UM PowerMax 150 GP1 vs Derbi Boulevard 150 (2006)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the UM PowerMax 150 GP1stacks up against the Derbi Boulevard 150. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | UM PowerMax 150 GP1 | Derbi Boulevard 150 |
|---|---|---|
| Model year | 2006 | 2006 |
| Price | — | — |
| Engine | 149 cc | 149 cc |
| Horsepower | — | 12 hp |
| Weight | 104 kg | — |
| Seat height | 30 mm | — |
| Fuel capacity | 1.7 L | 2.4 L |
| Fuel type | petrol | petrol |
| Transmission | Automatic | — |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Tires | 130/60-13 / 130/60-13 | 130/60-13 / 130/60-13 |
UM PowerMax 150 GP1 vs Derbi Boulevard 150 — which should you buy?
Picking between the UM PowerMax 150 GP1 and the Derbi Boulevard 150 usually comes down to the numbers you care about most. On paper, the UM PowerMax 150 GP1 brings its published horsepower in a 104 kg package, while the Derbi Boulevard 150 counters with 12 hp.
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:

