The Ducati 250 Diana motorcycle specifications include a 249 cc (15.19 cu in) engine, power of 19 hp (13.9 kW) @ 7,750 rpm, and a listed weight of 135 kg (297.6 lb).
Key specifications
The 1961 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
How the Ducati 250 Diana compares
This compares the motorcycle with all Ducati models in this specifications database. The blue marker is this model and the grey line is the Ducati database average.
About 82% lower than the Ducati database average. Around the 4th percentile across Ducati models.
About 72% lower than the Ducati database average. Around the 6th percentile across Ducati models.
About 22% smaller than the Ducati database average. Around the 10th percentile across Ducati models.
Ducati database percentile rankings
Percentiles show where this motorcycle sits across the Ducati specifications database. They are descriptive database rankings, not performance ratings.
19 hp — more powerful than about 4% of Ducati models with power data.
249 cc — larger displacement than about 6% of Ducati models.
13 L — larger than about 10% of Ducati fuel tanks in this database.
Mechanical overview
Additional useful specifications
| Front tire size | 2.75-18 |
|---|---|
| Rear tire size | 3.00-18 |
| Power-to-weight ratio | 0.141 hp/kg |
| Power-to-weight | 140.7 hp/tonne |
| Specific power | 76.3 hp/L |
| Bore/stroke ratio | 1.28:1 (Oversquare) |
Engine specifications
| Engine type | Single cylinder, four-stroke |
|---|---|
| Displacement | 249 cc (15.19 cu in) |
| Power | 19 hp (13.9 kW) @ 7,750 rpm |
| Bore × stroke | 74.0 x 57.8 mm (2.9 x 2.3 inches) |
| Compression ratio | 8.0:1 |
| Cooling system | Air |
| Fuel system | Carburettor. DellÓrto 29mm carbs |
| Fuel control | Desmodromic valve control |
| Starter | Kick |
Transmission and drivetrain
| Final drive | Chain (final drive) |
|---|
Chassis and suspension
| Front suspension | Hydralic telescopic forks |
|---|---|
| Rear suspension | Dual choks |
Brakes, wheels and tires
| Front brakes | Expanding brake (drum brake) |
|---|---|
| Rear brakes | Expanding brake (drum brake) |
| Front tire | 2.75-18 |
| Rear tire | 3.00-18 |
Dimensions and weight
| Dry weight | 135 kg (297.6 lb) |
|---|
Fuel and emissions
| Fuel capacity | 13.00 L (3.43 US gal) |
|---|
Performance
| Top speed | 150.0 km/h (93.2 mph) |
|---|---|
| Power/weight ratio | 0.1407 hp/kg |
Other specifications
| Seat | Dual seat |
|---|
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Ducati models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Ducati information before relying on them. Visit the official Ducati website.