Harley-Davidson Harley Davidson XLS 1000 Roadster 25th Anniversary XLS (1982) vs Harley-Davidson Harley Davidson Softail Fat Boy (2014) vs Harley-Davidson Harley Davidson FLSTF/I Fat Boy Limited Edition 15th Anniversary (2005) vs Harley-Davidson Harley Davidson FLHTCUI Electra Glide Ultra Classic (2005-06) vs Harley-Davidson Harley Davidson FLHTCUTG Tri Glide Ultra Classic (2015) vs Harley-Davidson Harley Davidson FLHT 1340 Electra Glide Classic (1982-83) vs Harley-Davidson Harley Davidson FLSTF/I Fat Boy (2005-06) vs Harley-Davidson Harley Davidson FLHS 1340 Electra Glide (1981-82)

Comparison technical specifications

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Make:	Harley-Davidson	Harley-Davidson	Harley-Davidson	Harley-Davidson	Harley-Davidson	Harley-Davidson	Harley-Davidson	Harley-Davidson
Model:	Harley Davidson XLS 1000 Roadster 25th Anniversary XLS	Harley Davidson Softail Fat Boy	Harley Davidson FLSTF/I Fat Boy Limited Edition 15th Anniversary	Harley Davidson FLHTCUI Electra Glide Ultra Classic	Harley Davidson FLHTCUTG Tri Glide Ultra Classic	Harley Davidson FLHT 1340 Electra Glide Classic	Harley Davidson FLSTF/I Fat Boy	Harley Davidson FLHS 1340 Electra Glide
Years:	1982	2014	2005	2005-06	2015	1982-83	2005-06	1981-82
Engine:	Four stroke, 45° V-Twin, OHV, 2 valves per cylinder	Four stroke, V-Twin, Twin Cam 103B Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, two valves per cylinder, with Integrated Oil-Cooler	Four stroke, 45° V-Twin, Twin Cam 88® vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two valves per cylinder	Four stroke, 45° V-Twin, Twin Cam 88® vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two valves per cylinder	Four stroke, Twin Cam 103™ Valves Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters: two valves per cylinder	Four stroke, 45° V-Twin, OHV, 2 valves per cylinder.	Four stroke, 45° V-Twin, Twin Cam 88® vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two valves per cylinder	Four stroke, 45° V-Twin, OHV, 2 valves per cylinder.
Capacity:	998 cc / 60.8 cu-in	1690 cc / 103.1 cub in.	1449 cc / 88.4 cu-in	1449 cc / 88.4 cu-in	1690 cc / 103.1 cub in.	1337 cc / 81.5 cu-in	1449 cc / 88.4 cu-in	1337 cc / 81.7 cu-in
Bore x Stroke:	81 x 96.8 mm	98.4 x 111.1 mm	95.3 x 101.6 mm	95.3 x 101.6 mm	98.4 x 111.1 mm	88.8 x 108 mm	95.3 x 101.6 mm	88.8 x 108.0 mm
Cooling System:	Air cooled	Air cooled	Air cooled	Air cooled	Air/water cooled	Air cooled	Air cooled	Air cooled
Compression Ratio:	8.8;1	9.6:1	8.9:1	8.9:1	10.0:1	8.5:1	8.9:1	8.5:1
Induction:	38mm Keihin carburetor	Electronic Sequential Port Fuel Injection (ESPFI)	Carburetion 40 mm constant velocity with enrichener and accelerator pump ESPFI 38 mm throttle bore electronic sequential port fuel injection	Electronic Sequential Port Fuel Injection ESPFI	Electronic Sequential Port Fuel Injection (ESPFI)	38mm Keihin carburetor	Carburetion 40 mm constant velocity with enrichener and accelerator pump ESPFI 38 mm throttle bore electronic sequential port fuel injection	38mm Keihin Carburettor
Ignition:	Transistorized	Single-fire, non-wasted, map-controlled spark ignition	Single-fire, non-wasted, map-controlled spark ignition	Single-fire, non-wasted, map-controlled spark ignition	Single-fire, non-wasted, map-controlled spark ignition	Electronic	Single-fire, non-wasted, map-controlled spark ignition	Solid state electronic
Starting:	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric
Max Torque:	55 ft-lb / 74 Nm @ 4000 rpm	134 Nm / 13.7 kgf-m / 98.8 ft. lbs @ 3500 rpm	116.6 Nm / 86 lb-ft @ 3500rpm	116.6 Nm / 86 lb-ft @ 3500rpm	138 Nm / 14.1 kgf-m / 101.8 ft/lb / @ 3750 rpm	69 ft-lb / 93.5 Nm @ 3000 rpm	116.6 Nm / 86 lb-ft @ 3500rpm	69 lb-ft @ 3000 rpm
Final Drive:	Chain	Belt	Belt	Belt	Belt	Cgaub	Belt	Chain
Front Suspension:	Telehydraulic forks	41.3 mm telescopic, chrome dust covers	41.3 mm Telescopic forks with ”beer can” covers	Air-adjustable	41.3 mm telescopic, triple-circuit damping,	Center-axle fork with 41mm tubes	41.3 mm Telescopic forks with ”beer can” covers	Telescopic forks
Rear Suspension:	Dual shocks swinging arm fork	Hidden, horizontal-mounted, coil-over shock	Hidden, horizontal-mounted, coil-over shock	Air-adjustable	Air-adjustable	Shock absorbers, adjustable for spring preload	Hidden, horizontal-mounted, coil-over shock	Dual shocks swinging arm
Front Brakes:	2x 254mm discs	2x Discs 4 piston caliper	Single 292mm disc 4 piston caliper	2x 292mm discs 4 piston calipers	2 x 300mm disc, 4 piston caliper	2x 292mm discs 4 piston calipers	Single 292mm disc 4 piston caliper	Single 254mm disc 1 piston caliper
Rear Brakes:	Single 292mm disc	Single disc 2 piston caliper	Single 292mm disc 4 piston caliper	Single 292mm disc 4 piston caliper	2 x 229mm disc, 1 piston caliper	Single 292mm disc 4 piston caliper	Single 292mm disc 4 piston caliper	Single 254mm disc 1 piston caliper.
Front Tyre:	MJ 90-19	140/75R17 67V	D402F MT90B16 72H	130/90-16	MT90B16 72H	MT 90-16	D402F MT90B16 72H	MT90-16T
Rear Tyre:	MT90-16	200/55R17 78V	D401 150/80B16 71H	130/90-16	2x P205/65R15	MT 90-16	D401 150/80B16 71H	MT90-16
Fuel Capacity:	15 Litres / 3.9 US gal	18.9 Litres / 5.0 US gal	18.9 Litres / 5.0 US gal	19 Litres / 5.0 US gal	22.7 Litres / 6.0 US gal	19 Litres / 5.0 US gal	18.9 Litres / 5.0 US gal	19 Litres / 5.0 US gal