2026 Yamaha YZ250X vs 2025 KTM 250 SX
Side-by-side specs. Differences are highlighted. Blank = not yet verified for that year-model (we don’t guess).
| Spec | 2026 Yamaha YZ250X | 2025 KTM 250 SX |
|---|---|---|
| Class | 250cc 2-stroke | 250cc 2-stroke |
| Displacement | 249cc | 249cc |
| Cooling | — | — |
| Induction | reed-valve inducted | Keihin EFI, throttle body 39 mm |
| Power valve | — | — |
| Transmission | 5-speed | 5-speed |
| Front travel | 11.8 in | 310 in |
| Rear travel | 12.4 in | 300 in |
| Front brake | 270mm | — |
| Rear brake | 240mm | — |
| Front wheel | — | — |
| Rear wheel | — | — |
| Seat height | 38.4 in | 958 in |
| Weight | 229 lb | — |
| MSRP | — | — |
Highlighted (blue) rows differ between the two. Verified manufacturer data; see each bike’s page for sources. Torque/fluid specs are on the individual pages (service-manual only).