NOX Duel 125 SM vs GAS GAS SM 125 Halley (2010)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the NOX Duel 125 SMstacks up against the GAS GAS SM 125 Halley. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | NOX Duel 125 SM | GAS GAS SM 125 Halley |
|---|---|---|
| Model year | 2010 | 2010 |
| Price | $2,290 | — |
| Engine | 124 cc | 124 cc |
| Horsepower | 11 hp | — |
| Weight | 127 kg | 99 kg |
| Seat height | 33 mm | 37 mm |
| Fuel capacity | 2.3 L | 2.5 L |
| Fuel type | petrol | petrol |
| Transmission | — | 6-speed |
| Front brakes | Single disc. 2-piston | Single disc. 2 pistons caliper |
| Rear brakes | Single disc. 2-piston | Single disc |
| Tires | 110/70-17 / 130/70-17 | 100/80-17 / 120/70-17 |
NOX Duel 125 SM vs GAS GAS SM 125 Halley — which should you buy?
Picking between the NOX Duel 125 SM and the GAS GAS SM 125 Halley usually comes down to the numbers you care about most. On paper, the NOX Duel 125 SM brings 11 hp in a 127 kg package, while the GAS GAS SM 125 Halley counters with its own power figure at 99 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:

