Aprilia RX 125R (1996-97) vs Ducati 750 Sport (1974-78)
Comparison technical specifications
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| Make: | Aprilia | Ducati |
| Model: | RX 125R | 750 Sport |
| Years: | 1996-97 | 1974-78 |
| Engine: | Single cylinder, two stroke | Four stroke, 90°“L”twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven |
| Capacity: | 124.8 cc / 7.6 cu in | 748 cc / 45.6 cu-in |
| Bore x Stroke: | 54 x 54.5 mm | 80 x 74.4 mm |
| Compression Ratio: | 12.5:1 | 9.3:1 |
| Induction: | Dell'Orto Ø 34 mm carburetor | 2 x Dell'Orto PHF 32A carburetors |
| Starting: | Electric and kick | Kick |
| Max Power: | 23.1 kW / 31.0 hp @ 10800 rpm | 45.6 kW / 62 hp @ 8200 rpm |
| Transmission: | 6 Speed | 5 Speed |
| Final Drive: | Chain | Chain |
| Front Suspension: | Upside down fork | Ceriani telescopic fork |
| Rear Suspension: | Swinging fork swingarm with single shock absorber | Dual shocks, Marzocchi 305 mm, 3-way adjustable |
| Front Brakes: | Single Ø 250 mm disc | Single 275 mm disc, Lockheed caliper |
| Rear Brakes: | Single Ø 220mm disc | 200 mm Drum |
| Front Tyre: | 90/90-21 | 3.25 - 19 |
| Rear Tyre: | 120/80-19 | 3.50 - 18 or 4.10 - 18 |
| Dry Weight: | 105 kg / 231 lbs | 182 kg / 401 lbs |
| Fuel Capacity: | 11.5 L / 3.o US gal | 17 Litres / 4.5 US gal / 3.7 Imp gal |
| Top Speed: | 128.0 km/h / 79.5 mph | 210 km/h / 131 mph |