Hyosung RX125D SM vs TM Racing SMM 125 B. D. (2011)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Hyosung RX125D SMstacks up against the TM Racing SMM 125 B. D.. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Hyosung RX125D SM | TM Racing SMM 125 B. D. |
|---|---|---|
| Model year | 2011 | 2010 |
| Price | — | — |
| Engine | 124 cc | 124 cc |
| Horsepower | 13 hp | — |
| Weight | 123 kg | — |
| Seat height | 33 mm | — |
| Fuel capacity | — | 2.3 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | — |
| Front brakes | — | Single disc. Brembo radial pump and caliper |
| Rear brakes | — | Single disc. Nissin pump and Brembo caliper |
| Tires | 110/70-17 / 130/70-17 | 120/70-ZR17 / 150/60-ZR17 |
Hyosung RX125D SM vs TM Racing SMM 125 B. D. — which should you buy?
Picking between the Hyosung RX125D SM and the TM Racing SMM 125 B. D. 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 TM Racing SMM 125 B. D. counters with its own power figure.
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:

