Hyosung RX125D SM vs GAS GAS SM 125 Halley (2011)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Hyosung RX125D 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 | Hyosung RX125D SM | GAS GAS SM 125 Halley |
|---|---|---|
| Model year | 2011 | 2010 |
| Price | — | — |
| Engine | 124 cc | 124 cc |
| Horsepower | 13 hp | — |
| Weight | 123 kg | 99 kg |
| Seat height | 33 mm | 37 mm |
| Fuel capacity | — | 2.5 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | 6-speed |
| Front brakes | — | Single disc. 2 pistons caliper |
| Rear brakes | — | Single disc |
| Tires | 110/70-17 / 130/70-17 | 100/80-17 / 120/70-17 |
Hyosung RX125D SM vs GAS GAS SM 125 Halley — which should you buy?
Picking between the Hyosung RX125D SM and the GAS GAS SM 125 Halley usually comes down to the numbers you care about most. On paper, the Hyosung RX125D SM brings 13 hp in a 123 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: