If straight-line speed is your priority, the RS 660 Extrema takes the lead. With 17 HP more than the GSX-8R, 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 25kg less than the GSX-8R, it will feel significantly easier to handle in low-speed traffic, parking maneuvers, and twisty corners. Bottom Line: While both are capable, the rs660 offers a superior power-to-weight ratio, making it the more exciting machine for experienced riders.
| Spec | RS 660 Extrema | GSX-8R |
|---|---|---|
| Displacement | 659 | 776 |
| Power | 100 | 83 |
| Cylinders | 2 | 2 |
| Weight | 180 | 205 |
| Seat height | 820 | 810 |