Kawasaki KX™ 450X vs KTM SMR 450 (2026)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Kawasaki KX™ 450Xstacks up against the KTM SMR 450. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Kawasaki KX™ 450X | KTM SMR 450 |
|---|---|---|
| Model year | 2026 | 2026 |
| Price | $10,699 | $12,499 |
| Engine | 449 cc | 449 cc |
| Weight | 109 kg | 109 kg |
| Seat height | 950 mm | 898 mm |
| Fuel capacity | 6.0 L | 7.0 L |
| Fuel type | petrol | petrol |
| Transmission | Manual, 5 speed, Chain | Manual, 5 speed, Chain |
| Front brakes | Disc | Hydraulic Disc |
| Rear brakes | Disc | Hydraulic Disc |
| Tires | Dunlop® Geomax AT18F: 80/100-21 51M / Dunlop® Geomax AT18 120/80-18 65M | Metzeler Racetec SM K1 Supermoto 125/75 R16.5 / Metzeler Racetec SM K1 Supermoto 165/55 R17 |
Kawasaki KX™ 450X vs KTM SMR 450 — which should you buy?
Picking between the Kawasaki KX™ 450X and the KTM SMR 450 usually comes down to the numbers you care about most. On paper, the Kawasaki KX™ 450X brings its published horsepower in a 109 kg package, while the KTM SMR 450 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: