If straight-line speed is your priority, the ZX-4R takes the lead. With 21 HP more than the Ninja ZX-4RR ABS, it offers a more spirited ride that will be noticeable on highway overtakes or track days. Both bikes share a similar footprint on the scale, with only a negligible 1kg difference between them, so handling characteristics will depend more on center-of-gravity than raw weight. Bottom Line: While both are capable, the zx4r offers a superior power-to-weight ratio, making it the more exciting machine for experienced riders.
| Spec | ZX-4R | Ninja ZX-4RR ABS |
|---|---|---|
| Displacement | 399 | 399 |
| Power | 77 | 56 |
| Cylinders | 4 | 4 |
| Weight | 189 | 188 |
| Seat height | 800 | 800 |
| MSRP (US) | 8999 | 9999 |