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)

Comparison technical specifications

Add bike	Remove bike	Remove bike	Remove bike	Remove bike
Make:	Harley-Davidson	Triumph	BMW	Yamaha
Model:	Harley Davidson FXDF Dyna Fat Bob	Rocket 3 R 221 Special Edition	F 800GS	FZR 400 Genesis
Years:	2008	2022	2011	1986
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.
Capacity:	1584 cc / 96 cu-in	2458 cc / 150 cub in	798 cc / 47.7 cub-in	399 cc / 24.3 cu-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
Compression Ratio:	9.2:1	10.8:1	12.0:1	11.5:1
Induction:	Electronic Sequential Port Fuel Injection (ESPFI)	Ride-by-Wire, fuel injected	Electronic intake injection, ∅45mm throttle bodies	Carburetor
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.)
Starting:	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
Clutch:	Multi-plate, wet	Wet, multi-plate hydraulically operated, torque assist	Multiplate-plate in oil bath	Wet multiple plates
Transmission:	6 Speed	6 Speed	6 Speed	6 Speed
Final Drive:	Belt	Shaft, bevel box	Chain	Chain
Frame:	Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded	Full aluminum frame	Tubular frame in steal partly carrying the engine	Aluminium delta box
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
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
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
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
Front Tyre:	D427F 130/90B16 67H	150/80 R17 V	90/90 - 21 54V	110/70 R-17
Rear Tyre:	D427 180/70B16 77H	240/50 R16 V	150/70 - 17 69V	140/60 R-18
Seat Height:	Laden2 663 mm / 26.1 in Unladen 686 mm / 27.0 in	773 mm / 30.4 in	880 mm - 850 mm / 34.6 in. - 33.5 in.	785mm / 30.9 in
Dry Weight:	303.7 kg / 7 lbs	291 kg / 641.5 lbs	177.8 kg / 392 lbs	157 kg / 346 lbs
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