Factory Bike FX 150F vs Serpento Defender 150 (2022)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Factory Bike FX 150Fstacks up against the Serpento Defender 150. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Factory Bike FX 150F | Serpento Defender 150 |
|---|---|---|
| Model year | 2022 | 2020 |
| Price | — | — |
| Engine | 150 cc | 150 cc |
| Horsepower | 14 hp | 10 hp |
| Torque | — | 10 Nm |
| Weight | 82 kg | 105 kg |
| Seat height | 31 mm | 32 mm |
| Fuel capacity | 1.4 L | 1.5 L |
| Fuel type | petrol | petrol |
| Transmission | 6-speed | 5-speed |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Tires | — | 70/100-19 / 90/100-16 |
Factory Bike FX 150F vs Serpento Defender 150 — which should you buy?
Picking between the Factory Bike FX 150F and the Serpento Defender 150 usually comes down to the numbers you care about most. On paper, the Factory Bike FX 150F brings 14 hp in a 82 kg package, while the Serpento Defender 150 counters with 10 hp at 105 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:

