KTM 450 MXC USA vs KTM SX 450 F (2026)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the KTM 450 MXC USAstacks up against the KTM SX 450 F. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | KTM 450 MXC USA | KTM SX 450 F |
|---|---|---|
| Model year | 2005 | 2026 |
| Price | — | $11,649 |
| Engine | 448 cc | 449 cc |
| Weight | 112 kg | 102 kg |
| Seat height | 36 mm | 958 mm |
| Fuel capacity | 3.4 L | 7.0 L |
| Fuel type | petrol | petrol |
| Transmission | 6-speed | Manual, 5 speed, Chain |
| Front brakes | Single disc | Hydraulic Disc |
| Rear brakes | Single disc | Hydraulic Disc |
| Tires | — | Dunlop® GEOMAX MX34 80/100 R21 51M / Dunlop® GEOMAX MX34 110/90 R19 62M |
KTM 450 MXC USA vs KTM SX 450 F — which should you buy?
Picking between the KTM 450 MXC USA and the KTM SX 450 F usually comes down to the numbers you care about most. On paper, the KTM 450 MXC USA brings its published horsepower in a 112 kg package, while the KTM SX 450 F counters with its own power figure at 102 kg.
Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike: