Kawasaki ZX-10 (1990) vs Ducati Monster 620ie Matrix (2001) vs Suzuki GSX-R 750 (2018) vs Suzuki GSX 750SD Katana (1983) vs KTM 250 Duke (2015-17)

Comparison technical specifications

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Make:	Kawasaki	Ducati	Suzuki	Suzuki	KTM
Model:	ZX-10	Monster 620ie Matrix	GSX-R 750	GSX 750SD Katana	250 Duke
Years:	1990	2001	2018	1983	2015-17
Engine:	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, 90° “L” twin cylinder, SOHC, desmodromic 2 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, single cylinder, DOHC, 4 valves per cylinder
Capacity:	997 cc / 60.8 cu-in	618 cc / 37.7 cu in	749 c / 45.7 cub. in.	747 cc / 45.5 cu-in	248.8 cc / 15.2 cu in
Bore x Stroke:	74 x 58 mm	80 x 61.5 mm	70 x 48.7 mm	67 x 53 mm	72 x 61.1 mm
Cooling System:	Liquid cooled	Air cooled	Liquid. High capacity large trapezoidal-shaped radiator which includes compact cooling fan assembly designed for improved air flow.	Air cooled	Liquid cooling system, continuous circulation of cooling liquid with water pump
Compression Ratio:	11.0:1	10.5:1	12.5:1	9.4:1	12.5:1
Induction:	4x 36mm Keihin CV carburtors	Marelli electronic fuel injection 45 mm throttle body	New 32 bit ECM features 1024 kilobytes of ROM for maximum engine performance working in conjunction with the new S-DMS engine management system	4 x 32 mm Mikuni RS32SS carburetors.	Bosch EFI
Ignition:	Electronic	Marelli electronic	Digital DC-CDI	Transistorized	Bosch EMS, contactless controlled fully electronic ignition with digital ignition adjustment
Max Power:	137 hp / 99.9 kW @ 10000 rpm	41.8 kW / 57 hp @ 9500 rpm	110.3 kW / 148 hp @ 12800 rpm	62.6 kW / 84 hp @ 9500 rpm	23.0 kW / 30.87 hp @ 9000 rpm
Max Torque:	3.6 kgf-m / 103 Nm @ 9000 rpm	53.3 Nm / 5.4 kgf-m / 39.3 ft-lb @ 6750 rpm	86.3 Nm / 8.8 kgf-m / 64 ft-lb @ 11200 rpm	68 Nm / 6.93 kgf-m / 50.2 lb-ft @ 8500 rpm	24 Nm / 2.45 kgf-m / 17.7 ft-lb @ 7250 rpm
Transmission:	6 Speed	5 Speed	6 Speed, constant mesh	5 Speed constant mesh	6 Speed
Final Drive:	Chain	Chain	Chain, RK525ROZ5Y, 116 links	Chain Daido D.I.D 630V, 96 links	Chain 520 O-Ring 5/8 x 1/4"
Front Suspension:	41mm Telescopic forks	43 mm Marzocchi upside-down fork	Showa inverted 41 mm cartridge front forks fully adjustable for high and low speed compression, spring preload, and rebound damping	Telescopic, preload adjustable and hydraulic anti-dive.	WP-USD Ø 43 mm.
Rear Suspension:	Uni-trek monoshock,. air assisted 4-way rebound damping adjustment	Progressive linkage with Sachs adjustable monoshock. Aluminium swing-arm. Height-adjustable rear axle	Showa 41mm aluminum alloy rear shock with a 16mm rod diameter are fully adjustable for high and low speed compression, spring preload and rebound damping	Dual shocks, 5-way preload and 4-way rebound damping adjustable.	WP-Monoshock
Front Brakes:	2x 300mm discs 2 piston calipers	2x 320 mm Discs, 4 piston calipers	2 x 310 mm Discs, radial-mount opposed-four-piston Brembo 4 piston monoblock calipers	2 x 275mm Discs, 2 piston calipers	Single 300 mm disc, 4 piston caliper
Rear Brakes:	Single 250mm disc 2 piston caliper	Single 245 mm disc, 2 piston caliper	Single 220 mm disc, Nissin single piston caliper	Single 255 mm disc, 1 piston caliper	Single 230 mm disc, 1 piston caliper, floating
Front Tyre:	120/70-17	120/60-17	120/70 ZR17	3.25 H16	110/70 - ZR17 M/C 54W TL
Rear Tyre:	160/60-18	160/60-17	180/55 ZR17	4.00 H17	150/60 - ZR17 M/C 66W TL
Dry Weight:	222 kg / 490 lbs	177 kg / 390 lbs	156 kg / 344 lbs	228 kg / 503 lbs	139 kg / 306 lbs
Fuel Capacity:	22 Litres / 5.8 US gal	15 L / 4.0 US gal / 3.3 Imp gal	17 Litres / 4.5 US gal / 3.7 Imp gal	22 Litres / 5.8 US gal / 4.8 Imp gal	11 L / 2.9 US gal / 2.4 Imp gal