KTM 400 LSE vs Yamaha SR400 Lightening by Deus (2015)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the KTM 400 LSEstacks up against the Yamaha SR400 Lightening by Deus. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | KTM 400 LSE | Yamaha SR400 Lightening by Deus |
|---|---|---|
| Model year | 1998 | 2015 |
| Price | — | $5,990 |
| Engine | 398 cc | 399 cc |
| Horsepower | 42 hp | 23 hp |
| Torque | — | 27 Nm |
| Weight | 138 kg | — |
| Seat height | 34 mm | 31 mm |
| Fuel capacity | — | 3.2 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | 5-speed |
| Front brakes | Single disc | Single disc. Hydraulic. |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Tires | — | 90/100-M18 / 110/90-M18 |
KTM 400 LSE vs Yamaha SR400 Lightening by Deus — which should you buy?
Picking between the KTM 400 LSE and the Yamaha SR400 Lightening by Deus usually comes down to the numbers you care about most. On paper, the KTM 400 LSE brings 42 hp in a 138 kg package, while the Yamaha SR400 Lightening by Deus counters with 23 hp.
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:

