Derbi Dirt Boy 10 vs Lem LX 3 Factory USA (2006)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Derbi Dirt Boy 10stacks up against the Lem LX 3 Factory USA. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Derbi Dirt Boy 10 | Lem LX 3 Factory USA |
|---|---|---|
| Model year | 2006 | 2005 |
| Price | — | — |
| Engine | 50 cc | 50 cc |
| Horsepower | 5 hp | — |
| Weight | — | 46 kg |
| Seat height | — | 28 mm |
| Fuel capacity | 0.6 L | — |
| Fuel type | petrol | petrol |
| Transmission | 1-speed | Automatic |
| Front brakes | Single disc | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
Derbi Dirt Boy 10 vs Lem LX 3 Factory USA — which should you buy?
Picking between the Derbi Dirt Boy 10 and the Lem LX 3 Factory USA usually comes down to the numbers you care about most. On paper, the Derbi Dirt Boy 10 brings 5 hp, while the Lem LX 3 Factory USA counters with its own power figure at 46 kg.
Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike:

