Top 7 Best Cordless String Trimmers (2026 Guide)

Are you in the market looking for the best cordless string trimmer? 

Amazing stuff - you have landed in the correct place online. 

In this ToolsGaloreHQ.com guide, you will learn: 

  1. My Overall #1 rated pick; 
  2. Pros and Cons of the really top options; 
  3. Deep dive review into key factors; 
  4. And So Much More. 
Best Cordless String Trimmer

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MZK 20V 12'' Cordless String Trimmer
  • Powerful motor operating at 8000 RPM for effective cutting.
  • Lightweight design at 6.3 lbs with an ergonomic adjustable handle for reduced user fatigue.
  • Comes with ample accessories, including eight replacement spools and two 2AH batteries for extended usability.
  • Powerful motor operating at 8000 RPM for effective cutting.
  • Lightweight design at 6.3 lbs with an ergonomic adjustable handle for reduced user fatigue.
  • Comes with ample accessories, including eight replacement spools and two 2AH batteries for extended usability.
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BLACK+DECKER 20V MAX Lithium 12 inch Trimmer/Edger (LST300)
  • Lightweight design (5.7 pounds) makes it easy to maneuver.
  • 2-in-1 functionality allows for quick conversion from trimmer to edger.
  • Automatic Feed Spool eliminates the need for manual line adjustments.
  • Lightweight design (5.7 pounds) makes it easy to maneuver.
  • 2-in-1 functionality allows for quick conversion from trimmer to edger.
  • Automatic Feed Spool eliminates the need for manual line adjustments.
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20V Cordless String Trimmer with Charger and Battery
  • 2-in-1 functionality allows for easy switching between trimming and edging.
  • Includes two 4.0Ah batteries for extended use without frequent recharging.
  • Lightweight design at only 5.5 pounds, making it easy to maneuver.
  • 2-in-1 functionality allows for easy switching between trimming and edging.
  • Includes two 4.0Ah batteries for extended use without frequent recharging.
  • Lightweight design at only 5.5 pounds, making it easy to maneuver.
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CRAFTSMAN V20 Cordless String Trimmer and Edger
  • Automatic line feed system eliminates the need for bumping, ensuring smooth operation.
  • Two speed settings allow for flexibility in performance, catering to both tough jobs and longer tasks.
  • Ergonomic telescoping pole facilitates easy conversion between trimmer and edger functions.
  • Automatic line feed system eliminates the need for bumping, ensuring smooth operation.
  • Two speed settings allow for flexibility in performance, catering to both tough jobs and longer tasks.
  • Ergonomic telescoping pole facilitates easy conversion between trimmer and edger functions.
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Worx Cordless GT3.0 20V String Trimmer & Edger
  • Lightweight design (5.3 lbs) makes it easy to handle, especially for seniors or those with smaller yards.
  • Quick conversion from trimmer to edger allows for versatile use in various terrains.
  • Command Feed spool system provides instant line feeding, enhancing efficiency during operation.
  • Lightweight design (5.3 lbs) makes it easy to handle, especially for seniors or those with smaller yards.
  • Quick conversion from trimmer to edger allows for versatile use in various terrains.
  • Command Feed spool system provides instant line feeding, enhancing efficiency during operation.
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20V Cordless String Trimmer with Batteries & Charger
  • Powerful 6500 RPM motor provides quick and effective trimming.
  • Dual 20V 2.0Ah batteries offer up to 60 minutes of continuous runtime for uninterrupted work.
  • Adjustable handle length and ergonomic design cater to users of various heights and skill levels.
  • Powerful 6500 RPM motor provides quick and effective trimming.
  • Dual 20V 2.0Ah batteries offer up to 60 minutes of continuous runtime for uninterrupted work.
  • Adjustable handle length and ergonomic design cater to users of various heights and skill levels.
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Greenworks 40V Cordless Yard Tool Combo Kit
  • Lightweight design makes it easy to handle, especially for seniors or those with limited strength.
  • Quiet operation allows for use during early morning hours without disturbing neighbors.
  • Cost-effective with significant savings on fuel and maintenance compared to gas-powered alternatives.
  • Lightweight design makes it easy to handle, especially for seniors or those with limited strength.
  • Quiet operation allows for use during early morning hours without disturbing neighbors.
  • Cost-effective with significant savings on fuel and maintenance compared to gas-powered alternatives.
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Overall #1 Rated Pick

Updated On January 16, 2026

String Trimmer

MZK 20V 12'' Cordless String Trimmer

The MZK 20V Cordless String Trimmer stands out as an excellent choice for homeowners seeking an efficient and user-friendly lawn care solution. This model features a powerful motor operating at 8000 RPM, ensuring effective cutting with a generous 12-inch cutting diameter. Its automatic line feed system enhances usability, allowing for seamless operation without manual adjustments.

Weighing just 6.3 lbs, the ergonomic adjustable handle minimizes user fatigue. The trimmer comes with eight replacement spools, two 2AH batteries, and a charger, providing ample support for a full year of typical lawn maintenance. MZK also emphasizes customer satisfaction, offering dedicated support for users.

Why This Guide for the Best Cordless String Trimmer

Cordless string trimmers streamline lawn maintenance with their lightweight designs and powerful performance. Plus there are many top top options for you to think about.  The MZK 20V offers an efficient 8000 RPM motor, while BLACK+DECKER’s LST300 combines trimming and edging capabilities. 

YDLawn stands out with dual battery support, and CRAFTSMAN provides robust operation with two speed settings. Worx GT3.0 offers versatility, and the Greenworks combo kit includes a blower for comprehensive yard care. Explore these options to find the ideal tool for effortless lawn care.

Key Takeaways 

  1. The MZK 20V offers an 8000 RPM motor and ergonomic design, making it ideal for efficient lawn care.
  2. The BLACK+DECKER 20V MAX LST300 combines lightweight construction with 2-in-1 functionality, perfect for small yards.
  3. The YDLawn 20V provides extended battery life and easy switching between trimming and edging tasks, enhancing versatility.
  4. The CRAFTSMAN V20 features adjustable speed settings and an ergonomic design for powerful maintenance tasks.
  5. The Greenworks Combo Kit includes a trimmer and leaf blower, offering comprehensive yard care in one cost-effective package.

Deep Dive Review: The Best Cordless String Trimmers

Lawn Tools Collection

MZK 20V Cordless String Trimmer with Batteries

The MZK 20V Cordless String Trimmer stands out as an excellent choice for homeowners seeking an efficient and user-friendly lawn care solution. This model features a powerful motor operating at 8000 RPM, ensuring effective cutting with a generous 12-inch cutting diameter.

Its automatic line feed system enhances usability, allowing for seamless operation without manual adjustments. Weighing just 6.

3 lbs, the ergonomic adjustable handle minimizes user fatigue. The trimmer comes with eight replacement spools, two 2AH batteries, and a charger, providing ample support for a full year of typical lawn maintenance.

MZK also emphasizes customer satisfaction, offering dedicated support for users.
Best For: Homeowners seeking an efficient and user-friendly lawn care solution.
Pros
  • Powerful motor operating at 8000 RPM for effective cutting.
  • Lightweight design at 6.3 lbs with an ergonomic adjustable handle for reduced user fatigue.
  • Comes with ample accessories, including eight replacement spools and two 2AH batteries for extended usability.
Cons
  • Limited cutting diameter of 12 inches might not be sufficient for larger properties.
  • Battery life may vary depending on usage, potentially requiring additional batteries for extensive jobs.
  • Automatic line feed system may occasionally malfunction, necessitating manual adjustments.

BLACK+DECKER 20V MAX Lithium 12 inch Trimmer/Edger (LST300)

Ideal for homeowners with smaller yards, the BLACK+DECKER 20V MAX Lithium 12 inch Trimmer/Edger (LST300) combines versatility and ease of use with its lightweight design and 2-in-1 functionality. Weighing just 5.

7 pounds, it features a 12-inch cutting width and a Powerdrive Transmission for efficient trimming. The Automatic Feed Spool eliminates the hassle of bumping for line adjustments.

Users appreciate its quiet operation and adjustable handle for comfort. While effective for light-duty tasks, some find the battery life limiting for larger spaces.

Overall, its affordability and quick assembly make it a popular choice among homeowners seeking reliable lawn maintenance.
Best For: Homeowners with smaller yards looking for a lightweight and versatile trimmer/edger for regular maintenance.
Pros
  • Lightweight design (5.7 pounds) makes it easy to maneuver.
  • 2-in-1 functionality allows for quick conversion from trimmer to edger.
  • Automatic Feed Spool eliminates the need for manual line adjustments.
Cons
  • Battery life may be insufficient for larger properties, potentially requiring a second battery.
  • Some users find the assembly instructions primarily pictorial and not very user-friendly.
  • Missing trimmer line upon purchase is reported by some customers, necessitating a separate purchase.

20V Cordless String Trimmer with Charger and Battery

For those seeking a versatile and efficient gardening tool, the YDLawn 12. 5-inch 20V Cordless String Trimmer with Charger and Battery stands out due to its 2-in-1 functionality that allows for both trimming and edging.

This model features a 12-inch cutting width and includes two 4. 0Ah batteries, ensuring ample power for various outdoor spaces.

Users can quickly switch from trimming to edging by adjusting the shaft and rotating the head. Additional features include a handy wheel for smooth operation and a spacer guard to protect surrounding plants.

Weighing only 5. 5 pounds, it is lightweight and easy to maneuver.
Best For: Those who need a lightweight and versatile gardening tool that can efficiently handle both trimming and edging tasks.
Pros
  • 2-in-1 functionality allows for easy switching between trimming and edging.
  • Includes two 4.0Ah batteries for extended use without frequent recharging.
  • Lightweight design at only 5.5 pounds, making it easy to maneuver.
Cons
  • Assembly required, which may take some time and effort.
  • Cutting width of 12 inches may not be sufficient for larger areas.
  • Battery life may vary depending on the intensity of use.

CRAFTSMAN V20 Cordless String Trimmer and Edger

Offering a powerful solution for homeowners and landscapers alike, the CRAFTSMAN V20 Cordless String Trimmer and Edger excels in versatility and efficiency. This model features a 13-inch cutting swath and an automatic .

065-inch line feed system, ensuring smooth operation without the hassle of bumping. Users appreciate the quick conversion between trimmer and edger, aided by an ergonomic telescoping pole.

With two speed settings, the tool provides options for more power during tough jobs or extended runtime for longer tasks. Additionally, it is compatible with the VERSATRACK wall organization system, enhancing storage solutions and comes with a 3-year limited warranty.
Best For: Homeowners and landscapers seeking a versatile and efficient tool for lawn maintenance.
Pros
  • Automatic line feed system eliminates the need for bumping, ensuring smooth operation.
  • Two speed settings allow for flexibility in performance, catering to both tough jobs and longer tasks.
  • Ergonomic telescoping pole facilitates easy conversion between trimmer and edger functions.
Cons
  • Battery life may be limited for larger areas, requiring a second battery for extended use.
  • Weight may be cumbersome for some users during prolonged use.
  • Compatibility with VERSATRACK system may require additional purchasing for optimal storage solutions.

Worx Cordless GT3.0 20V String Trimmer & Edger

The Worx Cordless GT3. 0 20V String Trimmer & Edger stands out as an excellent choice for homeowners seeking a lightweight and versatile tool for yard maintenance.

Weighing just 5. 3 lbs, this 2-in-1 trimmer and edger features a 12-inch cutting diameter and a speed of 7600 RPM.

Its quick conversion capability and adjustable head make it ideal for various terrains. The included dual 20V PowerShare batteries offer 10-25 minutes of runtime, while the Command Feed spool system ensures efficient line feeding.

Users appreciate its ease of use and durability, though they recommend having extra batteries for extended tasks.
Best For: Homeowners seeking a lightweight and versatile tool for efficient yard maintenance and landscaping.
Pros
  • Lightweight design (5.3 lbs) makes it easy to handle, especially for seniors or those with smaller yards.
  • Quick conversion from trimmer to edger allows for versatile use in various terrains.
  • Command Feed spool system provides instant line feeding, enhancing efficiency during operation.
Cons
  • Battery life may be limited for extended projects, requiring additional batteries for continuous use.
  • Some users reported issues with the snugness of the charger and potential cracking in the handle over time.
  • Compatibility concerns with older WORX batteries may necessitate the use of adapters for some users.

20V Cordless String Trimmer with Batteries & Charger

Ideal for homeowners seeking efficient lawn care, the 20V Cordless String Trimmer with Batteries & Charger provides a remarkable combination of power and convenience. Equipped with two 20V 2.

0Ah lithium-ion batteries, it offers up to 60 minutes of continuous runtime. The powerful 6500 RPM motor ensures quick assembly and readiness, making it user-friendly for all skill levels.

Its 12-inch cutting diameter, adjustable handle, and guide wheel enhance trimming precision. Safety features include a dual-button operation to prevent accidental starts, while the package contains the trimmer, batteries, charger, and extra trimmer lines, ensuring a complete lawn care solution.
Best For: Homeowners seeking an efficient and user-friendly solution for lawn care and maintenance.
Pros
  • Powerful 6500 RPM motor provides quick and effective trimming.
  • Dual 20V 2.0Ah batteries offer up to 60 minutes of continuous runtime for uninterrupted work.
  • Adjustable handle length and ergonomic design cater to users of various heights and skill levels.
Cons
  • Limited cutting diameter of 12 inches may require more passes on larger lawns.
  • Battery runtime may decrease over time with frequent use.
  • Requires simultaneous button pressing for operation, which may be cumbersome for some users.

Greenworks 40V Cordless Yard Tool Combo Kit

For homeowners seeking an efficient and user-friendly lawn care solution, the Greenworks 40V Cordless Yard Tool Combo Kit stands out with its lightweight design and versatile functionality. Weighing only 16.

5 pounds, it includes a 12" auto-feed string trimmer and a powerful leaf blower that achieves speeds of 110MPH. The trimmer's commercial-grade blade effectively clears weeds, while the blower's cruise control feature enhances performance.

Its 2. 0Ah lithium-ion battery offers over two hours of runtime and rapid charging capabilities.

Rated 4. 3 out of 5 stars by users, this combo kit combines convenience, economic benefits, and reliability for homeowners.
Best For: Homeowners looking for a lightweight and efficient lawn care solution that combines a trimmer and blower in one convenient kit.
Pros
  • Lightweight design makes it easy to handle, especially for seniors or those with limited strength.
  • Quiet operation allows for use during early morning hours without disturbing neighbors.
  • Cost-effective with significant savings on fuel and maintenance compared to gas-powered alternatives.
Cons
  • Limited to a 2.0Ah battery which may require frequent recharging for larger yard tasks.
  • Performance may not match that of higher-end, gas-powered equipment for heavy-duty jobs.
  • The combination kit may not include additional accessories that some users might expect.

Factors to Consider When Choosing a Cordless String Trimmer

When selecting a cordless string trimmer, several key factors warrant consideration. These include the power source options available, cutting width, weight and maneuverability, as well as battery life and runtime.

Additionally, the functionality and versatility of the trimmer play significant roles in ensuring it meets specific gardening needs.

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Power Source Options

Choosing the right power source for a cordless string trimmer is crucial, as it directly affects performance and usability. Most cordless trimmers utilize lithium-ion batteries, providing portability without the constraints of cords or gas.

Battery capacity, measured in amp-hours (Ah), determines runtime; for instance, a 2.0Ah battery can last 30 to 60 minutes based on usage. The voltage rating, such as 20V or 40V, indicates power output, with higher voltages offering greater efficiency for demanding tasks.

Additionally, many models feature interchangeable batteries compatible with other tools, enhancing versatility. It is important to consider both runtime and charging time, as some batteries may require several hours to charge fully, impacting usability during prolonged yard work.

Cutter

Cutting Width Consideration

A cordless string trimmer's cutting width significantly impacts its effectiveness and ease of use, complementing the power source options previously discussed.

Typically ranging from 10 to 15 inches, a 12-inch cutting diameter is common, striking a balance between maneuverability and efficiency for residential lawns. Trimmers with wider cutting swaths can tackle tougher grass and weeds more effectively, ultimately reducing yard maintenance time.

When selecting a trimmer, yard size is an important consideration; narrower widths may be ideal for smaller properties requiring precision, while larger properties benefit from broader coverage. Additionally, cutting width can influence the weight and balance of the trimmer, which may affect user comfort during extended use.

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Weight and Maneuverability

Weight and maneuverability are crucial factors in the overall performance of a cordless string trimmer. Lighter models, typically under 6 pounds, enhance user comfort and reduce fatigue during extended use.

Maneuverability is improved with design features like adjustable handles and ergonomic grips, enabling users to navigate obstacles easily. Heavier trimmers may pose challenges on uneven terrain, making them harder to control on slopes or in tight spaces. A well-balanced trimmer distributes weight evenly, which is essential for minimizing strain on the wrists and arms.

Additionally, selecting a trimmer with adjustable shaft lengths can accommodate various user heights, further optimizing usability. Thus, finding the right balance between weight and design features is vital for effective lawn care.

Battery Life and Runtime

When considering a cordless string trimmer, battery life and runtime are vital components that influence overall effectiveness and user experience. Battery life can vary significantly, with some models offering runtimes from 30 minutes to over 60 minutes, depending on usage conditions.

The capacity of batteries, typically measured in amp-hours (Ah), directly affects how long the trimmer can operate before requiring a recharge; higher capacity batteries deliver extended runtimes. Many trimmers feature dual battery systems, allowing for uninterrupted use by providing a backup battery.

Additionally, charging times can range from 4 to 5 hours, impacting the trimmer's readiness for subsequent use. For larger properties, users should carefully assess runtime to avoid the inconvenience of needing extra batteries for extended projects.

Functionality and Versatility

How does one choose the right cordless string trimmer to meet diverse lawn care needs? Functionality and versatility play crucial roles in this decision. A 2-in-1 trimmer that converts into an edger allows users to tackle multiple tasks efficiently.

Automatic line feed systems eliminate the hassle of manual line adjustments, ensuring continuous operation. Adjustable cutting widths and heights enable customization for various garden sizes and types of vegetation, enhancing usability. Ergonomic designs, featuring adjustable handles, improve comfort and reduce fatigue during prolonged use.

Additionally, quick-switch features facilitate seamless transitions between trimming and edging, making it easier to manage different areas of the yard effectively. These factors collectively enhance the overall performance of a cordless string trimmer.

Maintenance and Replacement Parts

Choosing a cordless string trimmer necessitates careful consideration of maintenance and replacement parts to ensure long-term performance. Regular maintenance includes checking and replacing the trimmer line, crucial for optimal cutting efficiency and user satisfaction.

Many models offer several replacement spools, often sufficient for a full year of typical household lawn care, minimizing downtime. Battery performance can diminish over time, making the purchase of extra batteries advisable for uninterrupted operation during larger projects.

Some trimmers feature automatic line feed systems, yet it's essential to keep a supply of replacement lines readily available. Compatibility with replacement parts varies by model, so verifying the availability of additional spools and batteries is necessary to avoid potential inconveniences.

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Frequently Asked Questions

How Long Does the Battery Last on Average?

On average, cordless string trimmer batteries last between 30 to 60 minutes, depending on factors like usage intensity, battery capacity, and model efficiency. Users often find this duration sufficient for typical lawn care tasks.

Can I Use Different Brand Batteries?

Different brand batteries typically cannot be used interchangeably due to varying designs and specifications. Compatibility issues often arise, so it is advisable to use batteries specifically designed for the particular brand and model of the equipment.

Are These Trimmers Suitable for Thick Grass?

These trimmers can handle thick grass, depending on their power and design. Users should check the specifications and motor strength to determine suitability for dense vegetation, ensuring optimal performance during lawn maintenance tasks.

What Is the Warranty Period for These Trimmers?

Typically, the warranty period for these trimmers ranges from two to five years, depending on the manufacturer. Users should review individual product specifications to understand the coverage and any specific terms associated with the warranty.

How Do I Maintain My Cordless String Trimmer?

To maintain a cordless string trimmer, regularly clean the cutting head, check and replace the line as needed, ensure the battery is charged, store it in a dry place, and inspect for any wear or damage.

Final Thoughts On The Best Cordless String Trimmer

In summary, selecting the right cordless string trimmer can significantly enhance the efficiency of lawn care tasks.

With options like the MZK 20V, BLACK+DECKER 20V MAX, and Greenworks 40V combo kit, homeowners can find a model that suits their specific needs. Key factors such as battery life, weight, and additional features should be considered to ensure optimal performance.

Ultimately, investing in a quality cordless string trimmer makes maintaining a beautiful yard easier and more enjoyable.

Mogale Modisane, PrEng

Mogale Modisane, PrEng

Mogale is a professional engineer (PrEng). With experience working on large-scale Solar, Wind, and Hybrid Projects. He has been exposed to multiple tools throughout his career and has a keen interest in breaking down the often murky world of power tools, machines, and measurement equipment making them more accessible and understandable to everyone.

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Mogale Modisane, PrEng

Mogale Modisane, PrEng

Mogale is a professional engineer (PrEng). With experience working on large-scale Solar, Wind, and Hybrid Projects. He has been exposed to multiple tools throughout his career and has a keen interest in breaking down the often murky world of power tools, machines, and measurement equipment making them more accessible and understandable to everyone.

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