AJS NAC12 125 vs Beta Urban 125 Special (2011)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the AJS NAC12 125stacks up against the Beta Urban 125 Special. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | AJS NAC12 125 | Beta Urban 125 Special |
|---|---|---|
| Model year | 2011 | 2010 |
| Price | — | — |
| Engine | 124 cc | 124 cc |
| Horsepower | 11 hp | — |
| Weight | 153 kg | 101 kg |
| Seat height | 30 mm | — |
| Fuel capacity | 4.8 L | 1.6 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | 5-speed |
| Front brakes | Double disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Tires | 90/90-18 / 130/90-15 | 80/100-19 / 120/90-16 |
AJS NAC12 125 vs Beta Urban 125 Special — which should you buy?
Picking between the AJS NAC12 125 and the Beta Urban 125 Special usually comes down to the numbers you care about most. On paper, the AJS NAC12 125 brings 11 hp in a 153 kg package, while the Beta Urban 125 Special counters with its own power figure at 101 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:

