Harley-Davidson Harley Davidson XG 750 Street Rod (2019-20) vs Ducati 749 Dark (2005) vs KTM 620 LC4 Supermono (1998) vs Honda XR 230R (2010-) vs Yamaha XJ 600S Diversion (1992-97) vs Ducati 900 SS (1978)

Comparison technical specifications

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Make:	Harley-Davidson	Ducati	KTM	Honda	Yamaha	Ducati
Model:	Harley Davidson XG 750 Street Rod	749 Dark	620 LC4 Supermono	XR 230R	XJ 600S Diversion	900 SS
Years:	2019-20	2005	1998	2010-	1992-97	1978
Engine:	Four stroke, Revolution X™ 60° V-Twin, SOHC, 4 valves per cylinder.	Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valve per cylinder.	Four stroke, single cylinder, SOHC, 4 valves	Four stroke, single-cylinder, OHC	Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder	Four stroke, 90°“L”twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven
Capacity:	749 cc / 46 cub in	748.4 cc / 45.7 cu in	609 cc / 37.2 cu in	223 cc / 13.6 cu-in	599 cc / 36.5 cu-in	864 cc / 52.7 cu in
Bore x Stroke:	85 x 66 mm	90 x 58.8 mm	101 x 76 mm	65.5 x 66.2 mm	58.5 x 55.7 mm	86 x 74.4 mm
Cooling System:	Liquid cooled	Liquid cooled	Liquid cooled	Air cooled	Air cooled	Air cooled
Compression Ratio:	12.0:1	11.7:1	10.4:1	9.0:1	10:1	9.5:1
Induction:	Mikuni Twin Port Fuel Injection, 42 mm bore	Marelli electronic fuel injection, 54 mm throttle body	Dell'Orto PHM 40 SD	Carburettor VE3AF	4x 28mm Mikuni BDS28 downdraft carburettors	2 x Dell'Orto PHM 40 A, B or C carburetors
Starting:	Electric	Electric	Kick & electric	Electric	Electric	Kick (electric as an option)
Final Drive:	Belt	Chain	Chain	Chain	Chain	Chain
Front Suspension:	43mm upside down forks	Showa 43mm fully-adjustable upside-down fork with TiN	WP Telescopic forks, compression and rebound adjustable	Telescopic forks	38mm Telescopic forks, no adjustment	38 mm Marzocchi fork
Rear Suspension:	Dual shock absorbers with external reservoirs	Progressive linkage with fully-adjustable Showa monoshock	Single chock, preload, compression and rebound adjustable	Swinging arm	Monocross monoshock adjustable for preload	Marzocchi 310 mm dual shocks, 3-way adjustable
Front Brakes:	2X 300mm floated discs 2 piston	2 x 320mm Disc, 4 piston calipers	Single 320 mm disc, 4 piston caliper	Single disc 2 piston caliper	Single 320mm disc 2 piston caliper	2 x 280mm Disc, 1 piston caliper
Rear Brakes:	Singe floated disc 2 piston	Single 245 mm disc, 2 piston caliper	Single 220 mm disc, 1 piston caliper	Single disc	Single 245mm disc 1 piston caliper	Single 229 mm disc
Wheelbase:	1508 mm / 59.4 in	1420 mm / 55.9 in	1510 mm / 59.4 in	1336 mm / 52.6 in	1445 mm / 56.8 in	1500 mm / 59.0 in
Fuel Capacity:	13.1 Litres / 3.5 US gal	15.5 L / 4.1 US gal / 3.4 Imp gal	12 L / 3.2 US gal / 2.6 Imp gal	8.7 Litres / 2.3 US gal	17 Litres / 4.4 US gal	20 L / 5.3 US gal / 4.4 Imp gal