BMW K1 (1991-92) vs Aprilia SL 750 Shiver (2009) vs BMS Choppers Blue Crush Warrior (Yamaha Road Star Warrior) (2004) vs MV Agusta Brutale 800 RC (2019) vs Harley-Davidson Harley Davidson XL 883L Sportster (2009-10) vs Triumph Rocket 3 R Black (2021)

Comparison technical specifications

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Make:	BMW	Aprilia	BMS Choppers	MV Agusta	Harley-Davidson	Triumph
Model:	K1	SL 750 Shiver	Blue Crush Warrior (Yamaha Road Star Warrior)	Brutale 800 RC	Harley Davidson XL 883L Sportster	Rocket 3 R Black
Years:	1991-92	2009	2004	2019	2009-10	2021
Engine:	Four-stroke, horizontal in line four cylinder, DOHC, 4 valves per cylinder	Four stroke, longitudinal 90°V twin, DOHC, 4 valves per cylinder	Four stroke, 48° V-twin	Four stroke, transverse three cylinder. DOHC, 4 Valve per cylinder with counter-rotating crankshaft	Four stroke, 45° V-Twin, OHV, 2 valves per cylinder.	Four stroke, inline 3-cylinder, DOHC
Capacity:	987 cc / 60.2 cu in	749 cc / 45.7 cu-in	1671 cc / 102 cu in	798 cc / 48.68 cu. in	883 cc / 53.9 cub in.	2458 cc / 150 cub in
Bore x Stroke:	67 x 70 mm	92 x 56.4 mm	97 x 113 mm	79 x 54.3 mm	76.2 x 96.8 mm	110.2 x 85.9 mm
Compression Ratio:	11.0:1	11.0:1	8.3:1	12.3:1	8.8:1	10.8:1
Cooling System:	Liquid cooled	Liquid cooled	Air cooled	Cooling with separated liquid and oil radiators	Air cooled	Liquid cooled
Starting:	Electric	Electric	Electric	Electric	Electric	Electric
Transmission:	5 Speed	6 Speed	5-Speed, close ratio	Cassette style 6 speed constant mesh	5 Speed	6 Speed
Final Drive:	Shaft	Chain Transmission ratio: 16/44	Belt	Chain	Belt	Shaft, bevel box
Front Suspension:	Telescopic fork with hydraulic shock absorber	Ø43 mm upside-down fork.	Ø41 mm Kayaba inverted telescopic fork with adjustable preload	43 mm Marzocchi “UPSIDE DOWN” telescopic hydraulic fork in DLC treated aluminium, with gold colour anodized fork legs and having rebound-compression damping and spring preload external and separate adjustment	39mm Telescopic forks	Showa 47mm upside-down 1+1 cartridge front forks, compression and rebound adjuster
Rear Suspension:	Monolayer swinging arm	Aluminium alloy swingarm with reinforcement truss. Hydraulic shock absorber adjustable in spring preload and rebound damping.	Single shock, link-type with adjustable preload and rebound damping	Progressive Sachs, single shock absorber with rebound and compression damping and spring preload adjustment Single sided swing arm material Aluminium alloy	Coil-over, dual-adjustable preload	Fully adjustable Showa piggyback reservoir RSU with remote hydraulic preload adjuster
Front Brakes:	2 x 305mm discs, 4 piston calipers	2 x Ø320 mm discs, 4 piston caliper	Dual Ø298 mm discs, 4 piston calipers	2x 320mm floating discs Brembo 4 piston calipers	Single 292mm disc 2 piston calipers	2x 320 mm discs with Brembo M4.30 Stylema 4-piston radial monobloc calipers
Rear Brakes:	Single 285mm disc, 1 piston caliper	Single Ø245 mm disc, 2 piston caliper	Single Ø282 mm disc, 2 piston caliper	Single 220mm disc Brembo 2 piston caliper	Single 292mm disc 1 piston caliper	Single 300mm disc, Brembo M4.32 4-piston monobloc caliper
Front Tyre:	120/70 ZR17	120/70 ZR17	130/90-16120/70-ZR18 Radial	120/70 - ZR 17 M/C (58 W)	D401F 100/90-19 57H	150/80 R17 V
Rear Tyre:	160/60 ZR18	180/55 ZR17	200/50-ZR17 Radial	180/55 - ZR 17 M/C (73 W)	D401 150/80B16 71H	240/50 R16 V
Fuel Capacity:	22 L / 5.8 US gal	15 Litres / 3.9 US gal	15.1 L / 4.0 US gal	16.5 Litres / 4.36 US gal	12.5 Litres / 3.3 US gal	18 Litres / 4.76 US gal