Ducati 750 Supersport (1992) vs Kawasaki ZX-6R Ninja KRT Edition (2017) vs Royal Enfield Bullet 500 (2000-) vs Ducati 750 TT1 (1981-84) vs Vespa 125 U (1953)

Comparison technical specifications

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Make:	Ducati	Kawasaki	Royal Enfield	Ducati	Vespa
Model:	750 Supersport	ZX-6R Ninja KRT Edition	Bullet 500	750 TT1	125 U
Years:	1992	2017	2000-	1981-84	1953
Engine:	Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Four Stroke, single Cylinder, OHV, 2 valve	Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valves per cylinder, belt driven	Two stroke, single cylinder
Capacity:	748 cc / 45.6 cu-in	636 cc / 38.8 cub in	499 cc / 30.4 cu-in	748 cc / 45.6 cu in	124.8 cc 7.6 cub in
Bore x Stroke:	88 x 61.5 mm	67.0 x 45.1mm	84 x 90 mm	88 x 61.5 mm	56.5 x 49.8 mm
Compression Ratio:	9.0:1	12.9:1	8.5:1	10.2:1	6.4:1
Ignition:	Kokusan electronic	TCBI with digital advance	Electronic Ignition	KokusanBosch BTZ electronic	Flywheel, magneto
Starting:	Electric	Electric	Kick	Electric	Kick start
Max Power:	48.5 kW / 66 hp @ 8500 rpm	97.7 kW / 131 hp @ 13500 rpm	27.2 hp / @ 5250 rpm	58.8 kW / 80 hp @ 10500 rpm	3.3 kW / 4.5 hp @ 5800 rpm
Clutch:	Wet, multiplate	Wet multi-disc, manual	Mulitiplate	Wet, multiplate	Wet, multiplate
Transmission:	5 Speed	6 Speed	4 Speed	5 Speed	3 speed
Final Drive:	Chain	520 series X-ring chain	Chain	Chain, 520 DID	Direct drive
Front Suspension:	41 mm Showa GD 031 inverted telescopic fork	41mm inverted Showa BP-SFF fork with top-out springs, stepless compression and rebound damping, adjustable spring preload	Telescopic, Hydraulic Damping, Stroke 130 mm wheel travel	35 mm Marzocchi magnesium fork	Variable flexible coil spring
Rear Suspension:	Showa GD 022-007-OX monoshock, cantilever swingarm	Bottom-link Uni-Trak® with gas-charged shock, top-out spring and pillow ball upper mount, stepless compression damping, 25-way adjustable rebound damping, fully adjustable spring preload	Swing Arm With Gas Shock Absorbers, Stroke 80 mm wheel travel	Round section chrome-moly steel swingarm with adjustable (for preload) cantilever mono-shock, Marzocchi PVS 1	Double hydraulic shock absorbers
Front Brakes:	Single 320mm discs, 2 piston caliper	2 x 310mm petal rotors with dual radial-mount, Nissin four-piston, monobloc calipers and available KIBS ABS	Single disc	2 x 280 mm Discs	124 mm drum
Rear Brakes:	Single 245 mm disc, 2 piston caliper	Single 220mm petal rotor with single-piston caliper and KIBS ABS	Drum	Single 260 mm disc	126 mm drum
Front Tyre:	120/60-17, Dunlop Sportmax Radial	120/70 ZR17	90/90 -19	Slicks	3.5 x 8"
Rear Tyre:	170/60-17, Dunlop Sportmax Radial	180/55 ZR17	100/90 -19	Slicks	3.5 x 8"
Seat Height:	780 mm / 30.7 in	830.5 mm / 32.7 in.	800 mm / 31.5 in	762 mm / 30.0 in	775 mm / 30.5 in