Yamaha XS 650 / TX 650A (1975-76) vs Harley-Davidson Harley Davidson FXDC Dyna Super Glide Custom (2011-12) vs Harley-Davidson Harley Davidson FLTRU Road Glide Ultra (2011) vs Yamaha Star Star Venture (2018-19) vs Yamaha XS 650SE II (1980-81)

Comparison technical specifications

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Make:	Yamaha	Harley-Davidson	Harley-Davidson	Yamaha	Yamaha
Model:	XS 650 / TX 650A	Harley Davidson FXDC Dyna Super Glide Custom	Harley Davidson FLTRU Road Glide Ultra	Star Star Venture	XS 650SE II
Years:	1975-76	2011-12	2011	2018-19	1980-81
Engine:	Four stroke, parallel twin cylinder, SOHC, 2 valves per cylinder.	Four stroke, 45° V-Twin, Twin Cam 96 vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two valves per cylinder	Four stroke, V-Twin, Twin Cam 103™ Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder, with Integrated Oil-Cooler	Four stroke, pushrod 48° V-Twin, OHV, 4 valves per cylinder	Four stroke, parallel twin cylinder, SOHC, 2 valves per cylinder.
Capacity:	653 cc / 39.8 cu in	1584 cc / 96 cu-in	1690 cc / 103.1 cu-in	1854 cc / 113 cu-in	653 cc / 39.8 cu in
Bore x Stroke:	75 x 74 mm	95.3 x 111.1 mm	98.4 x 111.1 mm	100 х 118 mm	75 x 74 mm
Compression Ratio:	8.4:1	9.2:1	9.6:1	9.5:1	8.5:1
Cooling System:	Air cooled	Air cooled	Air cooled	Air cooled	Air cooled
Induction:	2 x Mikuni carburetors	Electronic Sequential Port Fuel Injection (ESPFI)	Electronic Sequential Port Fuel Injection (ESPFI)	Yamaha Fuel Injection with YCC-T and D-Mode	2 x Mikuni BS34SU carburetors
Ignition:	Battery, induction coil	Single-fire, non-wasted, map-controlled spark ignition	Single-fire, non-wasted, map-controlled spark ignition	Digital TCI	Battery, induction coil
Starting:	Electric and kick	Electric	Electric	Electric	Electric and kick
Max Torque:	54 Nm / 5.5 kgf-m / 39.8 lb-ft @ 6800 rpm	124.7 Nm / 92 ft/ lbs. @ 3000 rpm	135 Nm / 100 ft/lb @ 3250 rpm	170.8 Nm / 126 ft-lb @ 2250 rpm	54 Nm / 5.5 kgf-m / 39.8 lb-ft @ 5500 rpm
Transmission:	5 Speed	6 Speed	6 Speed	6 Speed	5 Speed
Final Drive:	Chain	Belt	Belt	Belt	Chain
Front Suspension:	Telescopic forks	49 mm with polished aluminum fork triple clamp and dual-rate springs,	41.3 mm telescopic, cartridge-style damping	46mm telescopic fork	Telescopic forks
Rear Suspension:	Dual shock absorbers	Coil over shock ,	Short, air-adjustable shock	Single shock with remote preload adjustment	Dual shock absorbers
Front Brakes:	Single disc	Single 300mm disc 4 piston caliper	2x 292mm disc 4 piston caliper	2x 298 mm discs 4 piston calipers, ABS	Twin hydraulic discs, 267 mm
Rear Brakes:	Drum	Single 292mm disc 4 piston caliper	Single 292mm disc 4 piston caliper	Single 320 mm disc 1 piston caliper, ABS	Single hydraulic disc, 267 mm
Front Tyre:	3.50H-19 4PR	100/90-19 57H	BW 130/80B17 65H	130/70 R18	3.50S-19
Rear Tyre:	4.00H-18 4PR	160/70B17 73V	BW 180/65B16 81H	200/55 R17	130/90S-16
Dimensions:	Length: 2179 mm / 85.8" Width: 899 mm / 35.4" Height: 1161 mm / 45.7"	Length 2364.0 mm / 93.1 in Width 921.0 mm / 36.3 in Height 1194.0 mm / 47.0 in	Length 2525 mm / 99.4 in.	Length 2700.0 mm / 106.3 in Width 1013.5 mm / 39.9 in Height 1409.7 - 1501.1 mm / 55.5 - 59.1 in	Length: 2130 mm / 83.9" Width: 930 mm / 36.6" Height: 1225 mm / 48.2"
Wheelbase:	1435 mm / 56.5"	1640.0 mm / 64.6 in	1630 mm / 64.1 in	1717 mm / 67.6 in	1435 mm / 56.5"
Ground Clearance:	150 mm / 5.5"	142 mm / 5.6 in	125 mm / 4.9 in	140 mm / 5.5 in	135 mm / 5.3"
Fuel Capacity:	15 Litres / 4.0 US gal	18 2 Litres / 4.8 US gal	22.7 Litres / 6.0 US gal	25 Litres / 6.6 US gal	11.5 Litres / 3.0 US gal