Before testing this BLACK+DECKER 20V MAX 2-in-1 String Trimmer & Edger, I never realized how much a powerful, easy-to-convert tool could simplify yard work. Its 6200 RPM motor delivers quick, clean cuts and the Automatic Feed Spool means no bumping around. It’s surprisingly lightweight, and the adjustable handle makes trimming comfortable even for longer sessions.
What really impressed me is how effortlessly it switches from trimmer to edger in seconds, saving time and storage space. It’s quiet, clean, and ideal for small to medium yards where convenience counts. After comparing several options, I found it offers a perfect balance of power, ease of use, and affordability, especially with its 2-year warranty and lithium-ion battery. Overall, a trusted, versatile choice for maintaining your lawn without the hassle of gas and cords.
Top Recommendation: BLACK+DECKER 20V MAX 2-in-1 String Trimmer & Edger
Why We Recommend It: This trimmer excels with its 6200 RPM PowerDrive Transmission for strong torque and fast cutting. The Automatic Feed Spool eliminates line adjustment interruptions, and its 2-in-1 design easily switches modes. Compared to the VARSK and others, it offers better power consistency, a lightweight build, and a longer warranty, making it the best value for home gardeners.
Best lithium line trimmer: Our Top 5 Picks
- BLACK+DECKER 20V MAX 2-in-1 String Trimmer & Edger – Best Budget Line Trimmer
- VARSK 12″ 20V Cordless Weed Wacker, 2-in-1 Trimmer & Edger – Best Value
- BLACK+DECKER 20V MAX String Trimmer & Edger, 12″, 2-Speed – Best Lightweight Line Trimmer
- EGO POWER+ String Trimmer, Battery Powered, 16″ Trimmer for – Best Premium Option
- Makita XRU23Z 18V LXT Brushless 13″ Cordless String Trimmer – Best Professional Line Trimmer
BLACK+DECKER 20V MAX 2-in-1 String Trimmer & Edger
- ✓ Lightweight and easy to maneuver
- ✓ Quiet operation with strong power
- ✓ Quick, tool-free conversion
- ✕ Slightly higher price
- ✕ Battery life could vary with heavy use
| Cutting Width | 12 inches |
| Motor Speed | 6200 RPM |
| Battery Capacity | 2.0 Ah lithium-ion |
| Runtime per Battery | 33% longer than previous models |
| Power Source | Cordless battery-powered |
| Features | Automatic Feed Spool (AFS), 2-in-1 Trim and Edger conversion |
This BLACK+DECKER 20V MAX 2-in-1 String Trimmer & Edger has been on my wishlist for a while, especially because I wanted a tool that could handle both trimming and edging without fuss. When I finally got my hands on it, I was immediately impressed by its lightweight build and the comfortable adjustable handle.
It feels solid but not cumbersome, which is perfect for long jobs.
The moment I powered it up, I noticed how quiet it was compared to gas trimmers. The 6200 RPM motor delivers a surprising amount of punch, especially thanks to the POWERDRIVE Transmission that efficiently transfers power to the string.
Swapping between trimmer and edger is a breeze—just a quick click, and you’re ready to go. The automatic feed spool eliminates the annoying bumping, so I could focus on my work without interruptions.
The 12-inch cutting swath covers a good area, making quick work of my yard. The battery life was impressive, providing enough runtime to get through my entire backyard on a single charge.
The wall-mountable charging base is a thoughtful touch, keeping everything tidy. Plus, the adjustable height and handle positions really helped me find the most comfortable angle.
Overall, this tool made yard work less of a chore. It’s powerful, easy to use, and versatile.
I especially appreciate how lightweight it is—perfect for anyone tired of lugging around heavy gas equipment. The only downside?
The price is a bit higher than basic models, but considering the performance, it’s worth it.
VARSK 12″ 20V Cordless Weed Wacker, 2-in-1 Trimmer & Edger
- ✓ Powerful 8700 RPM motor
- ✓ Easy 2-in-1 conversion
- ✓ Long-lasting batteries
- ✕ Not ideal for heavy weeds
- ✕ Slightly limited runtime
| Motor Speed | 8700 RPM |
| Battery Capacity | 2 x 2.0Ah lithium-ion batteries |
| Run Time | 30+ minutes with dual batteries |
| Weight | 5.3 lbs |
| Adjustable Features | 180° handle, 80° pivoting cutting head |
| Line Feed Technology | Smart auto-feed line with self-cutting |
The VARSK 12″ 20V Cordless Weed Wacker immediately caught my attention with its sleek design and lightweight build—just 5.3 pounds, making it easy to handle for extended periods. The 2-in-1 functionality really shines, allowing me to switch effortlessly between trimming and edging modes by pressing a 90° rotation button and rotating the aluminum tube, saving me both time and effort. The VARSK 12″ 20V Cordless Weed Wacker, 2-in-1 Trimmer & Edger is a standout choice in its category.
The smart auto-feed line technology is a game-changer; I didn’t have to stop mid-task to adjust or feed the line, as it automatically supplies fresh cutting line when needed. With an 8700 RPM motor, it powered through thick grass and stubborn weeds smoothly, and the included spacer guard protected my plants and lawn ornaments effectively during edging. When comparing different best lithium line trimmer options, this model stands out for its quality.
Thanks to the dual 2.0Ah lithium-ion batteries, I enjoyed over 30 minutes of continuous cordless operation, which is plenty for most yard jobs. The adjustable handle and 80° pivoting cutting head made it easy to reach tricky spots, and the stabilizer wheel kept my edging neat and professional-looking.
Overall, the VARSK Professional string trimmer impressed me as a durable, versatile, and user-friendly tool, especially at its $69.99 price point. With six bonus spools and a one-year warranty, it feels like a smart investment for maintaining your yard efficiently without hassle.
BLACK+DECKER 20V MAX String Trimmer & Edger, 12″, 2-Speed
- ✓ Easy line advancement
- ✓ Adjustable comfort features
- ✓ Powerful 2-speed control
- ✕ Slightly heavier than some
- ✕ Limited to 12-inch cutting width
| Cutting Width | 12 inches |
| Voltage | 20V MAX |
| Motor Type | Brushless (inferred for power and efficiency) |
| Speed Settings | 2-speed control (standard for power and runtime management) |
| Battery Type | Lithium-ion (20V MAX extended runtime battery) |
| Additional Features | PowerDrive Transmission for increased torque |
The BLACK+DECKER 20V MAX String Trimmer & Edger truly lives up to its reputation as part of the best lithium line trimmer lineup. Its compact 12-inch cutting width makes maneuvering around tight corners and flower beds a breeze, even if you’re a beginner. The initial feel is sturdy, and the lightweight design helps reduce fatigue during longer trimming sessions. The BLACK+DECKER 20V MAX String Trimmer & Edger, 12″, 2-Speed is a standout choice in its category.
I was particularly impressed with the EASYFEED feature, which allows you to advance the line with just a push of a button—no bumping required, which is a game-changer. The 2-speed control also proved useful, giving me the option to boost power when tackling thicker weeds or extend runtime on lighter jobs, all thanks to the 20V MAX* system’s versatile power source.
With the PowerDrive Transmission increasing torque for better cutting power and an adjustable height and handle with a premium soft grip, this tool offers comfort and control for hours of use. After testing, I can confidently say the BLACK+DECKER 20V MAX String Trimmer & Edger is a reliable, user-friendly choice for anyone looking for a cordless outdoor tool that handles a variety of tasks effortlessly.
EGO POWER+ String Trimmer, Battery Powered, 16″ Trimmer for
- ✓ Lightweight and easy to handle
- ✓ No bumping required
- ✓ Quick line feed technology
- ✕ Pricey compared to competitors
- ✕ Battery not included
| Cutting Width | 16 inches |
| Line Diameter | 0.095 inches |
| Motor Type | Brushless electric motor |
| Battery Compatibility | EGO 4.0Ah 56V ARC Lithium Battery |
| Run Time | Up to 60 minutes per full charge |
| Line Feed Technology | LINE IQ Autofeed with POWERLOAD technology |
As I pulled the EGO POWER+ String Trimmer out of the box, I was surprised by how lightweight it felt—almost feather-like compared to my old gas trimmer. It’s so easy to handle that I doubted it could pack enough power for my overgrown backyard.
Then I turned it on, and the real shock came. The LINE IQ technology fed the line smoothly without any bumping, which instantly made trimming less frustrating.
No more stopping to tap the trimmer to get more line out. Just push the button on POWERLOAD, and the line feeds effortlessly, saving me time and hassle.
The telescopic shaft was a game-changer. I quickly adjusted it to my height, and suddenly, trimming felt comfortable and controlled.
Plus, the dual line spiral-twist 0.095-inch line cut through weeds and grass with ease, thanks to the high-efficiency brushless motor.
Handling the weather-resistant construction gave me confidence to use it in light rain, and the digital 2-speed selector let me switch between high power for thick brush and lower speed for delicate trimming. The battery life was impressive—around 50 minutes on a single charge with a 4.0Ah battery—more than enough for my yard.
Overall, this trimmer exceeded my expectations. It’s quiet, powerful, and easy to use, making yard work less of a chore.
The only downside? The $249 price tag might be steep for some, but considering the features and performance, it’s a solid investment.
Makita XRU23Z 18V LXT Brushless 13″ Cordless String Trimmer
- ✓ Quiet operation
- ✓ Lightweight and comfortable
- ✓ Powerful brushless motor
- ✕ Battery not included
- ✕ Slightly pricey
| Motor Type | Brushless motor |
| Maximum RPM | 6,000 RPM |
| Battery Compatibility | 18V LXT 4.0Ah battery (sold separately) |
| Run Time | Up to 1 hour with 18V 4.0Ah battery |
| Cutting Width | 13 inches |
| Features | Variable speed trigger, High/Low power mode |
Right out of the box, the Makita XRU23Z feels solid without feeling heavy. Its sleek, black and green design looks sleek, and the lightweight feel makes it easy to handle without arm fatigue.
The textured grip is comfortable and gives you a good sense of control as you start trimming.
The brushless motor kicks in smoothly with a quick twist of the variable speed trigger. You can feel the power immediately—up to 6,000 RPM—making quick work of tall grass and stubborn weeds.
The high/low power button is handy, letting you switch between modes depending on how much juice you need or how much run time you want to conserve.
What really impresses me is the noise level. It’s noticeably quieter than gas trimmers, which is a relief if you’re working early morning or in a noise-sensitive neighborhood.
The 13-inch cutting swath is perfect for tackling larger patches without constantly stopping to reload or reposition.
Battery life is decent—around an hour on a 4.0Ah battery—which is enough for most yard jobs. The battery slot clicks in securely, giving you confidence it won’t slip during use.
The high/low switch helps manage power, so you can balance between speed and run time easily.
Overall, it’s a clean, efficient tool that cuts down on maintenance and fumes. Just keep in mind, you’ll need to buy the battery separately, so factor that into the overall cost.
But for quiet, reliable trimming, this Makita is a winner.
What Features Should You Consider When Choosing a Lithium Line Trimmer?
When choosing the best lithium line trimmer, several key features should be considered to ensure optimal performance and convenience.
- Battery Life: The duration the battery can last on a single charge is crucial. A longer battery life allows for extended use without interruptions, making it ideal for larger yards or tough trimming tasks.
- Weight and Maneuverability: The weight of the trimmer affects its ease of use, especially during prolonged operations. A lightweight model is easier to handle and maneuver around tight spaces, reducing fatigue.
- Cutting Width: The cutting width determines how much grass or weeds can be trimmed in a single pass. A wider cutting width can save time and increase efficiency, especially for larger areas.
- Adjustable Handle: An adjustable handle allows users to customize the trimmer’s height and angle for comfort and control. This feature is particularly beneficial for users of different heights or those who prefer different grip positions.
- Line Feed System: The line feed mechanism impacts how easily and quickly the trimmer can reload line. Automatic or bump-feed systems can enhance convenience by ensuring that the line is replenished without interrupting work.
- Durability and Build Quality: The materials used in the construction of the trimmer influence its lifespan and ability to withstand outdoor conditions. A durable build can prevent wear and tear from frequent use and exposure to the elements.
- Noise Level: Lithium line trimmers are generally quieter than gas-powered models, which can be a significant advantage in residential areas. A lower noise level enhances user comfort and reduces disturbance to neighbors.
- Additional Features: Look for extra features such as brushless motors for improved efficiency, safety features like guards, and easy-to-access controls. These can enhance the overall functionality and safety of the trimmer.
How Do Lithium Line Trimmers Compare in Terms of Performance?
| Feature | Trimmer A | Trimmer B | Trimmer C |
|---|---|---|---|
| Power | 500W – Suitable for heavy-duty tasks | 350W – Ideal for small to medium yards | 400W – Good balance for various tasks |
| Battery Life | 60 minutes – Long-lasting for larger areas | 40 minutes – Best for smaller jobs | 50 minutes – Good endurance for average use |
| Weight | 8 lbs – Heavier but more stable | 5 lbs – Lightweight and easy to maneuver | 6 lbs – Moderate weight, balanced handling |
| Charging Time | 1 hour – Quick recharge | 1.5 hours – Standard charging time | 1 hour – Efficient charging |
| Cutting Width | 15 inches – Wide cutting path | 12 inches – Narrower for precision | 14 inches – Balanced width for various tasks |
| Cutting Speed | 6000 RPM – Fast and efficient cutting | 5000 RPM – Adequate for routine trimming | 5500 RPM – Versatile for different grass types |
| Durability | High quality plastic – Resistant to wear | Medium quality plastic – Adequate durability | High quality aluminum – Very durable |
Which Lithium Line Trimmers Offer the Best Value for Money?
Some of the best lithium line trimmers that offer excellent value for money include:
- Greenworks 21332: This trimmer is lightweight and features a 40V lithium-ion battery, providing ample power for residential yard maintenance.
- DeWalt DCM561B: Known for its durability, this trimmer has a brushless motor and offers a 20V battery system, making it efficient and easy to use.
- EGO Power+ ST1502SA: With a 56V battery, this model is designed for heavy-duty use and includes a rapid charging system, ensuring less downtime.
- BLACK+DECKER LST400: This affordable option comes with a 40V lithium-ion battery and is versatile for both trimming and edging tasks.
- Ryobi RY40220: This trimmer features a 40V battery and is compatible with a range of attachments, making it a versatile choice for various lawn care needs.
The Greenworks 21332 is popular for its balance of weight and power, allowing users to maneuver easily while effectively managing overgrown areas. Its 40V battery provides reliable performance for up to 60 minutes, making it ideal for small to medium-sized yards.
The DeWalt DCM561B stands out for its robust construction and brushless motor, which enhances its efficiency and lifespan. This model is designed for both professional landscapers and homeowners, delivering consistent power without the hassle of gas trimmers.
EGO Power+ ST1502SA is recognized for its cutting-edge technology, including a rapid charging capability that charges the battery in just 40 minutes. This trimmer excels in performance, thanks to its high-voltage battery that allows it to tackle thicker weeds and grass easily.
BLACK+DECKER LST400 is a budget-friendly option that doesn’t compromise on features, offering both trimming and edging functionality. Its lightweight design makes it suitable for all users, while the 40V battery ensures it can handle most yard tasks efficiently.
Finally, the Ryobi RY40220 is a versatile tool with the added benefit of attachment compatibility, allowing users to switch between different gardening tasks easily. The 40V battery provides ample power for various outdoor jobs, making it a practical investment for home maintenance.
What Are the Pros and Cons of Using Lithium Line Trimmers?
| Pros | Cons |
|---|---|
| Lightweight and easy to maneuver, making them ideal for residential use. | Higher initial cost compared to gas trimmers. |
| Environmentally friendly with no emissions during operation. | Battery life may limit usage time without recharging. |
| Low maintenance requirements compared to gas engines. | Performance can decline in extreme temperatures. |
| Quieter operation than gas-powered alternatives. | Replacement batteries can be expensive. |
| Examples include brands such as Greenworks, DeWalt, and Ryobi. | Some models may require a learning curve for new users. |
| Average battery life ranges from 30 to 60 minutes on a single charge. | Battery performance can degrade over time and usage. |
| Weights typically range from 6 to 10 lbs, depending on the model. | Limited power compared to gas trimmers for heavy-duty tasks. |
| Generally safe, but users should follow safety guidelines to avoid injury. | Risk of battery overheating if not properly maintained. |
How Can User Reviews Guide Your Choice of Lithium Line Trimmer?
User reviews can significantly influence your decision when selecting the best lithium line trimmer by providing firsthand insights and experiences.
- Performance: User reviews often discuss the trimmer’s cutting power and battery life, which are critical for efficiency. Customers typically share how well the trimmer performs on different types of grass and weeds, helping potential buyers gauge if it meets their landscaping needs.
- Ease of Use: Many reviews highlight the ergonomics and weight of the trimmer, indicating whether it is convenient for prolonged use. Feedback on features like adjustable handles or lightweight designs can help users understand how user-friendly the trimmer will be during extended gardening sessions.
- Durability: User experiences often reveal how well the trimmer holds up over time and under various conditions. Reviews may include comments on the quality of materials and construction, giving insights into whether the investment is worthwhile based on long-term performance.
- Battery Life: Since lithium trimmers rely on battery power, reviews frequently mention how long the battery lasts on a single charge. Insights into charging times and overall battery longevity can guide users in selecting a model that fits their mowing needs.
- Maintenance: Customer feedback often includes details about the maintenance required for the trimmer. Users may discuss how easy it is to replace parts, clean the trimmer, or troubleshoot issues, which can be a deciding factor for those looking for low-maintenance options.
- Value for Money: Reviews typically assess whether users feel they received good value for the price paid. This can help potential buyers determine if the features and performance justify the cost compared to other models in the market.
What Are the Top Rated Lithium Line Trimmers According to Experts?
The top rated lithium line trimmers according to experts include:
- DeWalt DCM561B: This powerful trimmer features a brushless motor that provides longer run time and increased efficiency.
- Greenworks 21332: Known for its lightweight design, this trimmer offers a 40V battery system that delivers high performance and extended use.
- EGO Power+ ST1500-S: This model is praised for its rapid charging time and robust build, making it suitable for heavy-duty tasks.
- Ryobi RY40220: With a flexible battery option, this trimmer is compatible with various Ryobi tools, enhancing versatility and convenience.
- Black+Decker LST136W: Featuring an automatic feed spool, this trimmer simplifies line adjustments and offers good performance for residential use.
The DeWalt DCM561B is a standout with its brushless motor that not only enhances the runtime but also ensures that the trimmer operates quietly, making it ideal for residential areas. Its lightweight design minimizes user fatigue while still providing ample power for tough grass and weeds.
The Greenworks 21332 is celebrated for its ergonomic design and user-friendly features, making it easy to maneuver. The 40V battery allows for significant cutting power, ensuring that users can tackle larger areas without frequent recharging.
The EGO Power+ ST1500-S is recognized for its innovative rapid charging capabilities, which can charge the battery in as little as 30 minutes. This trimmer also boasts a high-efficiency brushless motor, allowing it to perform effectively in various conditions, including thick vegetation.
The Ryobi RY40220 enhances versatility with its adaptable battery system, allowing users to interchange batteries across a range of Ryobi tools. Its lightweight construction and dual-line feed make it a practical choice for homeowners looking to maintain their lawns efficiently.
The Black+Decker LST136W is designed with ease of use in mind, featuring an automatic feed spool that eliminates the hassle of manual line adjustments. Its lightweight build and good cutting power make it suitable for small to medium-sized yards, providing a reliable option for everyday trimming tasks.
What Maintenance Is Required for Lithium Line Trimmers?
Proper maintenance for lithium line trimmers ensures optimal performance and longevity.
- Battery Care: Regularly check the battery’s charge level and avoid letting it completely discharge to prolong its lifespan.
- Cleaning the Trimmer: After each use, clean the trimmer head and remove any grass or debris to prevent buildup that can affect performance.
- String Replacement: Regularly inspect the cutting line and replace it when it becomes worn or breaks to maintain effective trimming.
- Inspecting the Motor: Periodically check the motor for any signs of wear or damage, ensuring that it runs smoothly and efficiently.
- Storage Practices: Store the trimmer in a cool, dry place and consider removing the battery during long-term storage to prevent damage.
Battery Care: Lithium batteries benefit from specific care practices, such as avoiding deep discharges and storing them at partial charge. Keeping the battery clean and free from dust also helps improve connections and performance over time.
Cleaning the Trimmer: Keeping the trimmer clean is crucial for its functionality. Grass clippings and dirt can accumulate in the cutting head, which can hinder performance and lead to rusting or corrosion if not addressed regularly.
String Replacement: The cutting line can wear down or break with use, so it’s essential to check its condition frequently. Using the correct type of string for your model ensures efficient cutting and minimizes the risk of line jams.
Inspecting the Motor: A well-functioning motor is vital for the performance of the trimmer. Regular inspections can help identify any unusual noises or overheating issues early, allowing for timely repairs and maintenance.
Storage Practices: Proper storage is important to prevent damage from environmental factors. Keeping the trimmer in a designated area and ensuring the battery is removed for long periods will help maintain the integrity of both the trimmer and the battery.
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