| Attribute | Gilera NGR 250 (reduced effect) 1987 × | Honda CB 250 RSD 1983 × |
|---|---|---|
| General | ||
| Production from (year) | 1987 | 1983 |
| Make | Gilera | Honda |
| Model | Gilera NGR 250 (reduced effect) | Honda CB 250 RSD |
| Category | Sport | Custom / cruiser |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 4 |
| Displacement (cm³) | 249 | 248 |
| Power (kw) | 19.7 | 12.4 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 71.5 | 74 |
| Stroke (mm) | 62 | 57.8 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Rotary valves | Overhead Cams (OHC) |
| Compression | 12.5:1 | 9.3:1 |
| Chassis | ||
| Front brakes | Dual disc | Single disc |
| Rear brakes | Single disc | Expanding brake |
| Front tyre | 100/90-16 | 3.00-18 |
| Rear tyre | 110/90-18 | 3.50-18 |
| Dimensions | ||
| Kerb weight (kg) | 160 | 148 |
| Performance | ||
| Top speed (km/h) | 138 | 136 |
| Fuel capacity (l) | 22 | 13 |