Derbi Mulhacen 659 vs MZ 660 Mastiff (2011)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Derbi Mulhacen 659stacks up against the MZ 660 Mastiff. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Derbi Mulhacen 659 | MZ 660 Mastiff |
|---|---|---|
| Model year | 2011 | 2003 |
| Price | — | — |
| Engine | 660 cc | 660 cc |
| Horsepower | — | 50 hp |
| Torque | — | 57 Nm |
| Weight | 165 kg | 175 kg |
| Seat height | 32 mm | 33 mm |
| Fuel capacity | 3.4 L | 3.6 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | — |
| Front brakes | Single disc. Radial mounted caliper | — |
| Rear brakes | Single disc | — |
| Tires | 110/80-18 / 150/70-18 | — |
Derbi Mulhacen 659 vs MZ 660 Mastiff — which should you buy?
Picking between the Derbi Mulhacen 659 and the MZ 660 Mastiff usually comes down to the numbers you care about most. On paper, the Derbi Mulhacen 659 brings its published horsepower in a 165 kg package, while the MZ 660 Mastiff counters with 50 hp at 175 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:

