Triumph Bonneville T120R Roadster vs Triumph T120 R Bonneville (1969)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Triumph Bonneville T120R Roadsterstacks up against the Triumph T120 R Bonneville. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Triumph Bonneville T120R Roadster | Triumph T120 R Bonneville |
|---|---|---|
| Model year | 1969 | 1962 |
| Price | — | — |
| Engine | 649 cc | 649 cc |
| Horsepower | 49 hp | 46 hp |
| Weight | 165 kg | 178 kg |
| Seat height | 31 mm | 30 mm |
| Fuel capacity | 2.5 L | 4.0 L |
| Fuel type | petrol | petrol |
| Transmission | 4-speed | 4-speed |
| Front brakes | Expanding brake (drum brake). Twin Leading Shoe | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Tires | 3.25-19 / 4.00-18 | 3.25-18 / 4.00-18 |
Triumph Bonneville T120R Roadster vs Triumph T120 R Bonneville — which should you buy?
Picking between the Triumph Bonneville T120R Roadster and the Triumph T120 R Bonneville usually comes down to the numbers you care about most. On paper, the Triumph Bonneville T120R Roadster brings 49 hp in a 165 kg package, while the Triumph T120 R Bonneville counters with 46 hp at 178 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: