10 Best Lawn Mower Battery in The UK

Last updated on 22/08/2025

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Einhell Power X-Change 36/36 Cordless Lawnmower With Battery (x2) and Charger (x2) - 36V Brushless Motor, 36cm Cutting Width, 40L Grass Box, 6 Cutting Heights - GE-CM 36/36 Li Electric Lawn Mower

27% OffFree Shipping

Why We Love It

Cordless for unlimited mobility.
Superior performance and precision.
Versatile and rechargeable batteries.

Main Highlights

EXPERIENCE CORDLESS FREEDOM: Annoying power cords are a thing of the past! Thanks to the 36V batteries in our powerful range of lawn mowers cordless technology makes taking care of every area of your lawn a real pleasure
SUPERIOR PERFORMANCE: The brushless electric motor of this grass cutter machine ensures maximum performance with longer running time powerfully tackling even overgrown lawns. The lawn-friendly large wheels minimise impact to the grass, handle uneven ground and help achieve precise results close to the lawn edge
GERMAN DESIGN EXCELLENCE: The cordless walk-behind lawn-mower has 6 cutting heights (25mm to 75mm), an adjustable long handle and a generously dimensioned 40L grass box with fill level indicator. With a cutting width of 36cm it effortlessly tackles medium to large lawns up to 400m²
ONE BATTERY FOR OVER 300 TOOLS: The same battery will power all of your Einhell PXC Power Tools and Garden Machines. Our intelligent ABS Battery Electronics and high-performance Li-Ion Cells makes our rechargeable battery system one of the safest in the industry and ensures efficiency, reliability and durability
RECHARGEABLE LAWNMOWER WITH 2 BATTERIES AND CHARGERS: This is a Cordless Lawn Mower kit and includes 2 x 4Ah 18V lithium-ion rechargeable batteries and 2 x Chargers

Greenworks 40V Cordless Lawnmower for Lawns up to 500m², 41cm Cutting Width, 50L Bag, Two of 40V 2Ah Batteries & One Charger, 3 Year Guarantee-G40LM41K2X, Green, Black, Grey

29% OffFree Shipping

Why We Love It

Powerful and environmentally friendly.
Compact and easy storage.
Reliable with warranty assurance.

Main Highlights

CUTS MEDIUM-SIZED LAWNS UP TO 500m² WITHOUT RECHARGING - each battery cuts 250m² giving you the power and performance of a petrol driven mower without the mess, noise and environmental impact
TWO NEW GENERATION LITHIUM 40V 2Ah BATTERIES – one to use and one to have on charge, the lawnmower is powered by a technologically advanced battery that you can use in any Greenworks 40V tool to cut waste, save money and storage space
5 CUTTING HEIGHTS AND 2-IN-1 MULCHING OR COLLECTION – a single lever makes it easy to raise the blades from 25mm to 80mm, while the clippings can be collected in the large 50L bag or mulched into fine pieces to add nutrients back into the lawn
EASY TO MANOEUVRE AND STORE - large 18cm rear wheels make it very easy to move over all kinds of ground, it has a comfortable top handle for easy handling which fold down for to save storage space when not in use
3 YEAR GUARANTEE WITH 2 YEAR BATTERY WARRANTY – by Greenworks, a world leader in electric tools and battery technology, with a global reputation for smart design, high performance and outstanding customer service

Bosch Cordless Lawnmower CityMower 18V-32 (18 Volt, 1x Battery 4 Ah, Brushless Motor, Cutting Width: 32 cm, Lawns up to 300 m², in Carton Packaging)

22% OffFree Shipping

Why We Love It

Cordless freedom for easy use.
Ergoflex handles for total comfort.
Precision mowing with adjustable height.

Main Highlights

Cordless freedom: thanks to the powerful Bosch 18V battery
Comfortable mowing with maximum control: adjustable Ergoflex handles ensure a healthy working posture while reducing strain on the arms and back
Mowing up to the edge: cut closer to edges, walls and fences thanks to the grass combs
Easily adjusted cutting height: lever for selection of grass length between 30–60 mm
Items Included: CityMower 18V-32, 1 battery pack PBA 18V 4.0 Ah W-C, charger AL 1830 CV, carton packaging

Greenworks 40V Cordless Lawnmower for Lawns up to 400m², 35cm Cutting Width, 40L Bag PLUS Two 40V 2Ah Batteries & One Charger, 3 Year Guarantee-G40LM35K2X, Green

33% OffFree Shipping

Why We Love It

Eco-friendly with robust performance.
Versatile cutting and storage options.
Guaranteed durability and service.

Main Highlights

CUTS MEDIUM-SIZED LAWNS UP TO 400m² WITHOUT RECHARGING - two 40V 2AH batteries deliver all the power and performance of a petrol driven mower without the mess, noise and environmental impact
2 x NEW GENERATION LITHIUM 40V 2Ah BATTERIES – technologically advanced batteries that you can use in any Greenworks 40V tool to cut waste, save money and storage space
5 CUTTING HEIGHTS AND 2-IN-1 MULCHING OR COLLECTION – a single lever makes it easy to raise the blades from 25mm to 70mm, while the clippings can be collected in the large 40L bag or mulched into fine pieces to add nutrients back into the lawn
EASY TO MANOEUVRE AND STORE - large 18cm rear wheels make it very easy to move over all kinds of ground, it has a comfortable top handle for easy handling which fold down for to save storage space when not in use
3 YEAR GUARANTEE WITH 2 YEAR BATTERY WARRANTY – by Greenworks, a world leader in electric tools and battery technology, with a global reputation for smart design, high performance and outstanding customer service

Einhell Power X-Change 36/43 Cordless Lawnmower With Battery (x2) and Charger (x2) - 36V, 43cm Cutting Width, 63L Grass Box, 6 Cutting Heights, Mulching - GE-CM 43 Li M Battery Lawn Mower Red / Black

25% OffFree Shipping

Why We Love It

Cordless garden freedom.
Lightweight and ergonomic.
Interchangeable battery convenience.

Main Highlights

Cordless freedom for large surfaces and angled corners in the garden
Low weight, easy handling and perfect ergonomics by a height-adjustable handlebar
Universal Power X-Change system battery for numerous electric and garden tools
Lawn-protecting high wheels and 6-fold central cutting height adjustment
Space-saving storage by a foldable handlebar with quick release

Einhell Power X-Change 18/33 Cordless Lawnmower With Battery and Charger - 18V, Brushless Motor, 33cm Cutting Width, 30L Grass Box, 5 Cutting Heights - GE-CM 18/33 Li Battery Lawn Mower

21% OffFree Shipping

Why We Love It

Unparalleled cordless freedom and flexibility.
Effortless, precise mowing experience.
Convenient storage and transport.

Main Highlights

Experience cordless freedom with the Einhell GE-CM 18/33 Li lawnmower; this kit includes a 4.0Ah lithium-ion battery and charger. Part of the flexible, high-performance Power X-Change family of cordless Power Tools and Garden machines
The lawn mower is powered by a brushless electric motor for longer operating times with no mechanical wear. With a cutting width of 33cm it effortlessly tackles small to medium lawns up to 200 square meters in size
The cordless walk-behind lawn-mower has a 5-level central cutting height adjustment facility (25mm to 65mm), a height-adjustable long handle with 3 settings for comfortable operation and a generously dimensioned 30L grass box with fill level indicator
The high-quality impact-resistant plastic housing has no problem with dense growth and overgrown areas. The lawn-friendly large wheels minimise impact to the lawn, compensate for areas of uneven ground and help the mower achieve precise results close to the lawn edge.
The folding long handle enables space-saving storage even in the smallest of garden sheds or garages. Transporting the mower is easy thanks to its light-weight and the integrated carry handle

Einhell Power X-Change 18/30 Cordless Lawnmower With Battery and Charger - 18V, Brushless Motor, 30cm Cutting Width, 25L Grass Box, 3 Cutting Heights - GE-CM 18/30 Li Battery Lawn Mower

19% OffFree Shipping

Why We Love It

Cordless freedom with included kit.
Boasts extended operation times.
Integrated carry handle for transport.

Main Highlights

Experience cordless freedom with the Einhell GE-CM 18/30 Li battery powered lawnmower; this kit includes a 3.0Ah lithium-ion battery and charger. Part of the flexible, high-performance Power X-Change family of cordless Power Tools and Garden machines
The lawn mower is powered by a brushless electric motor for longer operating times with no mechanical wear. With a cutting width of 30cm it effortlessly tackles small to medium lawns up to 150 square meters in size
The cordless walk-behind lawn-mower has a 3-level axial cutting height adjustment facility (30mm to 70mm), a long handle for comfortable operation and a generously dimensioned 25L grass box
The high-quality impact-resistant plastic housing has no problem with dense growth and overgrown areas. The lawn-friendly large wheels minimise impact to the lawn, compensate for areas of uneven ground and help the mower achieve precise results close to the lawn edge.
The folding long handle enables space-saving storage even in the smallest of garden sheds or garages. Transporting the mower is easy thanks to its light-weight and the integrated carry handle

LawnMaster MX 24V 32cm Cordless Lawn Mower with 4.0Ah Battery and Fast Charger. With cut height adjust, rear roller and edging combs. For small lawns up to 150m2. Supplied with spare 32cm blade.

28% OffFree Shipping

Why We Love It

Compact and user-friendly design.
Exceptional performance and durability.
Powerful and time-efficient charging.

Main Highlights

READY TO GO: Use with the 30L Redi-bag grass collector to collect the grass clippings for a neat finish. The Redi-bag requires minimal assembly out of the box, simply unfold it and clip in the handle. The indicator flap lets you know when the grass collector is full.
COMPACT STORAGE: Handles fold down for easy storage. The Redi-bag grass collector folds flat for storing neatly away on top of the mower.
2 YEAR GUARANTEE: Buy with the confidence of knowing that your new mower and the battery come with a two-year guarantee.
PART OF THE MX 24V SHARED BATTERY SYSTEM: Expand your cordless garden power tool collection in a cost effective and environmentally-conscious way with LawnMaster. Every MX 24V 4.0Ah battery and charger is fully compatible with the LawnMaster MX 24V cordless range, including lawnmowers, hedge trimmers, grass trimmers, chainsaws and leaf blowers. This means that you don’t need to buy a new battery and charger every time you buy a new LawnMaster garden power tool.
LAWNMASTER BY CLEVA – We apply the latest processes and highest standards of engineering to our motor technology, product design and build. The result is a wide range of high-quality products with exceptional performance and durability. Manufacturer of over 65 million appliances sold worldwide.

Worx WG779E.2 40V 34cm Cordless Lawnmower, ideal for Gardens up to 230㎡, Cut-to-Edge, striped Lawn Roller, foldable Handle, PowerShare, includes 2x 2.0Ah Batteries, Charger & 30L Grass collection bag

10% OffFree Shipping

Why We Love It

PowerShare system offers expandable power.
Cut-to-edge design saves time.
Adjustable, compact and powerful performance.

Main Highlights

Expandable Power with WORX PowerShare System - The Worx 2x20V Cordless Lawn Mower WG779E.2 is part of the WORX PowerShare battery system. This means you can share any WORX PowerShare 18V (20V MAX) batteries with this tool, expanding its power and ensuring you always have a backup. This feature offers flexibility and convenience, making it a smart addition to your collection of WORX tools
Cut-To-Edge Design for Less Trimming - The Worx 2x20V Cordless Lawn Mower WG779E.2 features a cut-to-edge design, allowing it to get closer than other mowers to fences and features on your lawn. This means less time spent on trimming edges, resulting in a more efficient and time-saving mowing experience. This design, coupled with the power of the twin 20V batteries, makes this cordless lawn mower a practical and efficient choice for maintaining your lawn
Single-Lever Adjustment and Powerful Performance - The Worx 2x20V Cordless Lawn Mower WG779E.2 is equipped with a single-lever adjustment, allowing you to choose the right height to accommodate different seasons and personal preferences. Despite its compact size, this lawn mower is packed with power, delivering a petrol-like output for a thorough and efficient mowing experience
Easy to Handle and Store - Despite its great power, the Worx 2x20V Cordless Lawn Mower WG779E.2 is designed to be easy to handle. It features a foldable handle that allows it to be folded down into a compact size, making it easy to carry or store. This makes it ideal for those with limited storage space or who require a more portable lawn mowing solution
With a cutting height of 20–70 mm and a cutting width of 34 cm, this model is ideal for small to medium gardens of up to 230 m².

Flymo EasiStore 300R Li Cordless Rotary Lawn Mower - 40 V Battery (20 V x 2 Including Charger), 30 cm Cutting Width, 30 Litre Grass Box, Close Edge Cutting, Rear Roller, Space Saving Storage Features

38% OffFree Shipping

Why We Love It

Powerful battery for easy mowing.
Less emptying with large grassbox.
Operates flexibly with dual handles.

Main Highlights

Utilises a powerful 40 V (2 x 20 V) battery so you can tackle your lawn with ease
A 30 cm cutting width and 20-60 mm cutting height ensures a neat and tidy finish to your lawn
Equipped with a large 30 Litre grassbox meaning less time spent emptying grass clippings
Cover the whole lawn without the restriction of a power cord for greater freedom and flexibility
Equipped with dual lever handles allow you to comfortably operate the lawn mower with either hand for greater flexibility and manoeuvrability
Battery Run Time (min): 35 (Free-run)
Type: Collect

8.7

Excellent

Save 38%

We scanned 414 products

We reviewed these offers relevant to the Lawn Mower Battery within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Einhell, Greenworks, Bosch, LawnMaster, WORX, Flymo, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Lawn Mower Battery in the market, we considered we took a deep dive into 2071 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Einhell Power X-Change 36/36 Cordless Lawnmower With Battery (x2) and Charger (x2) - 36V Brushless Motor, 36cm Cutting Width, 40L Grass Box, 6 Cutting Heights - GE-CM 36/36 Li Electric Lawn Mower. We love many things about this product by Einhell. What sets it apart from the competition is Cordless for unlimited mobility. , Superior performance and precision. , Versatile and rechargeable batteries.
The best value product for most shoppers and where user satisfaction is continuously the highest is Greenworks 40V Cordless Lawnmower for Lawns up to 500m², 41cm Cutting Width, 50L Bag, Two of 40V 2Ah Batteries & One Charger, 3 Year Guarantee-G40LM41K2X, Green, Black, Grey by Greenworks based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Lawn Mower Battery and the best cost-to-value ratio is Flymo EasiStore 300R Li Cordless Rotary Lawn Mower - 40 V Battery (20 V x 2 Including Charger), 30 cm Cutting Width, 30 Litre Grass Box, Close Edge Cutting, Rear Roller, Space Saving Storage Featuresat Flymo with a 38% discount.
Our list of the best Lawn Mower Battery is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Lawn Mower Battery in The UK

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We scanned 414 products

We concluded that: