Description
Mountfield HP41 Petrol Lawn Mower – Best Value Petrol Mower for Small UK Gardens?
The Mountfield HP41 petrol lawn mower is one of the most popular entry-level petrol mowers in the UK — designed for homeowners who want reliable cutting power without overspending.
With a 39cm cutting width, 123cc STIGA engine, and lightweight push design, it’s ideal for small to medium lawns up to ~250m².
You can view our full range of lawn mowers, or specifically our range of Mountfield lawn mowers or petrol lawn mowers.
This guide breaks it down.
Key Features
- Engine: 123cc STIGA ST120 Autochoke petrol engine
- Cutting width: 39cm (ideal for smaller UK lawns)
- Drive type: Hand-propelled (push mower)
- Cutting heights: 25–70mm (5 positions)
- Grass collector: 40L capacity
- Chassis: Rust-proof polypropylene deck
- Warranty: Up to 5 years (with servicing)
Who the Mountfield HP41 is BEST for
✔ Small to medium lawns (up to ~250m²)
✔ Flat gardens (no steep slopes)
✔ Buyers wanting petrol power at budget price
✔ Users who prefer simple, low-maintenance mechanics
Who should NOT buy it
✖ Sloped or uneven gardens → choose SP41 (self-propelled)
✖ Very small lawns → cordless may be easier
✖ Anyone who doesn’t want petrol maintenance
Mountfield HP41 vs SP41 vs Princess 34 Li
This is where most buyers decide — and where your page must win.
Quick Comparison
| Feature | HP41 | SP41 | Princess 34 Li |
|---|---|---|---|
| Drive | Push | Self-propelled | Push |
| Power | Petrol | Petrol | Battery (48V) |
| Cutting width | 39cm | 39cm | 34cm |
| Best for | Flat lawns | Slopes / larger effort lawns | Small tidy lawns |
| Effort level | Medium | Low | Very low |
Mountfield HP41 vs SP41
The SP41 is essentially the HP41 with self-propelled drive.
- Same engine (123cc STIGA)
- Same cutting width (39cm)
- Same collector (40L)
Key difference:
- HP41 = push manually
- SP41 = drives itself (~3.4km/h)
Verdict:
- Choose HP41 → cheaper, lighter, simple lawns
- Choose SP41 → easier mowing, slopes, less effort
Mountfield HP41 vs Princess 34 Li (Battery)
The Princess 34 Li is a cordless alternative designed for convenience.
- 48V battery system
- 34cm cutting width (smaller coverage)
- Rear roller for striped finish
Key Differences:
| Factor | HP41 (Petrol) | Princess 34 Li (Battery) |
|---|---|---|
| Power | Strong, consistent | Limited by battery |
| Runtime | Unlimited (fuel) | Battery dependent |
| Noise | Louder | Quiet |
| Maintenance | Higher | Very low |
Verdict:
- Choose HP41 → power, thicker grass, value
- Choose Princess 34 Li → convenience, quiet, small lawns
Expert Insight
At Masseys, we’ve seen consistent demand for the HP41 because it hits a key UK buyer need:
“Affordable petrol mower that just works”
Compared to cheaper alternatives, the HP41 stands out due to:
- Proven STIGA engine reliability
- Strong parts availability
- Long warranty support
However, most customers upgrading later move to:
- SP41 (for ease of use)
- or cordless models for convenience
Real-World Performance
In typical UK conditions:
- Handles thick, damp grass better than cordless models
- Easy to manoeuvre due to lightweight design (~19–20kg)
- Best suited to flat terrain
FAQs
Is the Mountfield HP41 any good?
Yes — it’s widely considered one of the best value petrol mowers for small gardens due to its reliability and simple design.
Is petrol better than battery for lawn mowers?
- Petrol = more power, better for thicker grass
- Battery = quieter, easier, less maintenance
What size lawn is the HP41 suitable for?
Up to around 250m², ideal for small to medium UK gardens.
Final Verdict
The Mountfield HP41 is still one of the best entry-level petrol mowers in the UK.
Buy it if you want:
- Strong cutting power
- Low upfront cost
- Proven reliability
Skip it if you want:
- Effortless mowing (choose SP41)
- Quiet, maintenance-free use (choose Princess 34 Li)
Reviews
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