Derbi Revolution 50 GS vs Kymco Top Boy 50 (2006)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Derbi Revolution 50 GSstacks up against the Kymco Top Boy 50. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Derbi Revolution 50 GS | Kymco Top Boy 50 |
|---|---|---|
| Model year | 2006 | 2006 |
| Price | — | — |
| Engine | 50 cc | 50 cc |
| Horsepower | 9 hp | 5 hp |
| Torque | — | 6 Nm |
| Weight | — | 96 kg |
| Fuel capacity | 1.1 L | — |
| Fuel type | petrol | petrol |
| Transmission | Automatic | Automatic |
| Front brakes | Expanding brake (drum brake) | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Tires | — | 120/90-J10 / 130/90-J10 |
Derbi Revolution 50 GS vs Kymco Top Boy 50 — which should you buy?
Picking between the Derbi Revolution 50 GS and the Kymco Top Boy 50 usually comes down to the numbers you care about most. On paper, the Derbi Revolution 50 GS brings 9 hp, while the Kymco Top Boy 50 counters with 5 hp at 96 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: