| Engine | Honda CBR 600 F4i | Kawasaki Ninja 250R |
|---|---|---|
| Displacement | 599 cc | 249 cc |
| Max power | 109 hp (@12 500 RPM) | 32 hp (@11 000 RPM) |
| Max torque | 46 lb ft (@10 000 RPM) | 16 lb ft (@9 500 RPM) |
| Redline | 14 200 RPM | 14 000 RPM |
| Idling speed | 1 300 RPM | 1 300 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Inline-4 | DOHC Inline-2 |
| Compression | 12.00:1 | 11.60:1 |
| Oil capacity | 2.84 quart | 1.23 quart |
| Oil type | 10W40, GN4 10W40, Motul 5100 | 10W40, Kawasaki 10W40, Shell Rotella 10W40 |
| Spark plug type | NGK IMR9A-9H, DENSO VUH27D | NGK CR8E |
| Cooling | Liquid | Liquid |
| Valves | 16 | 8 |
| Bore | 67.0 mm | 62.0 mm |
| Stroke | 42.5 mm | 41.2 mm |
| Throttle bore | 38.0 mm | |
| Weight to power | 3.96 lbs/hp | 11.64 lbs/hp |
| Power to weight | 630 hp/2500lbs | 214 hp/2500lbs |
| Battery type | YTZ10S, 12V 8.6Ah | 12V 8Ah, YTX9-BS |
| Gearbox | Honda CBR 600 F4i | Kawasaki Ninja 250R |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | DID525HV-108LE | 520 |
| Gears count | 6 | 6 |
| Primary ratio | 1.822 | 3.087 |
| Final drive | 3.018 | 3.071 |
| 1. gear | 2.833 (67 mph) | 2.6 (41 mph) |
| 2. gear | 2.062 (93 mph) | 1.789 (60 mph) |
| 3. gear | 1.647 (116 mph) | 1.409 (75 mph) |
| 4. gear | 1.421 (134 mph) | 1.16 (91 mph) |
| 5. gear | 1.272 (150 mph) | 1.0 (106 mph) |
| 6. gear | 1.173 (162 mph) | 0.893 (119 mph) |
| Chasis | Honda CBR 600 F4i | Kawasaki Ninja 250R |
|---|---|---|
| Frame type | Diamond Aluminum twin-spar | Tubular, diamond |
| Front susp. | Telescopic fork, 4.72 in travel | Telescopic fork, 4.72 in travel |
| Rear susp. | Monoshock, 4.72 in travel | Swingarm (uni-trak), 5.12 in travel |