| Attribute | Yamaha SZ-RR Version 2 2020 × | Jianshe Knight JS125 4X-F2 × |
|---|---|---|
| General | ||
| Production from (year) | 2020 | 2008 |
| Make | Yamaha | Jianshe |
| Model | Yamaha SZ-RR Version 2 | Jianshe Knight JS125 4X-F2 |
| Category | Allround | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor | - |
| Displacement (cm³) | 149 | 123 |
| Power (kw) | 8.8 | 6 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | - |
| Torque (Nm) | 12.8 | 8 |
| Bore (mm) | - | 54 |
| Stroke (mm) | - | 54 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Ignition | - | CDI |
| Clutch | Wet, multiple-disc | Wet type,muti plate,hand operation |
| Lubrication system | Wet Sump | - |
| Compression | - | 10.0:1 |
| Chassis | ||
| Front suspension | Telescopic fork | - |
| Rear suspension | Swingarm, dual shock | - |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Frame type | Diamond, | - |
| Front tyre | 2.75-17 | 2.75-18 |
| Rear tyre | 100/90-17 | 3.00-18 |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,320 | 1,300 |
| Dry weight (kg) | 134 | 115 |
| Power/weight ratio | 0.0657 | 0.0522 |
| Overall height (mm) | 1,100 | 1,085 |
| Overall length (mm) | 2,050 | 2,060 |
| Overall width (mm) | 760 | 740 |
| Seat height (mm) | 800 | 775 |
| Ground clearance (mm) | 165 | 160 |
| Performance | ||
| Fuel capacity (l) | 14 | 14.5 |