BMW R28 Military vs Ariel Arrow Super Sport 250 (1964)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the BMW R28 Militarystacks up against the Ariel Arrow Super Sport 250. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | BMW R28 Military | Ariel Arrow Super Sport 250 |
|---|---|---|
| Model year | 1964 | 1962 |
| Price | — | — |
| Engine | 247 cc | 247 cc |
| Horsepower | 18 hp | 20 hp |
| Weight | — | 132 kg |
| Seat height | 31 mm | 30 mm |
| Fuel capacity | 4.0 L | 3.0 L |
| Fuel type | petrol | petrol |
| Transmission | 4-speed | 4-speed |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Tires | 3.27-18 / 3.27-18 | 3.25-16 / 3.25-16 |
BMW R28 Military vs Ariel Arrow Super Sport 250 — which should you buy?
Picking between the BMW R28 Military and the Ariel Arrow Super Sport 250 usually comes down to the numbers you care about most. On paper, the BMW R28 Military brings 18 hp, while the Ariel Arrow Super Sport 250 counters with 20 hp at 132 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:

