Our verdict
Aldi’s answer to Lidl Parkside. The 40V platform genuinely outperforms most sub-£200 cordless rivals when the Specialbuy lands. Catch it in stock and it is a steal.
Pros & cons
Pros
- Battery and charger included for £129
- 40V more useful than Parkside 20V
- Mulch plug as standard
- Aldi 3-year warranty
Cons
- Ferrex battery isolated — no cross-tool benefit
- Build is plastic
- Aldi support via returns only
Full specs
| Type | Cordless |
|---|---|
| Cut width | 36 cm |
| Engine / Power | Ferrex 40V brushless |
| Weight | 14 kg |
| Deck | Plastic |
| Self-propelled | No |
| Rear roller | No |
| Mulching | Yes |
| Cutting heights | 6 positions |
| Bag capacity | 40 L |
| Suited to lawn | Small |
| Noise level | 75 dB |
Buying second-hand
£35–80 used. Ferrex batteries are unbranded clones — verify the cells deliver real runtime before paying. Replacement batteries are scarce after 18 months because Aldi rotates suppliers. Treat as semi-disposable.
Where to buy the Ferrex 40V Cordless 36cm
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Repair-cost reference
UK 2026 ballpark prices for the parts you're most likely to need on this mower. OEM is dealer-genuine; aftermarket is what you'll find on eBay or generic small-engine suppliers. Use these to sense-check any quote and to negotiate on used buys.
| Part / job | OEM | Aftermarket |
|---|---|---|
|
Replacement 36cm blade
Annual sharpening is free; replace when bent or cracked.
|
£24–£32 | £8–£12 |
|
Replacement battery
Wear part — typical 3–5 years to 80% capacity. The biggest single repair cost on any battery mower.
|
£90–£180 | £55–£120 |
Fair-offer calculator
Tell us about a specific used listing for the Ferrex 40V Cordless 36cm you're looking at. We'll compute a fair offer range from our used-market data and the condition signals you provide.
Calculations are guidance, not gospel. Used-market prices vary by region (Scotland is typically 10–15% cheaper than the South-East), season (October cheapest, March most expensive), and seller motivation.
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