Znen F9 vs Sachs MadAss 50 (2013)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Znen F9stacks up against the Sachs MadAss 50. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Znen F9 | Sachs MadAss 50 |
|---|---|---|
| Model year | 2013 | 2013 |
| Price | — | — |
| Engine | 50 cc | 50 cc |
| Horsepower | 3 hp | 3 hp |
| Torque | 3 Nm | — |
| Weight | 100 kg | 85 kg |
| Seat height | — | 33 mm |
| Fuel capacity | — | 1.3 L |
| Fuel type | petrol | petrol |
| Transmission | Automatic | 4-speed |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Tires | 100/60-12 / 100/60-12 | 90/80-16 / 90/80-16 |
Znen F9 vs Sachs MadAss 50 — which should you buy?
Picking between the Znen F9 and the Sachs MadAss 50 usually comes down to the numbers you care about most. On paper, the Znen F9 brings 3 hp in a 100 kg package, while the Sachs MadAss 50 counters with 3 hp at 85 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:

