GAS GAS SM450 Halley vs TM Racing SMX 450 F Competition (2009)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the GAS GAS SM450 Halleystacks up against the TM Racing SMX 450 F Competition. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | GAS GAS SM450 Halley | TM Racing SMX 450 F Competition |
|---|---|---|
| Model year | 2009 | 2008 |
| Price | — | — |
| Engine | 449 cc | 449 cc |
| Weight | 119 kg | — |
| Seat height | 34 mm | — |
| Fuel capacity | 2.0 L | — |
| Fuel type | petrol | petrol |
| Transmission | 6-speed | 5-speed |
| Front brakes | Single disc. 2-piston caliper, Nissin | Single disc |
| Rear brakes | Single disc | Single disc |
| Tires | 120/60-17 / 150/60-17 | 120/70-ZR17 / 150/60-ZR17 |
GAS GAS SM450 Halley vs TM Racing SMX 450 F Competition — which should you buy?
Picking between the GAS GAS SM450 Halley and the TM Racing SMX 450 F Competition usually comes down to the numbers you care about most. On paper, the GAS GAS SM450 Halley brings its published horsepower in a 119 kg package, while the TM Racing SMX 450 F Competition 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:

