If straight-line speed is your priority, the Daytona 660 takes the lead. With 52 HP more than the RC390, it offers a more spirited ride that will be noticeable on highway overtakes or track days. When it comes to agility, the RC390 has a clear advantage. Weighing in 29kg less than the Daytona 660, it will feel significantly easier to handle in low-speed traffic, parking maneuvers, and twisty corners. Riders with a shorter inseam should lean towards the Daytona 660. Its seat height is 14mm lower than the RC390, making it much easier to flat-foot at stoplights and increasing confidence during stops. Bottom Line: While both are capable, the daytona660 offers a superior power-to-weight ratio, making it the more exciting machine for experienced riders.
| Spec | RC390 | Daytona 660 |
|---|---|---|
| Displacement | 373 | 660 |
| Power | 43 | 95 |
| Cylinders | 1 | 3 |
| Weight | 172 | 201 |
| Seat height | 824 | 810 |