| Engine | Kawasaki Ninja 400 | Honda CBR 600 F4i |
|---|---|---|
| Displacement | 399 cc | 599 cc |
| Max power | 49 hp (@10 000 RPM) | 109 hp (@12 500 RPM) |
| Max torque | 28 lb ft (@8 000 RPM) | 46 lb ft (@10 000 RPM) |
| Redline | 9 500 RPM | 14 200 RPM |
| Idling speed | 1 200 RPM | 1 300 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Inline-2 | DOHC Inline-4 |
| Compression | 11.60:1 | 12.00:1 |
| Oil capacity | 2.84 quart | |
| Oil type | 10W40, GN4 10W40, Motul 5100 | |
| Spark plug type | NGK IMR9A-9H, DENSO VUH27D | |
| Cooling | Liquid | Liquid |
| Valves | 8 | 16 |
| Bore | 70.0 mm | 67.0 mm |
| Stroke | 51.8 mm | 42.5 mm |
| Throttle bore | 32.0 mm | 38.0 mm |
| Weight to power | 7.47 lbs/hp | 3.96 lbs/hp |
| Power to weight | 334 hp/2500lbs | 630 hp/2500lbs |
| Battery type | YTZ10S, 12V 8.6Ah |
| Gearbox | Kawasaki Ninja 400 | Honda CBR 600 F4i |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Slipper | Wet |
| Drive | Chain | Chain |
| Chain type | DID525HV-108LE | |
| Gears count | 6 | 6 |
| Primary ratio | 2.219 | 1.822 |
| Final drive | 2.929 | 3.018 |
| 1. gear | 2.929 (36 mph) | 2.833 (67 mph) |
| 2. gear | 2.056 (51 mph) | 2.062 (93 mph) |
| 3. gear | 1.619 (65 mph) | 1.647 (116 mph) |
| 4. gear | 1.333 (78 mph) | 1.421 (134 mph) |
| 5. gear | 1.154 (91 mph) | 1.272 (150 mph) |
| 6. gear | 1.037 (101 mph) | 1.173 (162 mph) |
| Chasis | Kawasaki Ninja 400 | Honda CBR 600 F4i |
|---|---|---|
| Frame type | Steel trellis frame | Diamond Aluminum twin-spar |
| Front susp. | 41mm fork, 4.72 in travel | Telescopic fork, 4.72 in travel |
| Rear susp. | Monoshock, 5.12 in travel | Monoshock, 4.72 in travel |