BMW R2 Series 4 vs Ariel De Dion Tricycle (1935)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the BMW R2 Series 4stacks up against the Ariel De Dion Tricycle. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | BMW R2 Series 4 | Ariel De Dion Tricycle |
|---|---|---|
| Model year | 1935 | 1898 |
| Price | — | — |
| Engine | 198 cc | 198 cc |
| Horsepower | 8 hp | 2 hp |
| Fuel capacity | 2.9 L | — |
| Fuel type | petrol | petrol |
| Transmission | 3-speed | — |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Tires | 2.99-25.00 / 2.99-25.00 | — |
BMW R2 Series 4 vs Ariel De Dion Tricycle — which should you buy?
Picking between the BMW R2 Series 4 and the Ariel De Dion Tricycle usually comes down to the numbers you care about most. On paper, the BMW R2 Series 4 brings 8 hp, while the Ariel De Dion Tricycle counters with 2 hp.
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:

