If straight-line speed is your priority, the CBR600RR takes the lead. With 19 HP more than the RS 660 Extrema, it offers a more spirited ride that will be noticeable on highway overtakes or track days. When it comes to agility, the RS 660 Extrema has a clear advantage. Weighing in 13kg less than the CBR600RR, it will feel significantly easier to handle in low-speed traffic, parking maneuvers, and twisty corners. Bottom Line: While both are capable, the cbr600rr offers a superior power-to-weight ratio, making it the more exciting machine for experienced riders.
| Spec | RS 660 Extrema | CBR600RR |
|---|---|---|
| Displacement | 659 | 599 |
| Power | 100 | 119.37 |
| Cylinders | 2 | 4 |
| Weight | 180 | 193 |
| Seat height | 820 | 820 |