Ducati Diana Mark 3 vs Mondial FB 250 (1966)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Ducati Diana Mark 3stacks up against the Mondial FB 250. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Ducati Diana Mark 3 | Mondial FB 250 |
|---|---|---|
| Model year | 1966 | 1957 |
| Price | — | — |
| Engine | 249 cc | 249 cc |
| Horsepower | 24 hp | — |
| Weight | 135 kg | — |
| Fuel capacity | 3.4 L | — |
| Fuel type | petrol | petrol |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
Ducati Diana Mark 3 vs Mondial FB 250 — which should you buy?
Picking between the Ducati Diana Mark 3 and the Mondial FB 250 usually comes down to the numbers you care about most. On paper, the Ducati Diana Mark 3 brings 24 hp in a 135 kg package, while the Mondial FB 250 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:

