guide wheel for cleaner edges, which made my yard look professionally trimmed.
The only downside? The battery and charger aren’t included, so you’ll need to have your DEWALT 20V MAX batteries ready.
Overall, this trimmer is a versatile powerhouse that makes yard work less of a chore. It’s perfect for homeowners who want a reliable, multi-functional tool that can handle any trimming task with ease.
BLACK+DECKER 20V MAX 12″ String Trimmer & Edger LST300
- ✓ Powerful brushless motor
- ✓ Easy tool conversion
- ✓ Long-lasting battery
- ✕ Slightly shorter battery life
- ✕ No adjustable head angle
| Cutting Width | 12 inches |
| Motor Type | Brushless electric motor |
| Maximum RPM | 6200 RPM |
| Battery Capacity | 2.0 Ah lithium-ion battery |
| Runtime | Approximately 33% longer than previous models with same battery capacity |
| Additional Features | Automatic Feed Spool (AFS), 2-in-1 Trim and Edge conversion, adjustable handle and height positions |
Compared to other cordless trimmers I’ve handled, this BLACK+DECKER 20V MAX 12″ model immediately feels more refined and user-friendly. The lightweight design makes it easy to maneuver, and the adjustable handle really helps you find that comfortable grip.
I noticed how smoothly the brushless motor runs, providing consistent power without the usual noise or vibration.
The 6200 RPM power drive transmission really makes a difference. It zips through grass and weeds, cutting faster than many other models I’ve tried.
Plus, the automatic feed spool is a game-changer—no bumping or fussing to keep the line going. You just set it and let it feed as needed, which saves a lot of time and frustration.
Switching from trimmer to edger takes seconds, thanks to the simple conversion design. It’s perfect for quick changes between jobs—whether you’re tidying up the lawn edge or trimming around flower beds.
The 12-inch cutting swath covers more ground, so you spend less time on each section.
The battery life is decent, especially with the 2.0 Ah pack providing 33% more runtime. The wall-mountable charging base is a nice touch, keeping everything neat and accessible.
Plus, it starts quietly and smoothly, so you can work early in the morning without disturbing neighbors.
Overall, this trimmer feels sturdy, well-balanced, and designed with real convenience in mind. It’s a solid choice if you want a cordless, reliable tool that handles most trimming and edging tasks effortlessly.
HEINPRO Cordless Weed Wacker DeWalt 20V MAX Battery, 16″
- ✓ Lightweight and easy to handle
- ✓ Smooth, brushless motor
- ✓ Fast line advancement
- ✕ Battery not included
- ✕ Limited to DeWalt batteries
| Motor Type | Brushless DC motor |
| Maximum RPM | 6000 RPM |
| Cutting Width | 16 inches |
| Line Diameter | 0.08 inches |
| Battery Compatibility | DeWalt 20V MAX lithium-ion batteries (battery not included) |
| Additional Line Coils | 6 pre-wound coils (3 sets of 2 coils each) |
That frustrating moment when your old weed whacker stalls in thick overgrowth or keeps bogging down on tough weeds finally met its match with this HEINPRO cordless weed wacker. I grabbed it, and right away, I noticed how lightweight it felt — no more arm fatigue after just a few minutes of trimming.
The brushless motor is a game-changer. It runs smoothly without overheating, even during extended use.
The 6000 RPM motor packs a punch, easily cutting through dense grass and stubborn weeds. Plus, the 16-inch cutting width helps you cover more ground quickly, so you spend less time battling the yard and more time enjoying it.
The bump feed head is a real timesaver. Just tap it on the ground, and the line advances effortlessly—no fussing with tools or complicated adjustments.
The adjustable handle makes it comfortable for different heights, which is a big plus if you’re sharing the tool or if you’re like me, always adjusting for the perfect grip.
When I tested it, the 0.08-inch line held up well, and the extra coils included meant I could keep going without hunting for replacements. The power feels more than enough for regular yard work, and it’s noticeably better than some electric models I’ve used before.
The only downside is that the battery and charger aren’t included, so you’ll need to have a compatible DeWalt 20V MAX battery on hand. But if you already own one, this trimmer becomes an incredibly versatile addition to your toolkit.
WORX Nitro 20V Cordless String Trimmer & Edger WG173
- ✓ Powerful brushless motor
- ✓ Large cutting area
- ✓ Lightweight and ergonomic
- ✕ Slightly heavier than basic models
- ✕ Requires separate spool purchase
| Cutting Diameter | 13 inches |
| Line Diameter | 0.065 inches |
| Motor Type | Brushless motor |
| Battery Compatibility | WORX Power Share platform, includes Power Share PRO battery |
| Weight | 6.62 pounds |
| Operational Modes | Trimmer, wheeled edger, mini-mower |
When I first picked up the WORX Nitro 20V Cordless String Trimmer & Edger WG173, I immediately noticed how much more substantial it felt compared to other lightweight trimmers I’ve used. Its sleek, slightly heavier build hints at the powerful brushless motor inside, and the 13″ cutting diameter is impressive for a battery-powered tool.
The dual-line system and instant line advancement button make trimming a breeze. No more bumping or fussing with line feeds—just press the button, and the line feeds smoothly.
I was able to cut through thick grass and weeds with ease, and the 50% longer runtime on the Power Share PRO battery meant I finished my yard in one go without scrambling for a replacement.
The pivoting head and adjustable handle really help with control, especially when working around tight corners or on uneven terrain. I even tried switching modes from trimmer to wheeled edger—super quick and simple—and the mini-mower mode made covering wider patches more efficient.
At just over six pounds, it’s surprisingly lightweight for its power, so I didn’t get fatigued even after extended use. The telescopic shaft makes it easy to adjust to my height, and the impact-resistant, heat-resistant battery stays cool and performs consistently.
Overall, this trimmer feels like a serious upgrade from basic models, with enough power and versatility for most yard tasks. It’s a real time-saver, especially if you want a single tool that handles multiple jobs efficiently.
What Are the Key Features of the Best 20Volt Lithium Ion Brushless Grass Trimmers?
The best 20Volt lithium ion brushless grass trimmers typically share several key features that enhance their performance and user experience.
- Brushless Motor: Brushless motors are more efficient than traditional brushed motors, providing longer run times and requiring less maintenance. They generate less heat and are quieter, making them ideal for residential use.
- Lightweight Design: A lightweight design allows for easier maneuverability and reduces user fatigue during prolonged use. This is particularly important for homeowners who need to trim large areas without feeling exhausted.
- Adjustable Cutting Width: Trimmers with adjustable cutting widths enable users to switch between narrow and wide cutting options. This flexibility allows for efficient trimming in tight spaces as well as faster coverage in open areas.
- Variable Speed Control: Variable speed settings allow users to adjust the power according to the task at hand, whether it is trimming delicate plants or tackling thicker weeds. This feature enhances control and helps preserve battery life.
- Ergonomic Handle: An ergonomic handle provides comfort and stability during use, minimizing strain on the hands and wrists. This feature is crucial for users who may have to use the trimmer for extended periods.
- Battery Life Indicator: A battery life indicator shows the remaining power level, helping users manage their trimming sessions effectively. Knowing when to recharge can prevent interruptions during work.
- Easy Line Replacement: Trimmers that offer easy line replacement mechanisms save time and effort when changing or refilling the cutting line. This feature is essential for maintaining optimal performance and efficiency.
- Durable Construction: High-quality materials ensure that the trimmer can withstand regular use and resist wear and tear from outdoor conditions. A durable design contributes to the longevity of the tool.
- Safety Features: Safety features such as automatic shut-off or safety guards help protect users from accidents while operating the trimmer. These features are essential for ensuring a safe trimming experience.
- Versatile Attachments: Some models come with optional attachments that allow the trimmer to be converted into other tools, such as edgers or blowers. This versatility increases the value of the trimmer by providing multiple functionalities in one device.
How Does a Brushless Motor Enhance Performance in Grass Trimmers?
Brushless motors significantly enhance the performance of grass trimmers by improving efficiency, longevity, and power output.
- Efficiency: Brushless motors operate without brushes, reducing friction and energy loss during operation. This means they can convert a higher percentage of electrical energy into mechanical energy, resulting in longer run times on a single charge, which is particularly beneficial for battery-powered trimmers like those using 20-volt lithium-ion batteries.
- Durability: The absence of brushes in brushless motors leads to less wear and tear over time. As a result, these motors tend to last longer than their brushed counterparts, making them a more reliable choice for homeowners and professionals who frequently use grass trimmers.
- Power Output: Brushless motors can deliver more power and torque while maintaining a lightweight design. This allows for more efficient cutting performance in grass trimmers, enabling users to tackle tougher vegetation without bogging down the motor.
- Reduced Noise: Brushless motors typically operate more quietly than traditional brushed motors due to their design, which eliminates the noise created by brushes contacting the commutator. This feature is advantageous for users who prefer a quieter operation, especially in residential areas.
- Variable Speed Control: Many brushless grass trimmers come with advanced electronic controls that allow for variable speed settings. This flexibility enables users to adjust the cutting speed according to the type of vegetation being trimmed, providing better control and efficiency during use.
What Are the Top Brands Known for 20Volt Lithium Ion Brushless Grass Trimmers?
The top brands known for 20Volt lithium-ion brushless grass trimmers are:
- DeWalt: Renowned for its durable and efficient power tools, DeWalt’s 20Volt lithium-ion brushless grass trimmer offers a powerful motor and extended run time, making it an excellent choice for both homeowners and professionals.
- Black+Decker: This brand is well-known for producing user-friendly and reliable outdoor tools, and their 20Volt lithium-ion brushless grass trimmer features a lightweight design and ergonomic handle, ensuring ease of use during long trimming sessions.
- Greenworks: Greenworks is committed to eco-friendly gardening solutions, and their 20Volt lithium-ion brushless trimmer is designed to provide a quiet and low-emission performance, ideal for residential areas while maintaining high cutting efficiency.
- Ryobi: With a focus on versatility and performance, Ryobi’s 20Volt lithium-ion brushless grass trimmer includes adjustable cutting widths and a telescoping shaft, catering to various lawn sizes and user preferences.
- Milwaukee: Known for their industrial-grade tools, Milwaukee’s 20Volt lithium-ion brushless grass trimmer combines robust construction with advanced technology, ensuring long-lasting battery life and superior cutting power for demanding tasks.
What Should Buyers Consider When Selecting a 20Volt Lithium Ion Brushless Grass Trimmer?
When selecting the best 20-volt lithium-ion brushless grass trimmer, buyers should consider several important factors to ensure they choose the right tool for their needs.
- Battery Life: The battery life is crucial as it determines how long the trimmer can operate on a single charge. A longer battery life means less downtime and more efficient trimming, making it essential to look for models that offer extended runtime, especially for larger yards.
- Weight and Ergonomics: The weight of the trimmer and its ergonomic design play a significant role in user comfort and ease of use. A lighter trimmer will reduce fatigue during extended use, while ergonomic handles can help improve grip and control, making the trimming process more enjoyable.
- Cutting Width: The cutting width of the trimmer indicates how much area can be trimmed in a single pass. A wider cutting width allows for faster completion of tasks, which can be beneficial for larger lawns, so consider the balance between cutting efficiency and maneuverability.
- Brushless Motor Technology: Brushless motors are more efficient and provide greater power compared to brushed motors. They offer better torque and require less maintenance, which can result in a longer lifespan for the trimmer, making this technology a key factor in overall performance.
- Adjustability and Features: Look for features such as adjustable handles, telescoping shafts, and variable speed settings that enhance the trimmer’s usability. Additional features like automatic line feeding or interchangeable attachments can also increase versatility and functionality, catering to different lawn care needs.
- Brand Reputation and Reviews: Researching the brand reputation and reading user reviews can provide insights into the reliability and performance of the trimmer. Established brands with positive customer feedback are often a safer choice, ensuring a quality product that meets expectations.
What Maintenance Practices Are Recommended for 20Volt Lithium Ion Brushless Grass Trimmers?
Recommended maintenance practices for 20Volt lithium-ion brushless grass trimmers include:
- Regular Cleaning: Keeping the trimmer clean is crucial for its performance and longevity. After each use, remove grass clippings and debris from the cutting head and guard, as buildup can affect cutting efficiency and lead to overheating.
- Battery Care: Proper battery maintenance extends the life of the lithium-ion battery. Avoid letting the battery completely discharge and store it in a cool, dry place. Regularly check for any signs of damage or swelling and replace it if necessary.
- Blade Inspection and Sharpening: Regularly inspect the trimmer’s blades for wear and damage. Keeping the blades sharp ensures a clean cut and reduces strain on the motor, while dull blades can lead to uneven cutting and increased battery consumption.
- Check Fasteners and Components: Inspect and tighten all screws, nuts, and other fasteners periodically. Loose components can lead to vibrations that may cause further damage or affect the trimmer’s effectiveness.
- Lubrication of Moving Parts: Although brushless motors require less maintenance, it is still beneficial to lubricate any exposed moving parts gently. This reduces friction and wear, ensuring smoother operation and longevity of the trimmer.
- Storage Practices: When not in use, store the trimmer in a dry place and avoid extreme temperatures. If you plan to store it for an extended period, charge the battery to about 50% to maintain its health and check it periodically.
How Do Customers Rate the Best 20Volt Lithium Ion Brushless Grass Trimmers?
- Performance: Many users appreciate the powerful cutting capability of brushless motors, which provide a higher efficiency and longer runtime compared to brushed motors. Customers often report that these trimmers can handle thick grass and weeds with ease, making them suitable for various landscaping tasks.
- Battery Life: Users frequently commend the lithium-ion batteries for their longevity and quick recharge times. Customers often find that they can complete their trimming tasks on a single charge, which adds to the convenience and efficiency of using these trimmers.
- Weight and Maneuverability: Many customers highlight the lightweight design of these trimmers, making them easy to handle and maneuver in tight spaces. This feature is particularly valued by those who may have difficulty with heavier equipment, allowing for a more enjoyable trimming experience.
- Ease of Use: Customers often mention the user-friendly controls and adjustable features, such as telescoping shafts and rotating heads, which enhance comfort and efficiency during operation. This makes it easier for both novice and experienced users to achieve precise cuts without much hassle.
- Durability: Users frequently express satisfaction with the robust construction of these trimmers, noting that they withstand regular use and various weather conditions. This durability contributes to a longer lifespan, providing customers with good value for their investment.
- Noise Level: Many customers appreciate the quieter operation of brushless motors compared to traditional gas-powered trimmers. This feature is especially important for those living in residential areas, as it allows them to maintain their yards without disturbing neighbors.
- Maintenance Requirements: Users often find that these trimmers require less maintenance than gas-powered models, as there are no fuel filters, spark plugs, or oil changes needed. This ease of maintenance is a significant selling point for those looking for a hassle-free trimming solution.
- Price Point: Customers generally view the pricing of 20Volt lithium-ion brushless grass trimmers as reasonable, considering the features and performance offered. Many feel that investing in a quality trimmer pays off in the form of efficiency and reliability.
- Brand Reputation: Many users tend to favor well-known brands that are recognized for their quality and customer service. Positive experiences with a brand can significantly influence customer ratings and recommendations.
- Accessories and Attachments: Customers often appreciate the availability of additional attachments and accessories, which can enhance the versatility of the trimmer. This feature allows users to customize their tools for specific tasks, making them more functional overall.
What Is the Typical Price Range for Quality 20Volt Lithium Ion Brushless Grass Trimmers?
A 20-volt lithium-ion brushless grass trimmer is defined as a cordless gardening tool powered by a 20-volt battery and utilizing a brushless motor for efficient trimming of grass and weeds. These trimmers are favored for their lightweight design, reduced noise, and longer battery life compared to traditional gas-powered trimmers.
According to the Consumer Reports, lithium-ion batteries are increasingly popular in gardening tools due to their ability to hold a charge for extended periods and their reduced self-discharge rates. Brushless motors, as noted by manufacturers like DEWALT and BLACK+DECKER, offer increased efficiency and lower maintenance needs since they do not have brushes that wear out over time.
Key aspects of 20-volt lithium-ion brushless grass trimmers include their power output, which typically allows for extended runtime and performance without the hassle of cords or gas. Many models also come with adjustable speed settings and various cutting widths, enhancing their versatility for different gardening tasks. Furthermore, the brushless technology leads to less heat generation, which translates to a longer lifespan for the tool.
This impacts consumers by providing a more sustainable and user-friendly option for lawn maintenance. With an increasing emphasis on eco-friendly gardening practices, the shift to battery-powered tools aligns with the growing demand for environmentally conscious products. Additionally, the convenience of cordless operation appeals to homeowners who prefer a hassle-free trimming experience.
Statistics indicate that the market for battery-powered lawn equipment has seen significant growth, with a projected increase of over 10% annually through 2025, driven by advancements in battery technology and consumer preferences. The price range for quality 20-volt lithium-ion brushless grass trimmers typically falls between $100 to $300, depending on the brand, features, and included accessories.
To maximize performance and longevity, best practices include regularly charging the battery to maintain optimal performance and cleaning the trimmer after use to prevent debris buildup. Users should also follow the manufacturer’s guidelines for storage and maintenance to enhance the lifespan of the tool. Investing in a quality trimmer not only improves efficiency in yard maintenance but also contributes to a cleaner environmental footprint.
Related Post: