CR&S VUN Underpowered vs Jawa-CZ 650 Bizon (2007)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the CR&S VUN Underpoweredstacks up against the Jawa-CZ 650 Bizon. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | CR&S VUN Underpowered | Jawa-CZ 650 Bizon |
|---|---|---|
| Model year | 2007 | 2005 |
| Price | — | — |
| Engine | 652 cc | 652 cc |
| Horsepower | 29 hp | 46 hp |
| Torque | 37 Nm | 57 Nm |
| Weight | 135 kg | 180 kg |
| Seat height | 32 mm | 30 mm |
| Fuel capacity | 3.7 L | 3.8 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | 5-speed |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Tires | 120/70-ZRX17 / 160/60-ZRX17 | 90/90-18 / 130/90-16 |
CR&S VUN Underpowered vs Jawa-CZ 650 Bizon — which should you buy?
Picking between the CR&S VUN Underpowered and the Jawa-CZ 650 Bizon usually comes down to the numbers you care about most. On paper, the CR&S VUN Underpowered brings 29 hp in a 135 kg package, while the Jawa-CZ 650 Bizon counters with 46 hp at 180 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: