| Attribute | Yamaha RZ 50 2002 × | Suzuki Birdie 50 2012 × |
|---|---|---|
| General | ||
| Production from (year) | 2002 | 2012 |
| Make | Yamaha | Suzuki |
| Model | Yamaha RZ 50 | Suzuki Birdie 50 |
| Category | Naked bike | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 2 |
| Fuel system | - | Injection |
| Displacement (cm³) | 49 | 49 |
| Power (kw) | 5.3 | 2.4 |
| Fuel consumption (l/100km) | - | 0.94 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | Belt |
| Torque (Nm) | 5.9 | 3.6 |
| Bore (mm) | 40 | 39 |
| Stroke (mm) | 39.7 | 41.8 |
| Gearbox | 6-speed | 3-speed |
| Greenhouse gases | - | 21.8 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel control | - | Single Overhead Cams (SOHC) |
| Clutch | - | Wet automatic centrifugal type shoe |
| Lubrication system | - | Wet sump |
| Compression | 7.5:1 | 9.7:1 |
| Chassis | ||
| Front suspension | - | Telescopic |
| Rear suspension | - | Twin shocks. |
| Front brakes | Single disc | Expanding brake (drum brake) |
| Rear brakes | Expanding brake | Expanding brake (drum brake) |
| Frame type | - | Tubular steel |
| Front tyre | 70/100-17 40P | 70/90-14 |
| Rear tyre | 80/90-17 44P | 80/90-14 |
| Other | ||
| Starter | - | Kick |
| Color options | - |
|
| Dimensions | ||
| Wheelbase (mm) | 1,215 | 1,150 |
| Dry weight (kg) | 80 | 78 |
| Power/weight ratio | 0.0663 | 0.0308 |
| Overall height (mm) | 970 | 995 |
| Overall length (mm) | 1,805 | 1,805 |
| Overall width (mm) | 615 | 670 |
| Seat height (mm) | 745 | 705 |
| Ground clearance (mm) | 135 | 105 |
| Performance | ||
| Fuel capacity (l) | 10 | 4.5 |
| Oil capacity (l) | - | 0.8 |