Best Cordless String Trimmers in 2021

Day to day trimming gives your garden a beautiful look, but cutting the grass with old cutters may create so much headache and consume your precious time. There are several types of trimmers in the market but battery trimmers are much better than many others to cut your grass very silently and to give your garden a new look.

Sataturf reviewed 5 best cordless trimmers in the market and let you select your winning trimmer in just a few minutes.

Top 5 Best Cordless String Trimmers for 2021

  1. RYOBI 40-Volt Lithium-Ion Cordless Attachment Capable Overall Best String Trimmer
  2. BLACK+DECKER (LST136) 40V Max, 13-Inch Best Cordless String Trimmer / Edger, 13-Inch
  3. Earthwise LST02010 20-Volt 10-Inch Cordless String Trimmer Best lightweight trimmer
  4. CRAFTSMAN V20 String Trimmer / Edger (CMCST910M1) Best for small lawn owners
  5. PowerSmart 20 Volt Lithium-Ion Cordless, PS76110A Best Budget friendly String Trimmer/Edger

1. RYOBI 40-Volt Lithium-Ion Cordless Attachment Capable String Trimmer, 4.0 Ah Battery, and Charger 

Time to take a new brand, we have found that Ryobi is another growing brand in gardening tools so we will select a 40V trimmer by Ryobi because it has some happy customer reviews and good features. Power like a gas trimmer without the hassle of oil and gas also comes with a 40V battery system and provides you a backup of 90 minutes. There is an easy bump feed string head to make your reloads faster. The wider cutting range for large yard owners to save a lot of time (adjustable from 13 in. to 15 in.). Cutting can also be controlled in this trimmer with the variable speed trigger. A cool feature about its battery is that it is interchangeable with other Ryobi tools. The company claims that this trimmer is recommended for up to 1-acre yard.


  • Easy switching
  • Less assembly required
  • Great battery backup
  • Compatible battery with other Ryobi tools


  • Not that much lightweight than Earthwise trimmer
  • Don’t buy it if you are strictly left-handed or you can call Ryobi for a neutral handle.

2. BLACK+DECKER (LST136) 40V Max String Trimmer / Edger, 13-Inch

This lightweight beast comes from an authorized company called Black Decker, so you don’t need to be worried about the quality of their product. Our recommended pick is a 13-inch string trimmer/edger. Soft grip handle with an instant start trigger for more comfort and the ability to easy to use. On the other hand, you can also adjust the runtime and power with power command capability. Easily convertible from a trimmer to an edge. a 40V battery system is more than enough to provide a complete trimming solution for your lawn, even if it is small or large. Battery meter gives you the information about the remaining percentage of the battery. Other than that fast charger including along with the trimmer so you can easily get back to your work in less time. Muscular power is also there to handle the tough and overgrowth weeds.


  • Very comfortable handling
  • Easy to start
  • Battery meter
  • Have the power to tackle the hard work


  • Few plastic parts inside
  • The variable speed knob is glitchy

3. Earthwise LST02010 20-Volt 10-Inch Cordless String Trimmer, One Size, 2.0Ah Battery & Fast Charger Included

This 10 inch trimmer is provided by Earthwise. 20v compatible battery system that you can also use with many other Earthwise products. It’s now easy to adjust the shaft on your comfort level, it also has the feature of a telescopic pole. Battery-powered this trimmer doesn’t require much maintenance like many other gas trimmers. Cordless and the extreme Lightweight ability gives the most of its benefit to the old age owners. This thing also comes up with a comfortable handle that is molded with a non-slip rubber grip to provide you a better control ability. There is a spool, 0.065 nylon line, and a Flip-down edge guard to make your edging experience way better while trimming the edges. Another helpful feature about this trimmer is that it comes with 3 adjustable cut positions so you can fix it according to your needs. The battery lasted about 45 minutes, so you can easily trim your small or large lawn. Lastly, the most important thing, a 2-year tool warranty, and 1-year on the battery.


  • Low priced
  • Extremely Lightweight
  • Best Battery time
  • Better handle grip
  • Less assembly required


  • Spools are too large
  • No more cons

4. CRAFTSMAN V20 String Trimmer / Edger (CMCST910M1)

Craftsman is a well-known brand name, providing quality in their product. Another trimmer in under 100 is here. This model comes with 2 controllable speed settings, if you have to do some light work but have a large garden you can lower down the power option for more battery timing or you can choose the more powerful option if you are cutting the tall grass in your garden. 0.080-inch twisted line feed can be controlled with a simple push-button. It’s your choice to use this thing like a trimmer or an edger. Different height positions required an adjustable handle, this trimmer also contains along with it and let everyone use this trimmer for the garden. A 13-inch cut swath gives you the best cutting range to make your work less time-consuming. 3-year warranty provided by the company to make you sure about the quality. This trimmer is recommended for doing small jobs. 


  • Versatrack compatible
  • Push-button, feed to control your line
  • Adjustable length pole
  • Many happy customers


  • Some are facing returning issue

5. PowerSmart 20 Volt Lithium-Ion Cordless String Trimmer/Edger with Easy Feed, Includes One Battery & Charger, PS76110A

Last in our priority list, but another helpful trimmer for budget range buyers. Because most of the homeowners have small yards and they don’t require any heavy-duty product to trim the whole garden. This is the cheapest trimmer in our priority list but has many good features. One 5Ah battery capacity is enough in light work. Adults and old guys both can easily work with it since it has 7.5 lbs of total weight. 

Convertible capability lets you quickly change this trimmer into an edger. 10 inches of cutting diameter ( and line diameter: 0. 065) is not much but you can it’s ok in this price section. The auto-feed spool system is an additional feature that is used for instant line feeding. The company is providing the warranty feature to the building tools, other than that the customer support is there to help you in 24 hours. 


  • Highly cheap price
  • Professional features 
  • Ergonomic design
  • Lightweight


  • Manual string to pull

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