GreenWorks 40V Cordless Lawn Mower Review: 21 Inch Mower (LMF402)

In this review article, we are going to describe all possible features and advantages of GREENWORKS cordless mower. In this GREENWORKS 21 Inch 40v Brushless Cordless Mower Review, you will find this product the latest price in, latest technologies including with it, previous customer reviews, its drawbacks, and lots of information.

Table of Contents

A lawnmower is an essential tool for you if your home has a garden or backyard space. Cutting grasses for cleaning your garden or lawn area is a common task for all family that has yard space. High quality and powerful lawnmower is an essential item for your garden beautification. But the confusing thing is that there are lots of different right brand lawnmower available in the market.

Therefore, it is not an easy task to choose the best one for your yard or lawn. If you are finding a budget-friendly lawnmower for your home garden, then the GREENWORKS lawnmower is ideal for you. 

We do enough research for finding a suitable lawnmower at a reasonable price, and finally, discovered the GREENWORKS lawnmower. Especially this greenworks 40v cordless Lawn Mower: LMF402.

Product Specification:

Name: Greenworks (LMF402 ) 21-Inch 40V Cordless Brushless Lawn Mower

Color: Black & Green
Battery Type: 2.0/2.5/4.0/5.0 Ah Lithium iON
Battery Run Time: It’s Depends (2.5Ah Goes Up-to 1Hr)
Motor Type: Brushless
Dimension: 65.35 x 21.65 x 33.07 in
Weight: 21.65 lbs

Key Features of This 21 Inch 40v Brushless Cordless Mower

Design And Technology:

Most of the lawn mowers are heavyweight and not easy to handle. But this GREENWORKS lawn mower is surprisingly light in weight. This is only 21.65 lbs in weight.
So, you can understand that how easy to handle it if you compare it with other heavy weight lawn mowers.

You know!
Lawnmower must make noise during its grass cutting. But this lawnmower comparatively low noise maker. Also, It designs for three-way work as bagging, mulching, and side discharging equipment. 

This Greenworks 21 40-volt brushless cordless push lawn mower has 21 inch durable steel deck that offers wonderful cleaning of your yard. It also features advanced cutting technology that has automatic speed adjustable features.
Therefore, this lawnmower can increase or decrease its speed according to the type and density of your garden grass. 

Charging and Storage Features:

From our research, we can say that this is one of the smartest design lawn mowers around the market. It features with vertical storage capacity that will save your storage area up-to 70%. You can put it in any corner of your garage, so you can store more equipment in your garage or storeroom. 

This Greenworks Cordless Lawn Mower comes with dual 40v batteries. The quick battery charging station also includes with in it.
If you charge two batteries before starting your job, two batteries are not working together. The batteries will active one after one. It is a great advantage for you or a farmer.
It’s really smart technology!

Compare Between GREENWORKS 20 VS 21-Inch

Both lawn mowers are 40 Volt and almost same features, but there are some major differences between them. Before choosing a GREENWORKS product, you should know which one is best for you. 




Storage Type


Deck Material

Deck Size

Height Adjustments

20 Inch Lawn Mower

42.5 lbs

29.2 x 20.66 x 19.5 in

No Vertical Storage


Poly Deck

20 Inch

5 Separate Single Lever

21 Inch Lawn Mower

21.65 lbs

65.35 x 21.65 x 33.07 in

Vertical Storage


Steel Deck

21 Inch

7 Separate Single Lever 

Note: Both items are more or less having advantages and disadvantages. But we think you can go for the 21-inch GREENWORKS lawn mower because of it comparatively better than the 20-inch lawn mower. But decision is yours.
Furthermore, Before making a final decision, you should read previous customer reviews from about this product. It will make your decision making wise and risk-free.

Anyways, You may also check it’s particular advantages & disadvantages what we talk in next.

  • The battery needs less time to charge fully
  • Easy to start by using one push button
  • Features with smart cut technology
  • Lower noise level than another lawnmower
  • Comparatively lightweight than any other lawnmower
  • It comes with automatic speed adjustable feature during cutting grass
  • Battery charging station makes it easy to charge your battery quickly
  • It provides three-way of cleaning your garden grass
  • Seven different cutting heights are available for you
  • Little bit expensive
  • Run time is not as it is as they describe
  • Having issue in uses long time restlessly

FAQ (Frequently Asked Question)

How many blades are needs for this GREENWORKS Lawn Mower?

This GREENWORKS lawnmower works with a single blade.

Does the battery charger come with the mower?

Yes! This lawnmower comes with a special battery charging station that helps to charge the battery quickly.

How I store this lawnmower? Is this take much space?

GREENWORKS lawnmower provides vertical storage features. Therefore, it will save your up-to 70 percent storage area of your garage or storeroom.

Will this lawnmower much noisy?

Every lawnmower is more or less making noise. Like other products, this lawnmower also makes noise but comparatively lower than other brands. 

 Final Verdict:

At the end of our discussion about the GREENWORKS 21-inch 40v brushless cordless mower review, we try to discuss every possible feature of this product.
With a medium-range budget, this is one of the best lawn mowers in the market.

Every things has some drawbacks. This product does not provide a long life of its battery. But this is not a big deal, among other quality features. 

For further queries or other information, feel free to ask in the end of our Greenworks 40v cordless lawn mower reviews comments section.

However, to get a clearer concept, you can watch the video review also include.

Anyways, If you have a good amount of budget for buying a lawnmower for your garden, then this is an ideal product for you. 

Have you lawn or garden? Then hurry up and buy a good quality lawn mower to keep your garden and yard waste-free. We highly recommend this GreenWorks 40V Cordless Lawn Mower for you. 

Enjoy your leaser time around a fresh and clean garden!

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