| Engine | Honda CBR250R | Honda CBR300R |
|---|---|---|
| Displacement | 249 cc | 286 cc |
| Max power | 24 hp (@9 900 RPM) | 30 hp (@8 500 RPM) |
| Max torque | 19 Nm (@6 750 RPM) | 27 Nm (@7 250 RPM) |
| Redline | 10 500 RPM | 10 500 RPM |
| Idling speed | 1 400 RPM | 1 400 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Single | DOHC Single |
| Compression | 10.70:1 | 10.70:1 |
| Oil capacity | 1.50 litre | 1.80 litre |
| Spark plug type | NGK SIMR8A9 | NGK SIMR8A9 |
| Cooling | Liquid | Liquid |
| Valves | 4 | 4 |
| Bore | 76.0 mm | 76.0 mm |
| Stroke | 55.0 mm | 63.0 mm |
| Throttle bore | 38.0 mm | 38.0 mm |
| Weight to power | 6.71 kg/hp | 5.47 kg/hp |
| Power to weight | 149 hp/Ton | 182 hp/Ton |
| Battery type | 12V 6Ah | 12V 6Ah |
| Gearbox | Honda CBR250R | Honda CBR300R |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | DID 520VF 108LE | DID 520VF 108LE |
| Gears count | 6 | 6 |
| Primary ratio | 2.808 | 2.808 |
| Final drive | 2.714 | 2.714 |
| 1. gear | 3.333 (49 km/h) | 3.333 (49 km/h) |
| 2. gear | 2.117 (77 km/h) | 2.117 (77 km/h) |
| 3. gear | 1.571 (104 km/h) | 1.571 (104 km/h) |
| 4. gear | 1.304 (125 km/h) | 1.304 (125 km/h) |
| 5. gear | 1.115 (146 km/h) | 1.115 (146 km/h) |
| 6. gear | 0.962 (169 km/h) | 0.962 (169 km/h) |
| Chasis | Honda CBR250R | Honda CBR300R |
|---|---|---|
| Frame type | Diamond | |
| Front susp. | 37mm fork, 118.00 mm travel | 37mm fork, 130.00 mm travel |
| Rear susp. | 103.00 mm travel | Monoshock, 107.00 mm travel |