Ducati 400SS Junior (Half Fairing) (1991-98) vs Suzuki DR-Z 400S (2004-05) vs Ducati ST2 (1999) vs Ducati 907 IE (1991-92) vs Suzuki SV 650S (1999-00)
Comparison technical specifications
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| Make: | Ducati | Suzuki | Ducati | Ducati | Suzuki |
| Model: | 400SS Junior (Half Fairing) | DR-Z 400S | ST2 | 907 IE | SV 650S |
| Years: | 1991-98 | 2004-05 | 1999 | 1991-92 | 1999-00 |
| Engine: | Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valve per cylinder. | Four stroke, single cylinder, DOHC, 4 valve | Four stroke, 90° “L” twin cylinder, SOHC, desmodromic 2 valve per cylinder, belt driven | Four stroke, 90° “L” twin cylinder, SOHC, desmodromic 2 valve per cylinder, belt driven | Four stroke, 90°-V-twin, DOHC, 4 valves per cylinder |
| Capacity: | 398 cc / 24.3 cu in | 398 cc / 24.3 cu-in | 944 cc / 57.6 cu-in | 904 cc / 55.2 cu in | 645 cc / 39.4 cu-in |
| Bore x Stroke: | 70.5 x 51 mm | 90 x 62.6 mm. | 94 x 68 mm | 92 x 68 mm | 81 x 62.6 mm |
| Compression Ratio: | 10.0:1 | 11.3:1 | 10.2:1 | 9.2:1 | 11.5:1 |
| Cooling System: | Air cooled | Liquid cooled | Liquid cooled | Liquid cooled | Liquid cooled |
| Induction: | Mikuni B79 carburetor | Mikuni BSR36 carburetor | Marelli electronic fuel injection, 45mm throttle body | Weber-Marelli IAW 043 system that integrated ignition and electronic fuel injection. | 2x Mikuni BDSR39 carburetors |
| Ignition: | Kokusan electronic | Digital CDI | Marelli 1.6M, 45 mm throttle bodies | Marelli Digiplex variable advance | Digital transistorised |
| Starting: | Electric | Electric | Electric | Electric | Electric |
| Max Power: | 30.9 kW / 42 hp @ 10000 rpm | 29.2 kW / 39.7 hp @ 8500 rpm | 61 kW / 83 hp @ 8500 rpm | 66.2 kW / 90 hp @ 8500 rpm | 53 kW / 72 hp @ 9000 rpm |
| Transmission: | 6 Speed | 5 Speed | 6 Speed | 6 Speed | 6 Speed |
| Final Drive: | Chain | Chain, #520 | Chain | Chain | Chain, #525 O-ring |
| Front Suspension: | Marzocchi inverted telescopic fork, 40USD/E | Telescopic, 49 mm, oil-damped, 11-way compression damping, adjustable spring preload | Showa 43mm upside-down fully adjustable fork | 42 mm Marzocchi M1R oil-dynamic fork provided with external adjusting system of the extension brake | Telescopic, coil spring, oil damped, fully adjustable preload |
| Rear Suspension: | Cantilever swingarm, Marzocchi PBS1R monoshock, preload and rebound damping | Link-type, fully adjustable spring preload, 26-way compression damping | Progressive linkage with fully adjustable Showa GD082 monoshock with piggy back aluminum swing arm | Swinging fork with oil-dynamic adjustable mono shock, Marzocchi Duoshock | Link-type, 7-way adjustable spring preload |
| Front Brakes: | Single 320 mm disc | Single 250mm disc, 2 piston caliper | 2 x 320 mm Discs, 4 piston calipers | 1991: 2 x 300 mm Discs, 2 piston calipers 1992: 2 x 320 mm Discs, 2 piston calipers | 2 x 290 mm Discs, 2 piston calipers |
| Rear Brakes: | Single 245 mm disc | Single 220mm disc, 1 piston caliper | Single 245 mm disc, 2 piston caliper | Single 245 mm disc, 1 piston caliper | Single 240 mm disc, 2 piston caliper |
| Front Tyre: | 130/60 VR17 | 80/100-21 | 120/70 - ZR17 | 120/70-17 | 120/60 ZR17 |
| Rear Tyre: | 160/60 VR17 | 120/90-18 | 170/60 - ZR17 | 170/60-17 | 160/60 ZR17 |
| Dimensions: | Length: 2020 mm / 79.5 in Width: 730 mm / 28.7 in Height: 1110 mm / 43.7 in | Length 2310 mm / 90.9 in Width 875 mm / 34.4 in. Height 1230 mm / 48.4 in | Length: 2070 mm / 81.5 in Width: 910 mm / 35.8 in Height: 1320 mm / 52.0 in | Length: 2090 mm / 82.3 in Width: 700 mm / 27.6 in Height: 1160 mm / 45.7 in | Length 2045 mm / 80.5 in Width 790 mm / 31.1 in Height 1060 mm / 41.7 in |
| Wheelbase: | 1410 mm / 55.5 in | 1485 mm / 58.5 in | 1430 mm / 56.3 in | 1490 mm / 58.7 in | 1 420 mm / 55.9 in |
| Seat Height: | 750 mm / 29.5 in | 935 mm / 36.8 in | 820 mm / 32.3 in | 780 mm / 30.7 in | 800 mm / 31.5 in |
| Dry Weight: | 173 kg / 381 lbs | 132 kg / 291 lbs | 212 kg / 437.3 lbs | 215 kg / 474 lbs | 169 kg / 372 lbs |
| Fuel Capacity: | 17 L / 4.5 US gal / 3.7 Imp gal | 10 Litres / 2.6 US gal / 2.2 Imp gal | 22.7 L / 6.0 US gal / 5.0 Imp gal | 21 L / 5.5 US gal / 4.6 Imp gal | 17 Litres / 4.5 US gal / 3.7 Imp gal |
| Standing ¼ Mile: | 14.7 sec | 13.9 sec | 12.1 sec / 175 km/h / 109 mph | 12.1 sec / 177.3 km/h / 110 mph | 11.85 sec / 177 km/h / 110 mph |
| Top Speed: | 180 km/h / 112 mph | 152 km/h / 94 mph | 215.5 km/h / 134 mph | 221.8 km/h / 137.8 mph | 204.3 km/h / 126.9 mph |