Ducati 620 Sport (2003) vs Ducati 450 R/T (1971) vs Ducati 916 (1994) vs Ducati 900 SS (1975) vs Ducati 749S (2003) vs Ducati 916 (1996) vs Ducati 999 R (2003)

Comparison technical specifications

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Make:	Ducati	Ducati	Ducati	Ducati	Ducati	Ducati	Ducati
Model:	620 Sport	450 R/T	916	900 SS	749S	916	999 R
Years:	2003	1971	1994	1975	2003	1996	2003
Engine:	Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valve per cylinder, belt driven	Four stroke, single cylinder, SOHC, bevel gear driven	Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valve per cylinder, belt driven	Four stroke, 90°“L”twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven	Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valve per cylinder, belt driven	Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valve per cylinder, belt driven	Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven
Capacity:	618 cc / 37.7 cu in	435.7 cc / 26.6 cu in	916 cc / 55.9 cu in	864 cc / 52.7 cu in	748.4 cc / 45.7 cu in	916 cc / 55.9 cu in	999 cc / 70 cu in
Bore x Stroke:	80 x 61.5 mm	86 x 75 mm	94 x 66 mm	86 x 74.4 mm	90 x 58.8 mm	94 x 66 mm	104 x 58.8 mm
Compression Ratio:	10.5:1	9.0:1	11.0:1	9.5:1	12.3:1	11.0:1	12.3:1
Cooling System:	Air cooled	Air cooled	Liquid cooled	Air cooled	Liquid cooled	Liquid cooled	Liquid cooled
Induction:	Marelli CPU 5.9M electronic fuel injection, 45 mm throttle body	Dell'Orto VHB 29 AD	Weber I.A.W. CPU P8 electronic indirect injection	2 x Dell'Orto PHM 40 A, B or C carburetors	Marelli electronic fuel injection, 54 mm throttle body	Weber I.A.W. CPU P8 electronic indirect injection	Weber Marelli electronic fuel injection, 54 mm throttle body
Ignition:	Marelli electronic	Flywheel magneto	Electronic I.A.W	Electronic	Digital CDI	Electronic I.A.W	Marelli electronic
Starting:	Electric	Kick	Electric	Kick (electric as an option)	Electric	Electric	Electric
Max Power:	45 kW / 61hp @ 8750 rpm	38 hp / 28.3 kW @ 6500 rpm	83.8 kW / 114 hp @ 9000 rpm	58.8 kW / 80 hp @ 7500 rpm	81 kW / 110 hp @ 10500 rpm	83.8 kW / 114 hp @ 9000 rpm	101 kW / 139 hp @ 10500 rpm
Clutch:	Wet, multiplate	Wet, multiplate	Dry, multiplate	Wet, multiplate	Dry multiplate with hydraulic control	Dry, multiplate	Dry multiplate with hydraulic control
Transmission:	5 Speed	5 Speed	6 Speed	5 Speed	6 Speed	6 Speed	6 Speed
Final Drive:	Chain	Chain	Chain	Chain	Chain	Chain	Chain
Front Suspension:	Marzocchi 43 mm upside-down fork	Marzocchi telescopic fork	43 mm Adjustable Showa GD051 inverted fork	38 mm Marzocchi fork	Showa 43mm fully-adjustable upside-down fork with TiN	43 mm Adjustable Showa GD051 inverted fork	Öhlins 43mm upside-down fully adjustable fork with TiN surface treatment
Rear Suspension:	Progressive cantilever linkage with fully adjustable, Sachs Boge monoshock with position-sensitive damping	Swingarm, dual Marzocchi shocks	Showa GD52-007-02, rising rate progressive linkage adjustable monoshock	Marzocchi 310 mm dual shocks, 3-way adjustable	Progressive linkage with fully-adjustable Showa monoshock	Showa GD52-007-02, rising rate progressive linkage adjustable monoshock	Progressive linkage with fully adjustable Öhlins monoshock
Front Brakes:	2x 320 mm Discs, 4 piston calipers	Drum	2 x 320 mm Discs, 4 piston calipers	2 x 280mm Disc, 1 piston caliper	2 x 320mm Disc, 4 piston calipers	2 x 320 mm Discs, 4 piston calipers	2 x 320 mm Discs, 4 piston calipers
Rear Brakes:	Single 245 mm disc, 2 piston caliper	Drum	Single 220 disc, 2 piston caliper	Single 229 mm disc	Single 245 mm disc, 2 piston caliper	Single 220 disc, 2 piston caliper	Single 245mm disc, 2 piston caliper
Wheelbase:	1405 mm / 55.3in	1435.1 mm / 56.5 in	1410 mm / 56.6 in	1500 mm / 59.0 in	1420 mm / 55.9 in	1410 mm / 56.6 in	1420 mm / 55.9 in
Seat Height:	815mm / 32.1in	838.2 mm / 33.0 in	790 mm / 31.1 in	760 mm / 29.9 in	780 mm / 30.7 in	790 mm / 31.1 in	780 mm / 30.7 in
Fuel Capacity:	16 L / 4.2US gal / 3.5 Imp gal	8.5 L / 2.25 US gal	17 Litres / 4.4 US gal / 3.7 Imp gal	20 L / 5.3 US gal / 4.4 Imp gal	15.5 L / 4.1 US gal / 3.4 Imp gal	17 Litres / 4.4 US gal / 3.7 Imp gal	15.5 Litres / 4.1 US gal / 3.4 Imp gal