Lexmoto Viper 125 vs Keeway RKS 125 (2017)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Lexmoto Viper 125stacks up against the Keeway RKS 125. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Lexmoto Viper 125 | Keeway RKS 125 |
|---|---|---|
| Model year | 2017 | 2017 |
| Price | — | — |
| Engine | 125 cc | 125 cc |
| Horsepower | 11 hp | 11 hp |
| Torque | 10 Nm | 10 Nm |
| Weight | 134 kg | 125 kg |
| Seat height | 30 mm | 30 mm |
| Fuel capacity | 3.7 L | 4.2 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | 5-speed |
| Front brakes | Single disc. Hydraulic | Single disc |
| Rear brakes | Single disc. Hydraulic | Expanding brake (drum brake) |
| Tires | 110/70-17 / 130/70-17 | 90/90-17 / 120/80-17 |
Lexmoto Viper 125 vs Keeway RKS 125 — which should you buy?
Picking between the Lexmoto Viper 125 and the Keeway RKS 125 usually comes down to the numbers you care about most. On paper, the Lexmoto Viper 125 brings 11 hp in a 134 kg package, while the Keeway RKS 125 counters with 11 hp at 125 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: