WT Motors Kaos WT150 vs E-Ton Viper ST Exl-150 (2011)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the WT Motors Kaos WT150stacks up against the E-Ton Viper ST Exl-150. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | WT Motors Kaos WT150 | E-Ton Viper ST Exl-150 |
|---|---|---|
| Model year | 2011 | 2010 |
| Price | — | — |
| Engine | 150 cc | 150 cc |
| Horsepower | 7 hp | — |
| Torque | 9 Nm | — |
| Weight | 145 kg | 170 kg |
| Seat height | 31 mm | 32 mm |
| Fuel capacity | 1.9 L | 2.1 L |
| Fuel type | petrol | petrol |
| Transmission | Automatic | Automatic |
| Front brakes | Single disc | Double disc |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Tires | 21/7-10 / 21/10-9 | 21/7-10 / 20/11-9 |
WT Motors Kaos WT150 vs E-Ton Viper ST Exl-150 — which should you buy?
Picking between the WT Motors Kaos WT150 and the E-Ton Viper ST Exl-150 usually comes down to the numbers you care about most. On paper, the WT Motors Kaos WT150 brings 7 hp in a 145 kg package, while the E-Ton Viper ST Exl-150 counters with its own power figure at 170 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:

