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The Best Battery Lawn Mower for 2021


Whether you’re making the switch from gas-powered to green or buying your first lawn mower, battery-powered lawn mowers offer many advantages. In addition to being kinder to the environment, they’re also quieter and easier to start than gas-powered mowers.

These innovative machines run off of powerful batteries that provide enough juice to mow lawns up to a half-acre or larger. They produce enough torque to cut through tall grass and many are self-propelled, making them easier to operate.

If you’re hunting for the best battery lawn mower, then read on to learn more about what features to consider, and find out why the models below are some of the best you can buy.

Top 10 Best Battery Lawn Mower You Can Buy

The list of best battery lawn mower below come from some of the most innovative manufacturers in cordless tool technology.

1. Greenworks G40LM41 40V Lawn Mower

Greenworks G40LM41 40V Lawn Mower

One relatively new model is the Greenworks G40LM41 40V lawn mower, which is marketed as an inexpensive and durable model that gets the job done effortlessly.

The Greenworks G40LM41 40V is the perfect mover for getting things done effortlessly. With its 41cm cutting width, the blade is wide enough to tackle an area up to 800m² on a single charge.

This lawn mower is still compact enough to easily carry or store with the built-in top handle.

What’s more? It boasts a 2-in-1 function for rear collection and mulching, and you get five different cutting heights to trim your lawn to your desired height, depending on the season.

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2. Cordless Lawn Mower GE-CM 18/30 Li-Solo

Cordless Lawn Mower GE-CM 18-30 Li-Solo

The Einhell GE-CM 18/30 Li – Solo cordless lawn mower helps get the garden into shape quickly – powerful, independent, cordless and eco-friendly. The cordless lawn mower is recommended for lawns of up to 150 m² in size with a cutting width of 30 cm. The lawn mower has an Einhell brushless motor and a high-quality impact-resistant plastic housing.

The brushless motor on the cordless lawn mower delivers more power and runs longer than a conventional carbon brush motor. For practical mowing there is a 3-level axial cutting height adjustment facility. A folding long handle enables storage in minimum space. For easy transportation there is an integrated carry handle. The grass catch basket has a capacity of 25 litres.

The large wheels put less stress on the lawn while mowing. The same rechargeable battery and charger can be used for all members of the Power X-Change family. Battery & charger are not included and are sold separately.

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3. Bosch Cordless Lawnmower AdvancedRotak 36-660

Bosch Cordless Lawnmower AdvancedRotak 36-660

The Bosch AdvancedRotak 36-660 is a cordless lawn mower that charges its batteries in around 65 minutes and produces 50 minutes of run time. It has a large 50 litre grass box, a 40cm cutting width and 7 cutting heights that range from 25mm to 80mm. The Bosch AdvancedRotak 36-660 Cordless Lawnmower is best suited to lawns up to 650m² in size.

This AdvancedRotak 36-660 is the bigger brother of the Bosch UniversalRotak 36-560 and these two new mowers from Bosch are almost identical. For this reason, we are not going to write a full review of this larger Bosch cordless mower, but direct you to the full review of the Bosch UniversalRotak 36-560 here. But before you go – you need to know what the differences are between these two mowers so you get the one that is best suited to you and your lawn.

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4. Yard Force 40V 32cm Cordless Lawnmower

Yard Force 40V 32cm Cordless Lawnmower

Yardforce are a relatively new Chinese company that is making waves with hi spec mowers at low prices. With the Yardforce 32cm model which has a small rear roller and most of the features found on better models.

The body looks a bit flimsy but is adequate for domestic use but the battery is top quality Samsung 40v with 2.5 amp hours.

Yard Force 40V 32cm Cordless Lawnmower Plus Cordless Grass Trimmer with ONE Li-ion Battery & Quick Charger. And the new 2021 models have brushless motors so should give more power and squeeze more runtime from that excellent battery.

Yardforce uses the best Samsung cells in their Li-ion batteries so I would expect them last at least 5 years in regular use.

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5. Bosch Universal Rotak 36-550 Cordless Lawnmower

Bosch Cordless Lawnmower AdvancedRotak 36-660

Enjoy a quieter mowing experience with the Bosch Universal Rotak 36-550 Cordless Lawnmower. This cordless mower is equipped with ProSilence technology that significantly reduces noise levels to around 88 decibels, to provide more comfortable acoustics.

The rotary bladed mower is designed to be easy to manoeuvre, featuring ErgoFlex handles that position the body in the optimum position whilst mowing, to reduce strain on the back and arms.

Designed for lawn sizes of up to 550m², the mower has a substantial 40 litre grass box, so that you do not have to empty the cuttings all of the time.

Being cordless means you are not constrained by a lead, instead the mower is equipped with a powerful lithium ion battery which takes just over an hour and a half to charge.

It has six grass height cutting settings for you to choose from, from 25 to 70mm in height. As well as the grass, the mower will also collect leaves with its LeafCollect blade, for easy disposal, while grass combs ensure the grass is cut right up to the borders.

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6. Sprint 2691749 18V Lithium-Ion 37cm Cordless Lawn Mower

Sprint 2691749 18V Lithium-Ion 37cm Cordless Lawn Mower

Based on a Briggs and Stratton motor, this lawnmower is a capable machine in the right hands. It has an interesting cutting path of 37cm which places it just under some of the widest metal cutting desk lawnmowers alternatives. It can be used on all types of lawns but specifically on those up to 600 square metres.

This lawnmower also weighs just over 12kg, making it versatile in the right hands. If you have to carry it into storage, you will be glad you haven’t chosen a heavier mower. Otherwise, its powerful motor and quality components perfectly justify its impressive 5-year warranty.

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7. Flymo EasiStore 300R Li Cordless Rotary Lawn Mower

Flymo EasiStore 300R Li Cordless Rotary Lawn Mower


Designed to cut small-sized lawns on a single charge, Flymo Easi Store 300R Li is a 34cm battery powered rotary lawnmower which uses 2 x removable 20V Lithium-Ion batteries. With a 30cm cutting deck and cordless freedom, the Flymo EasiStore 300R also features a rear roller to create stripes and an easy to empty 30L grass box, as well as Edge-2-Edge cutting technology and dual-lever handles.

40V battery lawnmower for cordless freedom. Battery capacity: 2.6Ah. It creates striped lawns for a neat and tidy look.

Foldable handles for space saving storage and easy transportation.

Stable over edges so you can get the perfect cut for your lawn.

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8. Murray 2 x 18 V 36 V Lithium-Ion 37 cm Cordless Lawn Mower IQ18WM37, Including 2 x 2.5 Ah Battery and Dual Charger

Murray 2 x 18 V 36 V Lithium-Ion 37 cm Cordless Lawn Mower IQ18WM37, Including 2 x 2.5 Ah Battery and Dual Charger

Below you’ll find a price comparison of Murray 2 x 18 V (36 V) Lithium-Ion 37 cm Cordless Lawn Mower IQ18WM37, Including 2 x 2.5 Ah Battery and Dual Charger – we check as many shops as we can to determine the cheapest price we can for it. Then we list the cheapest price below and the complete price comparison of Murray 2 x 18 V (36 V) Lithium-Ion 37 cm Cordless Lawn Mower IQ18WM37, Including 2 x 2.5 Ah Battery and Dual Charger in the table you will see under that.

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9. Greenworks G40LM35K 40v Cordless Rotary Lawnmower

Greenworks G40LM35 40v Cordless Rotary Lawnmower

A cordless mower offering a hassle-free alternative to a petrol lawn mower on smaller sized gardens, instant power is provided at the push of a button, with no fuelling up or cord to pull. The G-MAX 40V 2Ah lithium-ion battery offers low-noise, low running costs and low maintenance, with no unpleasant fumes to breath in and no harmful emissions for the environment.

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10. Aerotek 40V X2 Series Cordless Lawnmower

Aerotek 40V X2 Series Cordless Lawnmower

No need to spend ages filling up with petrol or spending time and effort maintaining an engine, and no messing around with potentially dangerous cords. Simply pop in the powerful series X2 40V lithium ion battery, and at the press of a button you can get mowing – no starter cord to pull and no cords to battle with. The quick charging battery will power the cordless Aerotek Lawnmower for 35 minutes and mow lawns of up to 300-400 square metres*.

With a supersized, 50 litre collection grass box you can get more of the lawn cut, in less time, with an extra-large, 40cm cutting area that gets closer to the edges. You can even use the mower with the mulching attachment to really nourish your lawn, with super fine nutrient rich cuttings. With a single height adjustment lever rather than four, you can adjust the cutting height, making it perfect for cutting grass that’s short or long. To top it all off, the brushless motor cuts down on maintenance completely, meaning once you’ve finished making your lawn look great, you really have finished. Easily fold it down for compact storage in your shed or garage when finished.

Why not add a spare battery that allows you to mow for even longer and tackle larger lawns with ease? A spare blade is also available.

*Time and square metre operation figures are dependent on the health of the battery, ambient temperature, grass length, grass moisture levels, the health and sharpness of the blade and the speed of walking when mowing.

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How To Choose The Best Battery Lawn Mower

Your budget and the size of your lawn will be pivotal in deciding which brand and model of cordless lawn mower will best suit your needs.

For example, if your garden is small, a short battery life may not be such a concern because you are unlikely to be mowing for long.

When mowing a big open space, you need the reassurance that your lawn mower will not run out of charge. If it does die, a quick charge time will ensure you can finish the job promptly.

Here are some key areas to consider when purchasing a new battery lawn mower.

Price ranges for battery lawn mower

Cordless lawn mowers can quickly become expensive. A substantial amount of the cost is down to the battery.

The battery is lightweight, compact and will charge up quickly. These batteries should hold charge, too, and not lose power in storage.

For an entry-level battery lawn mower, you can expect to pay between £200 and £350. A mid-range mower will cost £400-£550 and a premium machine’s price can be up to £950.

While most battery lawn mower are sold in a bundle including the battery and charger, this is not always the case. This should be checked alongside the length of the warranty, which can be different for the battery and lawn mower body.

Lawn mowers batteries

The power source in a cordless lawn mower is a small, rechargeable lithium-ion battery.

The power of the batteries can vary from 36 volts up to a huge 80 volts. This determines the cutting power and runtime on a single charge.

Many manufacturers ensure that the battery can be used in other tools they produce. On some premium models, you can use two batteries in tandem allowing you to mow for longer.

Final words

Hopefully now you have a good idea of the best battery lawn mower to best suit your lawn’s needs, we know we left you with a difficult choice at the higher end with those mowers at the same price point, if that’s where your looking we encourage you to research further for your specific needs…let’s us know what you picked in the comments!

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