Hyosung SF50B Prima vs KSR Cracker 50 (2011)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Hyosung SF50B Primastacks up against the KSR Cracker 50. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Hyosung SF50B Prima | KSR Cracker 50 |
|---|---|---|
| Model year | 2011 | 2011 |
| Price | $1,799 | — |
| Engine | 49 cc | 49 cc |
| Horsepower | 5 hp | 3 hp |
| Torque | 4 Nm | 4 Nm |
| Weight | 88 kg | 88 kg |
| Fuel capacity | 1.3 L | 1.4 L |
| Fuel type | petrol | petrol |
| Transmission | Automatic | Automatic |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Tires | 110/70-12 / 120/70-12 | 120/70-12 / 130/70-12 |
Hyosung SF50B Prima vs KSR Cracker 50 — which should you buy?
Picking between the Hyosung SF50B Prima and the KSR Cracker 50 usually comes down to the numbers you care about most. On paper, the Hyosung SF50B Prima brings 5 hp in a 88 kg package, while the KSR Cracker 50 counters with 3 hp at 88 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:

