If straight-line speed is your priority, the RC390 takes the lead. With 28 HP more than the GSXR125, it offers a more spirited ride that will be noticeable on highway overtakes or track days. When it comes to agility, the GSXR125 has a clear advantage. Weighing in 35kg less than the RC390, 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 GSXR125. Its seat height is 39mm 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 rc390 offers a superior power-to-weight ratio, making it the more exciting machine for experienced riders.
| Spec | RC390 | GSXR125 |
|---|---|---|
| Displacement | 373 | 124 |
| Power | 43 | 15 |
| Cylinders | 1 | 1 |
| Weight | 172 | 137 |
| Seat height | 824 | 785 |