Harley-Davidson Harley Davidson XLS 1000 Roadster (1979-85) vs Aprilia RSV-4 APRC / ABS (2011) vs Harley-Davidson Harley Davidson FLHTCUTG Tri Glide Ultra (2017-18) vs Yamaha FZ 16 Vixion (2008-10) vs Yamaha XT 600Z Ténéré 1VJ (1987) vs Yamaha XJ 900F (1990-93) vs Harley-Davidson Harley Davidson FLHTC Electra Glide Classic (2011)

Comparison technical specifications

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Make:	Harley-Davidson	Aprilia	Harley-Davidson	Yamaha	Yamaha	Yamaha	Harley-Davidson
Model:	Harley Davidson XLS 1000 Roadster	RSV-4 APRC / ABS	Harley Davidson FLHTCUTG Tri Glide Ultra	FZ 16 Vixion	XT 600Z Ténéré 1VJ	XJ 900F	Harley Davidson FLHTC Electra Glide Classic
Years:	1979-85	2011	2017-18	2008-10	1987	1990-93	2011
Engine:	Four stroke, 45° V-Twin, OHV, 2 valves per cylinder	Four stroke, longitudinal 65° V four , DOHC, 4 valves per cylinder	Four stroke, V-Twin, Milwaukee-Eight 107, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder	Four stroke, single cylinder, SOHC, 2-valve	Four stroke, single cylinder, SOHC, 4 valve	Four stroke, transverse four cylinder, DOHC, 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
Capacity:	998 cc / 60.8 cu-in	999.1 cc / 61.0 cu-in	1746 cc / 107 cub in.	153 cc / 9.3 cu-in	595 cc / 36.3 cu-in	891 cc / 54.3 cu-in	1584 cc / 96 cu-in
Bore x Stroke:	81 x 96.8 mm	78 x 52.3 mm	100 x 111 mm / 3.937 x 4.374 in	58 × 57.9mm	95 x 84 mm	68.5 x 60.5 mm	95.2 x 111.2 mm
Cooling System:	Air cooled	Liquid cooled	Air cooled	Air-cooled	Air/oil cooled,	Air cooled	Air cooled
Compression Ratio:	8.8;1	13.0:1	10.0:1	9.5:1	8.5:1	9.6:1	9.2:1
Induction:	38mm Keihin carburetor	Airbox with front dynamic air intakes. Variable length intake ducts controlled via ECU. 4 Weber-Marelli 48-mm throttle bodies with 8 injectors and latest generation Ride-by-Wire engine management. Choice of three different engine maps selectable by the rider with bike in motion: T (Track), S (Sport), R (Road) Magneti Marelli digital electronic ignition system integrated in engine control system, with one spark plug per cylinder and "stick-coil"-type coils	Electronic Sequential Port Fuel Injection (ESPFI)	26mm CV BS26 carburetor	27mm Dual stage Teikei Y 27 PV carburetor	4x Mikuni BS36	Electronic Sequential Port Fuel Injection (ESPFI)
Ignition:	Transistorized	Electronic digital ignition integrated in the fuel management system.	Single-fire, non-wasted, map-controlled spark ignition	CDI	CDI	CDI	Single-fire, non-wasted, map-controlled spark ignition
Max Torque:	55 ft-lb / 74 Nm @ 4000 rpm	115 Nm / 11.7 kgf-m / 84.8 lb-ft @ 10000 rpm	154 Nm / 113.6 lb-ft @ 3250 rpm	14 Nm / 10.3 lb-ft @ 6000 rpm	4.5 kgf-m / 51 Nm @ 5750 rpm	81 Nm / @ 7000 rpm	124.7 Nm / 92 ft. lbs @ 3000 rpm
Transmission:	4 Speed	6 Speed	6 Speed	5 Speed	5 Speed	5 Speed	6 Speed
Final Drive:	Chain	Chain	Belt	Chain	Chain	Shaft	Belt
Front Suspension:	Telehydraulic forks	Upside-down Sachs fork with Ø43 mm stanchions. Aluminium radial caliper mounts. Completely adjustable spring preload and hydraulic compression and rebound damping.	41.3 mm telescopic, triple-circuit damping,	41mm Telescopic Forks	Telescopic air assisted	37mm Telescopic fork	41.3 mm telescopic, cartridge-style damping
Rear Suspension:	Dual shocks swinging arm fork	Double braced aluminium swingarm; mixed low thickness and sheet casting technology. Sachs piggy back monoshock with completely adjustable: spring preload, wheelbase, hydraulic compression and rebound damping. APS progressive linkage.	Air-adjustable	Monocross type	Monocross infinite preload 5-way damping adjustable	Twin shock, Swingarm	Short, air-adjustable shock
Front Brakes:	2x 254mm discs	2 x Ø320 mm diameter floating stainless steel disc with lightweight stainless steel rotor and aluminium flange with 6 pins. Brembo monobloc radial calipers with 4 x Ø34 mm opposite. Sintered pads. Radial pump and metal braided brake hose	2x 300mm disc, 4 piston caliper	Single 257mm disc 2 piston caliper	Single 260mm disc	2x 267mm discs	2x 292mm disc 4 piston caliper
Rear Brakes:	Single 292mm disc	Single Ø220 mm diameter disc, Brembo floating caliper with two Ø32 mm isolated pistons. Pump with integrated tank and metal braided hose	2x 229mm disc, 1 piston caliper	130mm Drum	180 drum	Single 267mm disc,	Single 292mm disc 4 piston caliper
Front Tyre:	MJ 90-19	120/70 ZR17	MT90B16 72H	100/80-17	3.00-21	100/90-18	MT90B16
Rear Tyre:	MT90-16	200/55 ZR 17 (alternative: 190/50 ZR 17; 190/55 ZR17)	2x P205/65R15	140/60-R17	460-18	120/90-18	MU85B16
Fuel Capacity:	13.5 Litres / 3.5 US gal	17 Liters / 4.4 US gal	22.7 Litres / 6.0 US gal	13 Litres / 3.2 US gal	24 Litres / 6.3 US gal	22 Litres / 5.8 US gal	22.7 Litres / 6.0 US gal