Vento Thunderstar 250 Custom vs Kanuni Seyhan 250 C (2020)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Vento Thunderstar 250 Customstacks up against the Kanuni Seyhan 250 C. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Vento Thunderstar 250 Custom | Kanuni Seyhan 250 C |
|---|---|---|
| Model year | 2020 | 2004 |
| Price | — | — |
| Engine | 250 cc | 250 cc |
| Horsepower | 17 hp | 18 hp |
| Torque | — | 15 Nm |
| Weight | — | 153 kg |
| Seat height | 29 mm | — |
| Fuel capacity | 4.8 L | 3.7 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | — |
| Front brakes | Single disc. Hydraulic | — |
| Rear brakes | Single disc. Hydraulic | — |
| Tires | 90/90-R18 / 130/80-R17 | 110/90-16 / 130/90-15 |
Vento Thunderstar 250 Custom vs Kanuni Seyhan 250 C — which should you buy?
Picking between the Vento Thunderstar 250 Custom and the Kanuni Seyhan 250 C usually comes down to the numbers you care about most. On paper, the Vento Thunderstar 250 Custom brings 17 hp, while the Kanuni Seyhan 250 C counters with 18 hp at 153 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:

