KTM 450 Rally Prototype vs Sherco 450 SEF-R Six Days (2018)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the KTM 450 Rally Prototypestacks up against the Sherco 450 SEF-R Six Days. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | KTM 450 Rally Prototype | Sherco 450 SEF-R Six Days |
|---|---|---|
| Model year | 2018 | 2017 |
| Price | — | — |
| Engine | 449 cc | 449 cc |
| Weight | 107 kg | 109 kg |
| Seat height | 38 mm | 37 mm |
| Fuel capacity | 2.3 L | 2.6 L |
| Fuel type | petrol | petrol |
| Transmission | 6-speed | 6-speed |
| Front brakes | Single disc. Brake calipers on floating bearings | Single disc |
| Rear brakes | Single disc. Brake calipers on floating bearings | Single disc |
| Tires | — | 1.60-21 / 2.15-18 |
KTM 450 Rally Prototype vs Sherco 450 SEF-R Six Days — which should you buy?
Picking between the KTM 450 Rally Prototype and the Sherco 450 SEF-R Six Days usually comes down to the numbers you care about most. On paper, the KTM 450 Rally Prototype brings its published horsepower in a 107 kg package, while the Sherco 450 SEF-R Six Days counters with its own power figure at 109 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:

