Ducati 620 Sport (full fairing) (2003) vs Kawasaki Ninja 125 (2019) vs Triumph Street Triple 765S (2017) vs Suzuki Boulevard C90 B.O.S.S (2017-18) vs Honda CB 650 (1978-79) vs Honda CBR 250R (1988-89) vs Moto Guzzi V7III Rough (2018-19) vs Kawasaki KLR 650 (1993-94) vs Honda CB 250N (1978-81) vs Moto Guzzi Quota 1100ES (2000-)

Comparison technical specifications

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Make:	Ducati	Kawasaki	Triumph	Suzuki	Honda	Honda	Moto Guzzi	Kawasaki	Honda	Moto Guzzi
Model:	620 Sport (full fairing)	Ninja 125	Street Triple 765S	Boulevard C90 B.O.S.S	CB 650	CBR 250R	V7III Rough	KLR 650	CB 250N	Quota 1100ES
Years:	2003	2019	2017	2017-18	1978-79	1988-89	2018-19	1993-94	1978-81	2000-
Engine:	Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valve per cylinder, belt driven	Four stroke, single cylinder, DOCH, 4 valve	Four stroke, in-line 3-cylinder, DOHC, 4 valve per cylinder	Four stroke, 54° V-twin, SOHC, 3 valves per cylinder	Four stroke, transverse four cylinder, SOHC, 2 valves per cylinder.	Four stroke, Transverse four cylinder, DOHC, 4 valve per cylinder.	Four stroke, V twin, longitudinally mounted, OHV, 2 valves with light alloy pushrods and rockers	Four stroke, single cylinder, DOHC, 4 valve	Four stroke, parallel twin cylinder, OHC, 3 valve per cylinder	Four stroke, 90° V twin, longitudinally mounted, OHV, 2 valve per cylinder.
Capacity:	618 cc / 37.7 cu in	125 cc / 7.6 cu in	765 cc / 46.6 cu-in	1462 cc / 89.2 cu-in	626.8 cc / 38.2 cu-in	249 cc / 15.2 cu-in	744 cc / 45.4 in	651 cc / 39.7 cu-in	249 cc / 15.2 cu-in	1064 cc / 64.9 cu-in
Bore x Stroke:	80 x 61.5 mm	58.0 x 47.2mm	78 x 53.4 mm	96 x 101 mm	59.8 x 55.8 mm	48.5 x 33.8 mm	80 x 74 mm	100 х 83 mm	62 x 41.4 mm	92 x 80 mm
Compression Ratio:	10.5:1	11.7:1	12.65:1	9.5:1	9.0:1	11.5:1	9.6:1	9.5:1	9.4:1	9.5:1
Cooling System:	Air cooled	Air cooled	Liquid-cooled	Liquid cooled	Air cooled.	Liquid cooled	Air cooled	Liquid cooled	Air cooled	Air cooled
Induction:	Marelli CPU 5.9M electronic fuel injection, 45 mm throttle body	Fuel injection (ø28 x 1)	Multipoint sequential electronic fuel injection with SAI. Electronic throttle control	Fuel injected	4x 26mm Keihin carburetors	Carburetor	Weber- Marelli electronic injection	Keihin CVK40 carburetor	29mm Mikuni carburetor	Weber-Marelli fuel-injection
Ignition:	Marelli electronic	B&C (TCBI, B. P&EL. ADV.)	Digital - inductive type	Digital transistorized	Transistorized	CDI	Magneti Marelli electronic digital	Digital TCBI	Capacitor discharger	Electronic
Max Power:	45 kW / 61hp @ 8750 rpm	11.0 kW / 14.8 hp @ 10,000 rpm	111 hp / 83kW @ 11,250 rpm	49.2 kW / 66 hp @ 4800 rpm	63 hp / 46.9 kW @ 9000 rpm	40 hp / 29.2 kW @ 14500 rpm	38 kW / 52 hp @ 6200 rpm	48 hp / 35.0 kW @ 6500 rpm	27 hp / 12.4 kW @ 10000 rpm	70 hp / 51 kW @ 6200 rpm
Max Torque:	54 Nm / 5.5 kgf-m /39.8ft-lb @ 6500 rpm	11.7 Nm / 8.6 lb-ft @ 7,700 rpm	53.8 lb-ft / 73 Nm @ 9,100 rpm	115 Nm /11.7 kgf-m / 84.8 ft-lbs @ 2800 rpm	51.5 Nm / 38 ft-lb @ 8000 rpm	40 hp / 29.2 kW @ 14500 rpm	60 Nm / 44.2 lb-ft @ 4900 rpm	5.3 kgf-m / 38.3 lb-ft @ 5500 rpm	20 Nm / 14.7 lb-ft @ 8500 rpm	85 Nm / 62.7 lb-ft @ 3800 rpm
Transmission:	5 Speed	6 Speed, return shift	6 Speed, close ratio	5 Speed	5 Speed	6 Speed	6 Speed	5 Speed	6 Speed	5 Speed
Final Drive:	Chain	Chain	O ring chain	Shaft	Chain	Chain	Shaft	Chain	Chian	Shaft
Front Suspension:	Marzocchi 43 mm upside-down fork	37mm Telescopic Fork	Showa 41 mm upside down separate function forks (SFF)	Telescopic, coil springs, oil damped	Centre axle coil spring forks	Telescopic forks	Marzocchi Ø 40 mm telescopic front forks	38mm Air assisted Kayaba forks	Telescopic forks, 115mm wheel travel	42mm Marzocchi fork
Rear Suspension:	Progressive cantilever linkage with fully adjustable, Sachs Boge monoshock with position-sensitive damping	Uni Track Swingarm	Showa piggyback reservoir monoshock, stepped preload adjuster	Link type, coil spring, oil damped	Dual Showa dampers. adjustable spring preload.	Pro-link. swing arm	Die-cast alloy swing arm with 2 shocks with adjustable spring preload (Öhlins fully adjustable for Racer)	Single Kayaba shock	Dual shock with adjustable preload, 65mm wheel travel	Marzocchi monoshock with preload and rebound damping adjustment
Front Brakes:	2x 320 mm Discs, 4 piston calipers	Single 290mm Disc, Dual Piston Calipers	2 x 310 mm floating discs, Nissin 2-piston sliding calipers	Dual 300 mm discs, 4 piston caliper	Single 275mm discs 1 piston calipers	2x Hydraulic discs	320 mm stainless steel floating discs, Brembo callipers with 4 differently sized opposed pistons	Single 230mm disc	Single 273mm disc	2x 296mm discs 2 piston calipers
Rear Brakes:	Single 245 mm disc, 2 piston caliper	Single 220mm Disc	Single 220 mm fixed disc, Brembo single piston sliding calliper	Single 180 mm disc, 2 piston caliper	180mm Drum	Single hydraulic disc	260 mm, stainless steel disc, floating calliper with 2 pistons	Single 204mm disc	160 Drum	Single 260mm disc 2 piston caliper
Front Tyre:	120/70 ZR17	100/80-17M/C 52S	120/70 ZR17 Pirelli Diablo Rosso Corsa	130/80-17M/C 65H, tubeless	3.50-19	100/70 -17	18″	90/90 -21	3.60-19	90/90-121
Rear Tyre:	160/60 ZR17	130/70-17M/C 62S	180/55 ZR17 Pirelli Diablo Rosso Corsa	200/60-16M/C 79H, tubeless	4.50-17	130/70-17	17″	130/80-17	4.10-18	130/80-17
Fuel Capacity:	16 L / 4.2US gal / 3.5 Imp gal	11 Litres / 2.9 US gal	17.4 Litres / 4.6 US gal / 3.8 Imp gal	18 Litres / 4.8 US gal	18 Litres / 4.7 US gal	14 Litres / 3.6 US gal	21 Litres / 5.5 US gal	23 Litres / 6.0 US gal	14 Litres / 3.7 US gal	20 Litres / 5.3 US gal