Ducati 907 IE (1991-92) vs Ducati 748 Biposto (1999-00) vs Ducati 750 F1 Desmo (1987)
Comparison technical specifications
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| Make: | Ducati | Ducati | Ducati |
| Model: | 907 IE | 748 Biposto | 750 F1 Desmo |
| Years: | 1991-92 | 1999-00 | 1987 |
| Engine: | Four stroke, 90° “L” twin cylinder, SOHC, desmodromic 2 valve per cylinder, belt driven | Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven | Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valves per cylinder, belt driven |
| Capacity: | 904 cc / 55.2 cu in | 748 cc / 45.6 cu in | 748 cc / 45.6 cu in |
| Bore x Stroke: | 92 x 68 mm | 88 x 61.5 mm | 88 x 61.5 mm |
| Compression Ratio: | 9.2:1 | 11.5:1 | 10.0:1 |
| Induction: | Weber-Marelli IAW 043 system that integrated ignition and electronic fuel injection. | Weber I.A.W. CPU 1.6M | 2 x 36 mm Dell'Orto PHF36 carburetors |
| Ignition: | Marelli Digiplex variable advance | Electronic | Kokusan electronic |
| Battery: | 12V 19Ah | 12V 16Ah | Yuasa 12V 14Ah |
| Starting: | Electric | Electric | Electric |
| Max Power: | 66.2 kW / 90 hp @ 8500 rpm | 72.1 kW / 98 hp @ 1100 rpm | 55.2 kW / 75 hp @ 9000 rpm |
| Clutch: | Dry, multiplate | Dry, multi-plate, hydraulic control | Wet, multiplate |
| Transmission: | 6 Speed | 6 Speed | 5 Speed |
| Primary Drive Ratio: | 2.000:1 (31/62) | 2:1 (31/62) | 1.972:1 (36/71) |
| Gear Ratios: | 1st 2.466 / 2nd / 1.764 / 3rd 1.350 / 4th 1.091 / 5th 0.958 / 6th 0.857:1 | 1st 2.466 / 2nd 1.765 / 3rd 1.400 / 4th 1.182 / 5th 1.043 / 6th 0.958:1 | 1st 2.500 / 2nd 1.714 / 3rd 1.333 / 4th 1.074 / 5th 0.966:1 |
| Final Drive Ratio: | 2.666:1 (15/40) | 2.71:1 (14/38) | 2.666:1 (15/40) |
| Final Drive: | Chain | Chain, 520 VL4 - 5/8" x 1/4" | Chain |
| Front Suspension: | 42 mm Marzocchi M1R oil-dynamic fork provided with external adjusting system of the extension brake | Inverted type, 43 mm diameter stanchions, Showa GD051, fully adjustable | 40 mm Forcella Italia fork |
| Rear Suspension: | Swinging fork with oil-dynamic adjustable mono shock, Marzocchi Duoshock | Progressive linkage with adjustable monoshock, Sachs | Round section chrome-moly steel swingarm with adjustable (for preload) cantilever mono-shock, Marzocchi PVS 4 |
| Front Brakes: | 1991: 2 x 300 mm Discs, 2 piston calipers 1992: 2 x 320 mm Discs, 2 piston calipers | 2 x 320mm Discs, 4 piston calipers | 2 x 280mm Discs, single piston caliper. |
| Rear Brakes: | Single 245 mm disc, 1 piston caliper | Single 220 mm disc, 1 piston caliper | Single 260 mm disc |
| Front Tyre: | 120/70-17 | 120/60 ZR17 | 120/80 V16 |
| Rear Tyre: | 170/60-17 | 180/55 ZR17 | 130/80 V18 |
| Dimensions: | Length: 2090 mm / 82.3 in Width: 700 mm / 27.6 in Height: 1160 mm / 45.7 in | Length: 2050 mm / 80.7 in Width: 685 mm / 27.0 in Height: 1090 mm / 42.9 in | Length: 2110 mm / 83.1 in Width: 690 mm / 27.2 in Height: 1130 mm / 44.5 in |
| Wheelbase: | 1490 mm / 58.7 in | 1410 mm / 55.5 in | 1400 mm / 55.1 in |
| Seat Height: | 780 mm / 30.7 in | 790 mm / 31.1 in | 750 mm / 29.5 in |
| Dry Weight: | 215 kg / 474 lbs | 202 kg / 441 lbs | 175 kg / 386 lbs |
| Fuel Capacity: | 21 L / 5.5 US gal / 4.6 Imp gal | 17 Litres / 4.5 US gal / 3.7 Imp gal | 18 L / 4.8 US gal / 4.0 Imp gal |
| Top Speed: | 221.8 km/h / 137.8 mph | 248.7 km/h / 154.3 mph | 200 km/h / 124 mph |