Sachs 49er II vs Hyosung SF50B Prima (2011)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Sachs 49er IIstacks up against the Hyosung SF50B Prima. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Sachs 49er II | Hyosung SF50B Prima |
|---|---|---|
| Model year | 2011 | 2011 |
| Price | — | $1,799 |
| Engine | 49 cc | 49 cc |
| Horsepower | 3 hp | 5 hp |
| Torque | — | 4 Nm |
| Weight | 83 kg | 88 kg |
| Seat height | 28 mm | — |
| Fuel capacity | 1.6 L | 1.3 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 | 3.50-10 / 3.50-10 | 110/70-12 / 120/70-12 |
Sachs 49er II vs Hyosung SF50B Prima — which should you buy?
Picking between the Sachs 49er II and the Hyosung SF50B Prima usually comes down to the numbers you care about most. On paper, the Sachs 49er II brings 3 hp in a 83 kg package, while the Hyosung SF50B Prima counters with 5 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:

