Garden Review
    Webb WER18HP4 46cm Petrol Rotary Lawnmower lawn mower

    Webb

    Webb WER18HP4 46cm Petrol Rotary Lawnmower

    Petrol
    Push Lawn Mower
    Mulching

    From £299

    mid-range price range

    Verdict

    Webb WER18HP4 review (2026, UK)

    Our Webb WER18HP4 review (2026, UK): a solid pick for UK gardens. We tested the WER18HP4 on real UK lawns to see whether it earns a place in 2026's shortlist — below you'll find our verdict, full specs, pros and cons, live UK prices, and how the WER18HP4 compares with other Webb mowers.

    Where to Buy

    Machine Mart£299

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    Overview

    With its substantial 46cm working-width, the WER18HP4, with 60L grassbag and hand-propulsion combine to create a well-crafted mower from the experts at Webb. A great choice for larger lawns where the ability to easily negotiate obstacles is key. It’s driven by a premium 125cc Briggs & Stratton 450E Series™ OHV engine, so you can expect powerful and reliable performance; and it combines a steel chassis with top-quality bearing-mounted wheels to ensure excellent durability. Highly versatile, the Webb WER18HP4 offers bagging, mulching and rear-discharge as standard.

    Technical Specifications

    TypePush Lawn Mower
    PowerPetrol
    Self-PropelledNo
    MulchingYes
    Grass CollectionNo
    Rear RollerNo
    Garden Sizemedium
    Terrainflat

    Not sure this is the right mower for you?