Harley-Davidson Harley Davidson FXDF Dyna Fat Bob (2008) vs Triumph Rocket 3 R 221 Special Edition (2022) vs BMW F 800GS (2011) vs Yamaha FZR 400 Genesis (1986) vs Bimota DB6C 1080 Limited Edition (2008) vs Vespa Sprint 50 Notte (2018) vs Bimota BB1 Supermono (1994)

Comparison technical specifications

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Make:	Harley-Davidson	Triumph	BMW	Yamaha	Bimota	Vespa	Bimota
Model:	Harley Davidson FXDF Dyna Fat Bob	Rocket 3 R 221 Special Edition	F 800GS	FZR 400 Genesis	DB6C 1080 Limited Edition	Sprint 50 Notte	BB1 Supermono
Years:	2008	2022	2011	1986	2008	2018	1994
Engine:	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, inline 3-cylinder, DOHC	Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valve per cylinder.	Four stroke, single cylinder, SOHC, 4 valve, catalytic converter	Four stroke, single cylinder, 4 valves per cylinder
Capacity:	1584 cc / 96 cu-in	2458 cc / 150 cub in	798 cc / 47.7 cub-in	399 cc / 24.3 cu-in	1078 cc / 65.8 cub. in.	49 cc / 3 cub in	652 cc / 39.8 cub in
Bore x Stroke:	95.3 x 111.1 mm	110.2 x 85.9 mm	82 x 75.8 mm	54 x 43.6 mm	98 x 71.5mm	39 x 41.8 mm mm	100 x 83 mm
Compression Ratio:	9.2:1	10.8:1	12.0:1	11.5:1	10.5:1	10.5:1	9.5:1
Ignition:	Single-fire, non-wasted, map-controlled spark ignition	Digital inductive type via electronic engine management	Knock control and oxygen sensors.	Analogue CDI (Capacitive Discharge Ign.)	-	Electronic	Digital electronic
Starting:	Electric	Electric	Electric	Electric	Electric	Electric	Electric
Max Torque:	124.7 Nm / 92 ft/ lbs. @ 3000 rpm	221 Nm / 163 ft-lb @ 4000 rpm	80 Nm / 8.2 kgf-m / 59 lb-ft @ 5750 rpm	3.7 kgf-m @ 10000 rpm	103 Nm / 10.5 kg-m / 76 lb-ft. @ 5000 rpm	3.5 Nm / 0.36 kgf-m / 2.6 ft-lbs	57.9 Nm / 42.7 lb-ft @ 6000 rpm
Transmission:	6 Speed	6 Speed	6 Speed	6 Speed	6 Speed	CVT	5 Speed
Final Drive:	Belt	Shaft, bevel box	Chain	Chain	Chain	Belt	Chain
Front Suspension:	49 mm with polished aluminum fork triple clamp and dual-rate springs	Showa 47mm upside-down 1+1 cartridge front forks, compression and rebound adjuster	43mm Marzocchi. Upside down forks	Uprighting telescopic	Marzocchi φ50mm TiN coat full adjustable R.A.C. Inverted fork	Single arm with coil spring and dual action mono shock absorber	Tele hydraulic fork with 43mm stanchions and rebound adjustments
Rear Suspension:	Coil over shock	Fully adjustable Showa piggyback reservoir RSU with remote hydraulic preload adjuster	Double strut swing arm aluminium coast in one piece	Aluminium swing arm	Extreme TEX height adjustment functional attachment full adjustable mono shock	Hydraulic monoshock	Single shock-absorber with compression, rebound and length adjustments
Front Brakes:	2x 299mm disc 4 piston caliper	2x 320 mm discs with Brembo M4.30 Stylema 4-piston radial monobloc calipers	2 x ∅300mm discs, 4 piston calipers	2x discs 2 piston caliper	2x 330mm / 13 in. discs 4 piston caliper	Stainless steel disc, 200 mm, hydraulically operated	Single 320mm / 12.6 in disc 4 piston caliper
Rear Brakes:	Single 292mm disc 2 piston caliper	Single 300mm disc, Brembo M4.32 4-piston monobloc caliper	Single ∅265mm disc, 2 piston caliper	Single disc2 piston caliper	Single 245mm / 9.6 in. disc 2 piston caliper	Drum, 140 mm, mechanically operated	Single 230mm / 9.1 in disc 2 piston caliper
Front Tyre:	D427F 130/90B16 67H	150/80 R17 V	90/90 - 21 54V	110/70 R-17	120/70 ZR17	110/70-11	120/70 ZR17
Rear Tyre:	D427 180/70B16 77H	240/50 R16 V	150/70 - 17 69V	140/60 R-18	180/55 ZR17	20/70-11 in., tubeless	160/60 ZR17
Fuel Capacity:	18 9 Litres / 5.0 US gal	18 Litres / 4.76 US gal	16 Litres / 4.2 US gal.	18 Litres / 4.75 gal	17 Litres / 4.5 US gal	7 Litres / 1.8 US gal	16 Litres / 4.2 US gal