Greenworks PRO 80V 21-Inch GLM801601 Cordless Review

The 3-in-1 functionality of this model is what makes it great. It has Mulch, rear bag and a side discharge which make it ideal for medium-length grass and small yards.

Moreover, it comes with a 2.0 AH battery that can last for 45 minutes and a charger included. Its brushless motor makes it more reliable and works equivalent to a gas a lawn mower with a 60cc Engine.

Key Features

  • 80V 2AH Li-ion battery
  • 45 minutes of run time when fully charged
  • Ideal for heavy-duty jobs
  • Lightweight


  • Easy to use
  • Easy to store
  • Compact


  • Short battery life

The GreenWorks Pro GLM1601 80V 21-Inch Cordless Lawn Mower is a professional lawn mower designed to help you to keep your yard ordered. It’s a cordless mower and depends on battery driven technology to perform. The batteries come in pairs so you can use one battery while the other one is charging. Furthermore, it’s eco-friendly since it doesn’t produce any emission and that’s very cool because it will help us to safeguard the future of generations to come if it becomes popular.


GreenWorks is the manufacturer of the GLM801601 model, and this company is always launching innovative products to the market. This 21 inch cordless mower is made of steel and uses the TM load sensing technique. It’s lightweight, easy to move around and cheap, and that’s why we recommend you to use it if you have an small yard with medium-size grass.


The 2.0 AH batteries can take up to 70 minutes run time when fully charged, and the charger is included in the package and you can buy more spare batteries if you want. It has a Smart Cut load sensing technology that is compatible with the GLM801602.

Its brushless motor are almost equivalent to a 160cc gas engine and is very reliable. Moreover, it doesn’t need to much space to be stored.

It features a steel deck and is very durable, so this machine will work for many years. It has a 3-in-1 Mulch, a side discharge and a rear bag. As we mentioned earlier, this model is light and cheap compared to petrol lawnmowers and can be easily lagged during winter, so it’s a worthy investment.


The overall rating of GreenWorks Pro GLM801601 80V 21-Inch Cordless Lawn Mower is positive. Most users have given it a four-stars rating which means that their experience with the item was really good. However, some users were unsatisfied with this lawn mower.

The predominant complaint was on the motors tearing down eventually. It seems that the motors break down with time, despite the product may work fine in the beginning. Some persons think that it’s because of the granite brushes that wear out and slow down the functioning of the motor, so a replacement is mandatory for the motor controller to work again.

It also makes noise that can cause ear problem, so we recommend you to use earplugs to avoid this.


This lawn mower emits zero emissions and can cut your grass properly. Moreover, is cheap, light and medium in size so it won’t require too much storage space. Its batteries can last for enough time to get most of the jobs done, and you can charge one of the batteries while the other one is being used.

Its motors are strong enough to handle stubborn weeds and grass that other devices haven’t been able to trim. It’s easy to assemble and use and that’s why we recommend it for everyone.

The Brushless motors are more reliable and delivers gas equivalent performance to a 160cc gas engine. The Smart Cut(TM) Load sensing technology3-in-1 Mulch, rear bag, and side discharge(2) 80V 2AH li-ion battery and rapid charger are included, compatible battery and charger models GBA80200, GBA80400 and GCH8040, Rapid Charge of 30 minutes for 80V 2AH battery and 60 minutes for 80V 4AH battery, 80V Li-Ion offers up to 60 minutes of run time with fully charged 4ah battery (4AH Battery Sold Separately or With Lawn Mower Model GLM801602)