Triumph Speed 400 Base vs KTM SMC 390 R (2026)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Triumph Speed 400 Basestacks up against the KTM SMC 390 R. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Triumph Speed 400 Base | KTM SMC 390 R |
|---|---|---|
| Model year | 2026 | 2026 |
| Price | $5,495 | $6,049 |
| Engine | 398 cc | 398 cc |
| Weight | 170 kg | 154 kg |
| Seat height | 790 mm | 860 mm |
| Fuel capacity | 13.0 L | 9.0 L |
| Fuel type | petrol | petrol |
| Transmission | Manual, 6 speed, Chain | Manual, 6 speed, Chain |
| Front brakes | Hydraulic Disc | Disc |
| Rear brakes | Hydraulic Disc | Disc |
| Tires | Metzeler Sportec M9RR: 110/70 R17 / Metzeler Sportec M9RR: 150/60 R17 | Michelin® Power 6 110/70 R17 / Michelin® Power 6 150/60 R17 |
Triumph Speed 400 Base vs KTM SMC 390 R — which should you buy?
Picking between the Triumph Speed 400 Base and the KTM SMC 390 R usually comes down to the numbers you care about most. On paper, the Triumph Speed 400 Base brings its published horsepower in a 170 kg package, while the KTM SMC 390 R counters with its own power figure at 154 kg. On price, the Triumph Speed 400 Base 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: