Disclosure: As an Amazon Associate I earn from qualifying purchases. This guide contains Amazon affiliate links, and we may earn a commission — at no extra cost to you — but it never changes our rankings.
The UK lawn mower market has shifted dramatically towards cordless electric models over the past five years, and for good reason. Britain's relatively compact garden sizes (the average UK garden is around 90–180 m²) sit squarely within the capability of 40V cordless mowers, which handle these areas comfortably on a single charge. 40V brushless motors now deliver cutting performance that matches petrol mowers for most UK lawns, without the maintenance burden — no oil changes, no seasonal carburettor cleaning, no fuel storage concerns. Brushless motors are the critical specification: they are quieter, last longer, and run cooler than brushed motors. Combined with dual-battery setups (increasingly common), they can handle even the largest UK suburban lawns without stopping. Cutting width is the other key variable: 32–37cm suits smaller gardens and manoeuvrability around beds; 43cm reduces passes on medium-to-large lawns. This guide covers the best cordless lawn mowers available on Amazon UK right now.
Buying guide
What to look for in Lawn Mowers
1Brushless vs brushed motor: Always choose brushless for a cordless lawn mower. Brushless motors are more efficient (more runtime per charge), quieter, and last significantly longer than brushed equivalents.
2Voltage and capacity: 40V with at least 4.0Ah provides adequate runtime for a typical UK garden. Dual-battery kits extend runtime to 400 m² — necessary for larger gardens.
3Cutting width: 32–33cm suits small gardens and tight spaces. 37–43cm significantly reduces mowing time on medium-to-large lawns. More than 43cm starts to feel heavy and unwieldy for most UK users.
4Cutting height range: Look for at least 5 height settings between 25mm and 65mm. UK lawns are typically cut to 30–50mm; the ability to set a taller height in autumn and spring prevents scalping.
5Mulching function: Mulching returns clippings to the lawn as fertiliser — the RHS recommends it for most UK lawns. Useful in the fast-growing UK spring and summer, though you will need the grass box for autumn leaf cleanup.
Our process
How we choose our picks
We don’t lab-test products ourselves. Instead we synthesise the strongest independent evidence — current Amazon UK listings, verified-buyer feedback, published specs and UK pricing — into clear, honest recommendations. We earn a commission if you buy through our links, but that never changes which products we rank.
Current UK availability
We only shortlist products actively listed and in stock on Amazon UK, checked against live catalogue data — not last year’s models.
Publicly visible buyer feedback
We look at how each product is received by UK shoppers — its overall rating standing and the praise or complaints that recur in public reviews — rather than relying on a single reviewer’s opinion.
Published specs & value
We compare manufacturer specifications, typical UK price bands, warranty and running costs so each pick is right for a real budget and use-case.
UK-specific fit
We factor in UK voltage, plug/fitting standards, CE/UKCA marking and Consumer Rights Act cover — details that generic global lists miss.
The KraftSense is the top pick for medium-to-large UK gardens with slopes or thick grass. The self-propelled drive removes most of the physical effort from mowing, and the dual 5.0Ah batteries give the highest total runtime in this guide. The Z-fold storage design is a genuinely practical feature for UK garden sheds where space is always at a premium.
The NETTA 43cm is the best choice for larger UK gardens where mowing time matters. The dual fast-charger means both batteries can charge simultaneously, effectively halving your waiting time between sessions. The 50L grass box with fill indicator is a practical touch that prevents the overflowing box problem that interrupts many mowing sessions.
Voltage
40V
Batteries
2 × 4.0Ah
Cutting Width
43cm
Motor
Brushless
Heights
6 positions (25–75mm)
Grass Box
50L with fill indicator
Coverage
Up to 400 m²
Weight
14 kg
What we like
+Dual fast-charger included — charges both batteries simultaneously
+50L grass box with fill indicator reduces stops on large lawns
+400 m² coverage handles the majority of UK suburban gardens
Worth noting
–Highest price in this guide at £194.74
–14 kg weight is heavier than smaller-width alternatives
£194.74£239.99−19%Amazon.co.uk price as of 27 Jul, 22:43 (London time). Details
The NETTA 37cm is the better choice for average UK semi-detached gardens where manoeuvrability around borders and raised beds matters more than sheer speed. The smaller width and lighter weight make it meaningfully easier to handle, particularly on UK lawns with tight corners and ornamental features.
Voltage
40V
Batteries
2 × 4.0Ah
Cutting Width
37cm
Motor
Brushless
Heights
6 positions (25–75mm)
Grass Box
35L
Coverage
Up to 400 m²
Weight
12 kg
What we like
+£25 cheaper than the 43cm NETTA — same dual battery and charger kit
+37cm width is easier to manoeuvre around UK flower beds and trees
+2kg lighter than the 43cm version — noticeably easier to handle
Worth noting
–More passes required on larger lawns vs 43cm model
–35L grass box fills faster than the 50L version
£169.99£199.99−15%Amazon.co.uk price as of 27 Jul, 22:43 (London time). Details
Yard Force 40V Cordless Lawn Mower 32cm with Rear Roller
The Yard Force is the only mower in this guide with a rear roller — a feature prized by UK gardeners who want classic striped lawn patterns. The 32cm cutting width makes it exceptionally manoeuvrable around trees and borders in small UK gardens. If lawn aesthetics matter as much as efficiency, this is the pick.
Voltage
40V
Cutting Width
32cm
Motor
Brushless
Heights
5 positions
Grass Box
30L
Feature
Rear roller for lawn stripes
Weight
Approx 9 kg (without battery)
What we like
+Rear roller creates classic lawn stripes — popular in UK formal gardens
+32cm width ideal for small to medium UK gardens with tight spots
+Brushless motor with 40V performance in a lightweight package
Worth noting
–32cm width requires more passes on larger lawns
–30L grass box is smaller than competitors at this price
The VonHaus 40V is a reliable choice for smaller UK gardens up to around 150 m². The 25-minute runtime suits a typical terrace or semi-detached back garden in a single session. The mulching feature is a useful bonus and the VonHaus brand's UK customer support record is strong.
Voltage
40V
Battery
4Ah
Cutting Width
33cm
Heights
5 positions (25–65mm)
Grass Box
30L
Features
Mulching, foldable body
Runtime
25 min
Colour
Green
What we like
+Established VonHaus brand (since 2009) with consistent UK customer service
+Mulching feature returns clippings to the lawn as fertiliser
+Foldable body for compact storage in a standard UK garden shed
Worth noting
–25-minute runtime is on the lower end — suits small gardens only
–Single battery included; no dual-battery option at this price
£179.99Amazon.co.uk price as of 27 Jul, 22:43 (London time). Details
The Ryobi OLM1833B makes sense almost exclusively for existing Ryobi ONE+ users who already own compatible batteries. For them, it is excellent value — the lightest mower in this guide with a useful edge comb feature. For those starting fresh, the 40V options above offer better performance and included batteries.
Voltage
18V ONE+
Cutting Width
33cm
Heights
5 positions (25–65mm)
Coverage
Up to 250 m² (with 5.0Ah battery)
Weight
7.7 kg (without battery)
Features
Edge grass comb, telescopic handle, ONE+ system compatible
What we like
+Part of Ryobi ONE+ ecosystem — battery shares with 100+ other Ryobi tools
+Lightest mower in this guide at 7.7 kg (without battery)
+Edge grass comb mows right to the perimeter without a separate trimmer
Worth noting
–Battery not included — additional cost if you don't already own Ryobi ONE+
–18V delivers less torque than 40V models on thick UK summer grass
£127.49£177.99−28%Amazon.co.uk price as of 27 Jul, 22:43 (London time). Details
Product prices and availability are accurate as of 27 Jul, 22:43 (London time) and are subject to change. Any price and availability information displayed on Amazon.co.uk at the time of purchase will apply to the purchase of this product.
Editor's Note
UK lawn care follows a predictable seasonal rhythm that should influence your mower choice. From March to May, grass grows fastest — you may need to mow twice a week — so runtime and cutting width matter most. From June to August, growth slows; once per week at 35–50mm is standard. September and October see another growth surge before winter dormancy. Most cordless mowers perform better cutting little and often rather than tackling long, overgrown grass in a single session — this is especially true in the UK's wet climate where grass can be dense and damp. For UK lawns with clay-heavy soil (common in much of the South East and Midlands), keeping the grass at 40–50mm height provides better drought resistance in dry summers and reduces the risk of scalping on the slightly uneven ground that clay creates.
Our Take
UK weather is unpredictable — garden tools and furniture need to survive rain, frost, and the occasional heatwave. The KraftSense 43cm Self-Propelled Cordless Lawn Mower 40V is our top recommendation — it consistently outperforms alternatives in real-world UK use. If that's out of budget, the Ryobi 18V ONE+ 33cm Cordless Lawn Mower offers solid performance at a lower price point. The NETTA 43cm Cordless Lawnmower 40V is worth considering if you want a step up in build quality or features. Avoid the cheapest unbranded options on Amazon UK — they rarely survive past six months of regular use and UK consumer protection only helps if the seller is still trading.
Questions & answers
Frequently asked questions
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