Best WORX 20V String Trimmers: 3 Spec-Based Picks

Quick picks

The best fit for you

• You want a multi-tool 20V bundle for versatility WORX WG931 20V 3-in-1 Kit It includes a 22-inch trimmer, hedge trimmer, and blower in one kit.
• You need a brushless motor with adjustable cutting width WORX 20V 15-Inch Brushless String Trimmer This 15-inch model features a brushless motor and adjustable cutting widths.
• You want to trim, edge, and mini-mow with one tool Worx 20V 13-Inch Cordless Trimmer and Edger The 13-inch pivoting head allows for trimming, edging, and mowing functions.

Our 3 picks

1 Best overall

WORX WG931 20V 3-in-1 Kit

Best for: Users wanting a multi-tool 20V bundle

Voltage

20V (what this guide is about)

Cutting Swath

12"

Power Source

battery

Line Feed System

push-button

Battery Capacity

2.0Ah

Cutting Width

22-Inch

View on Amazon: WORX WG931 20V 3-in-1 Kit Affiliate link

This WORX kit combines a 12-inch string trimmer, a 22-inch hedge trimmer, and a 360 CFM blower into one 20V system. It uses command feed for line and converts to a wheeled edger. The bundle shares batteries with the broader 20V lineup. It suits you if you want multiple tools in one package, though the 17.7-pound weight and 12-inch cutting swath are smaller than single-purpose rivals.

Pros

• Includes 12-inch trimmer, 22-inch hedge trimmer, and 360 CFM blower
• Converts to a wheeled edger in seconds
• Uses command feed line system
• Compatible with all WORX 20V batteries

Cons

• 12-inch cutting swath is narrower than competitors
• 17.7-pound weight is heavy for overhead use
• Blower air speed is 75 MPH, lower than some models

Good fit if

• You want a trimmer, hedge trimmer, and blower in one kit
• You already own WORX 20V batteries
• You need a wheeled edger function

Skip if

• You prefer a wider cutting swath
• You want a lighter tool for extended use
• You need a high-speed blower over 100 MPH

Verdict: WORX WG931 3-in-1 20V Kit fits users who value versatility and battery sharing over raw cutting width or blower speed. It is ideal for small yards needing hedge and edging support.

2 Best budget

WORX 20V 15-Inch Brushless String Trimmer

Best for: Adjustable cutting width and brushless motor

Voltage

20V (what this guide is about)

Cutting Swath

13 in, 15 in

Power Source

battery

Motor Type

brushless

Line Feed System

bump feed

Battery Capacity

5.0Ah

View on Amazon: WORX 20V 15-Inch Brushless String Trimmer Affiliate link

The Worx WG176 is a 20V cordless string trimmer with a 15-inch cutting width. It features a brushless motor and a quick-wind spool for efficient line reloading. The tool weighs 8.16 pounds and includes a 5.0 Ah battery in this variation. You can adjust the cutting diameter between 13 and 15 inches to balance runtime and speed. This model suits users who want gas-like performance without the maintenance.

Pros

• Brushless motor for extended runtime
• Adjustable 13-inch or 15-inch cutting width
• Quick-wind spool system for fast line reloads
• Lightweight 8.16-pound design

Cons

• Heavier than the 12-inch WG931 kit
• Single battery included in this variation
• No variable speed control listed

Good fit if

• You need a lightweight tool for extended trimming sessions
• You want to switch between 13-inch and 15-inch cutting widths
• You already own WORX 20V PowerShare batteries

Skip if

• You prefer a multi-tool kit with a blower and hedge trimmer
• You need a 13-inch cutting width as your standard
• You require a tool-only purchase without a battery

Verdict: Worx WG176 15-Inch 20V Trimmer fits users who prioritize adjustable cutting widths and a brushless motor in a single-purpose string trimmer.

3 Best premium

Worx 20V 13-Inch Cordless Trimmer and Edger

Best for: Users needing trim, edge, and mow in one tool

Voltage

20V (what this guide is about)

Cutting Swath

13 in

Power Source

battery

Motor Type

brushless

Shaft Type

telescopic

Line Feed System

push-button

View on Amazon: Worx 20V 13-Inch Cordless Trimmer and Edger Affiliate link

The WORX 20V 13-inch trimmer combines trimming, edging, and mini-mowing in one tool. It uses a brushless motor and a 4.0Ah battery for consistent power. The 13-inch cutting swath handles wider areas efficiently. A push-button line feed system keeps the line fresh without stopping. The telescopic shaft and adjustable handle fit various user heights for comfortable operation.

Pros

• Brushless motor delivers high torque without slowing in thick weeds
• 13-inch cutting width provides 30% more runtime than smaller models
• Push-button line feed offers instant fresh line without bumping
• 90-degree pivoting head adapts to slopes and uneven terrain
• Telescopic shaft and 7-position handle customize fit for user height

Cons

• Heavier build at 6.62 pounds compared to lighter trimmers
• Larger 13-inch head may be cumbersome in tight spaces
• No mention of a shoulder strap or harness for support

Good fit if

• You need a single tool for trimming, edging, and light mowing
• You have slopes or uneven terrain that require a pivoting head
• You prefer a wider cutting swath to finish work faster

Skip if

• You prefer a lightweight tool for extended overhead use
• You have very narrow garden beds with tight obstacles
• You already own a dedicated edger and do not need multi-functionality

Verdict: WORX 20V 13-Inch 3-in-1 Trimmer is ideal for users who want to trim, edge, and mini-mow with one tool. The wider 13-inch head and pivoting head make it suitable for uneven yards and slopes.

Specifications side by side

How to Choose the Right One

1. Check the voltage platform

   All models in this guide use a 20V battery system. This means you can share batteries across different tools if you already own other WORX 20V devices. If you are building a new system, ensure you buy a compatible battery. The voltage determines the power available for cutting thick grass. Higher voltage generally offers more torque. Since all listed options share this platform, your choice depends on other features rather than power source compatibility.

2. Match cutting width to yard

   Cutting width affects how many passes you need. The top pick features a 22-inch head, which covers more ground per pass. This is efficient for larger areas or when you want to trim hedges as well. The budget option offers a 15-inch width, suitable for standard residential yards. The third model has a 13-inch head, ideal for tighter spaces or precise edging. Choose a wider deck if speed is your priority. Select a narrower deck for maneuverability around obstacles.

3. Consider multi-tool versatility

   Some users prefer a single kit that handles multiple tasks. The top pick includes a hedge trimmer and blower alongside the string trimmer. This reduces the need to buy separate tools for edging or leaf cleanup. If you only need trimming, a single-purpose tool may be lighter. The third model also offers a 3-in-1 function for trimming, edging, and mini-mowing. Decide if you need extra attachments or just a dedicated string trimmer for your specific lawn care routine.

4. Look for brushless motors

   Motor type impacts longevity and efficiency. The budget pick features a brushless motor, which typically lasts longer and uses battery power more efficiently than brushed motors. Brushless designs have fewer moving parts that wear out. This means less maintenance over time. If you plan to use your trimmer frequently, a brushless motor is a practical choice. Check the product specifications to confirm the motor type. This spec directly influences how long the tool performs well under regular use.

5. Review battery capacity

   Battery capacity determines runtime. The budget option includes a 5.0 Ah battery, providing more run time than the 4.0 Ah battery in the third model. A higher amp-hour rating allows you to work longer before recharging. If your yard is large, prioritize a higher capacity. If you have a small lawn, a 4.0 Ah battery may suffice. Always check the included battery specs. The runtime varies based on grass thickness and cutting height settings.

Frequently asked questions

See also

• best WORX string trimmers with 4 0 ah
• WORX vs CRAFTSMAN string trimmer
• best WORX string trimmers
• worx 20v cordless 5 pruning review