Sherco 125 ST Racing vs Sinnis Terrain 125 (2021)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Sherco 125 ST Racingstacks up against the Sinnis Terrain 125. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Sherco 125 ST Racing | Sinnis Terrain 125 |
|---|---|---|
| Model year | 2021 | 2020 |
| Price | — | — |
| Engine | 124 cc | 124 cc |
| Horsepower | — | 11 hp |
| Seat height | 27 mm | 31 mm |
| Fuel capacity | 0.6 L | — |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | 5-speed |
| Front brakes | Single disc | Single disc. Hydraulic. |
| Rear brakes | Single disc | Single disc. Hydraulic. |
| Tires | — | 100/80-17 / 120/80-17 |
Sherco 125 ST Racing vs Sinnis Terrain 125 — which should you buy?
Picking between the Sherco 125 ST Racing and the Sinnis Terrain 125 usually comes down to the numbers you care about most. On paper, the Sherco 125 ST Racing brings its published horsepower, while the Sinnis Terrain 125 counters with 11 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:

