The Essential Guide to Choosing the Right Cordless Lawn Mower in 2023
This guide is designed to help you navigate the world of cordless lawn mowers, ensuring you make an informed decision when purchasing one. You'll learn about important features, what to avoid, and how to choose the right model for your garden size and grass type. With our expert recommendations, you can find the perfect mower for your needs and budget.
When it comes to maintaining your garden, a cordless lawn mower can offer convenience and efficiency without the hassle of tangled cords or the fumes of petrol mowers. Below are key factors to consider when making your purchase.
Battery Capacity and Runtime: One of the most crucial aspects of a cordless lawn mower is its battery. Look for models with lithium-ion batteries that provide longer runtimes and quicker charging. For instance, the Makita DLM432Z, which operates on 18V (36V), is a strong contender for its performance and reliability. Battery capacity is typically measured in amp-hours (Ah); the higher the Ah, the longer the mower can run before needing a charge.

VonHaus Lawnmower Cordless – Electric Small/Mini Lawn Mower for All Types of Grass – 18V Battery, Charger, 210mm Working Width, Foldable Height Adjustable Handlebar, 3 Depth Settings, Carry Handle
Cutting Width and Height Adjustability: The cutting width determines how quickly you can mow your lawn, with widths ranging from 32cm to 48cm. For small UK gardens (up to 250m²), a mower like the Greenworks 40V Cordless Lawnmower with a 35cm cutting width is ideal. Additionally, check for height adjustability; having multiple cutting heights (usually 3-7 options) allows for tailored mowing based on grass type and seasonal conditions.

LawnMaster 1200W Electric Lawn Mower with 32cm cutting width, ideal for small lawns. With 5 adjustable cutting heights and rear roller for striped finish, 2 year guarantee
Weight and Maneuverability: Weight is particularly important for ease of use, especially on sloped or uneven terrains. Most cordless mowers weigh between 15kg to 25kg. The Flymo Speedi-Mo 360C, for example, is lightweight and easy to maneuver, making it suitable for smaller gardens.

Hyundai 1300W Electric Lawn Mower – 33cm Lightweight Corded Lawnmower, 30L Grass Box, Foldable Handle, 3 Cutting Heights, Ideal for Small Gardens - 3 Year Warranty
Grass Collection and Mulching Options: A good mower should provide efficient grass collection. Look for models that come with sizeable grass collection bags (40L or more) to reduce trips to empty clippings. Some models also offer mulching functions to return nutrients to the lawn, such as the Einhell Cordless Lawnmower, which features a robust 63L grass box and mulching capabilities.

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
Build Quality and Warranty: A robust build will ensure the mower withstands regular use over the years. Check the warranty period—models like the Greenworks range come with a 3-year guarantee, providing peace of mind regarding durability.
Common Mistakes to Avoid:
Price Tiers:
Top Picks:

Makita DLM432Z Twin Li-ion LXT Cordless Lawn Mower, Batteries and Charger Not Included, Blue, 43 cm, 18V (36V), 15.8 Kilograms

Flymo Speedi-Mo 360C Electric Wheeled Lawn Mower, 1500 W, Cutting Width 36 cm, Orange/black

Segway Navimow i105E Robotic Lawn mower without Boundary, Rec. 500 m², Max. 600 m², EFLS 2.0 RTK + Vision Robot Lawnmower, AI Automatic Mapping, Virtual Limiting, Multi-Zone Management
FAQ:

Greenworks 24V Cordless Lawnmower with Brushless Motor for Smaller Lawns up to 140m², 33cm Cutting Width, 30L Bag PLUS 24V 2Ah Battery & Charger, 3 Year Guarantee-GD24LM33K2
A: Battery life varies by model, but generally, you can expect between 30 to 60 minutes of runtime. Higher-capacity batteries can provide longer use.

18V ONE+ Cordless Lawnmower and Grass Trimmer Twin Kit (1 x 4.0Ah)
A: It's not advisable as wet grass can clog the mower and lead to uneven cutting. It's best to mow when the grass is dry for optimal performance.

NETTA Cordless Lawnmower 40V - Brushless Motor Lawn Mower with 2x 4.0Ah Batteries & Dual Charger, 37cm Width, 6 Heights - Heavy Duty Lawnmower for Medium and Large Gardens - 35L Grass Box
A: They require less maintenance than petrol mowers. Regular cleaning of the blades and checking the battery health are essential to keep it running smoothly.
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