Derbi Sonar 125 4T vs Adiva AD 125 (2012)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Derbi Sonar 125 4Tstacks up against the Adiva AD 125. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Derbi Sonar 125 4T | Adiva AD 125 |
|---|---|---|
| Model year | 2012 | 2011 |
| Price | $2,099 | — |
| Engine | 124 cc | 124 cc |
| Horsepower | 11 hp | 13 hp |
| Torque | 10 Nm | 11 Nm |
| Weight | 99 kg | 171 kg |
| Seat height | 32 mm | — |
| Fuel capacity | 1.6 L | 3.6 L |
| Fuel type | petrol | petrol |
| Transmission | Automatic | Automatic |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Single disc |
| Tires | 90/80-16 / 110/80-14 | 120/70-14 / 140/70-14 |
Derbi Sonar 125 4T vs Adiva AD 125 — which should you buy?
Picking between the Derbi Sonar 125 4T and the Adiva AD 125 usually comes down to the numbers you care about most. On paper, the Derbi Sonar 125 4T brings 11 hp in a 99 kg package, while the Adiva AD 125 counters with 13 hp at 171 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:

