KTM SX 450 F vs Kawasaki KX™ 450X (2026)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the KTM SX 450 Fstacks up against the Kawasaki KX™ 450X. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | KTM SX 450 F | Kawasaki KX™ 450X |
|---|---|---|
| Model year | 2026 | 2026 |
| Price | $11,649 | $10,699 |
| Engine | 449 cc | 449 cc |
| Weight | 102 kg | 109 kg |
| Seat height | 958 mm | 950 mm |
| Fuel capacity | 7.0 L | 6.0 L |
| Fuel type | petrol | petrol |
| Transmission | Manual, 5 speed, Chain | Manual, 5 speed, Chain |
| Front brakes | Hydraulic Disc | Disc |
| Rear brakes | Hydraulic Disc | Disc |
| Tires | Dunlop® GEOMAX MX34 80/100 R21 51M / Dunlop® GEOMAX MX34 110/90 R19 62M | Dunlop® Geomax AT18F: 80/100-21 51M / Dunlop® Geomax AT18 120/80-18 65M |
KTM SX 450 F vs Kawasaki KX™ 450X — which should you buy?
Picking between the KTM SX 450 F and the Kawasaki KX™ 450X usually comes down to the numbers you care about most. On paper, the KTM SX 450 F brings its published horsepower in a 102 kg package, while the Kawasaki KX™ 450X counters with its own power figure at 109 kg. On price, the Kawasaki KX™ 450X has the lower MSRP.
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: