Yamaha DT50X vs Factory Bike Chrono SM50 (2012)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Yamaha DT50Xstacks up against the Factory Bike Chrono SM50. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Yamaha DT50X | Factory Bike Chrono SM50 |
|---|---|---|
| Model year | 2012 | 2010 |
| Price | — | — |
| Engine | 249 cc | 50 cc |
| Horsepower | 18 hp | — |
| Torque | 19 Nm | — |
| Weight | 133 kg | 80 kg |
| Seat height | 31 mm | — |
| Fuel capacity | 2.5 L | 2.0 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | 6-speed |
| Front brakes | Single disc | Single disc. AJP double piston |
| Rear brakes | Single disc | Single disc. Single piston |
| Tires | 110/70-17 / 130/70-17 | 100/80-17 / 130/70-18 |
Yamaha DT50X vs Factory Bike Chrono SM50 — which should you buy?
Picking between the Yamaha DT50X and the Factory Bike Chrono SM50 usually comes down to the numbers you care about most. On paper, the Yamaha DT50X brings 18 hp in a 133 kg package, while the Factory Bike Chrono SM50 counters with its own power figure at 80 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:

