BMW R 50/5 (1969-73) vs Honda NX 650 Dominator (2000-01) vs Honda NX 650 Dominator (1992) vs BMS Choppers 250SS Road Star (2005) vs Honda VFR 400Z (1987) vs Honda XR 230R (2010-)

Comparison technical specifications

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Make:	BMW	Honda	Honda	BMS Choppers	Honda	Honda
Model:	R 50/5	NX 650 Dominator	NX 650 Dominator	250SS Road Star	VFR 400Z	XR 230R
Years:	1969-73	2000-01	1992	2005	1987	2010-
Engine:	Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder.	Four-stroke, single cylinder, SOHC, 4 valve per cylinder	Four-stroke, single cylinder, SOHC, 4 valve per cylinder	Four stroke, 48° V-twin	Four stroke 90°V-four cylinder, DOHC, 4 valves per cylinder	Four stroke, single-cylinder, OHC
Capacity:	494 cc / 30.1 cu in.	644 cc / 39.2 cu-in	644 cc / 39.2 cu-in	1671 cc / 102 cu in	399 cc / 15.7 cu-in	223 cc / 13.6 cu-in
Bore x Stroke:	67 x 70.6	100 x 82 mm	100 x 82 mm	97 x 113 mm	55 x 42 mm	65.5 x 66.2 mm
Compression Ratio:	8.6:1	8.3:1	8.3:1	8.3:1	11.3:1	9.0:1
Cooling System:	Air cooled	Air cooled	Air cooled	Air cooled	Liquid cooled	Air cooled
Induction:	2 x Bing carburetors	Single 40mm Keihin VE-type carburetor	Single 40mm Keihin VE-type carb	Ø40 mm Mikuni CV carburetor with throttle position sensor	4x 34mm Keihin CV type carburetors	Carburettor VE3AF
Starting:	Electric & kick	Electric	Electric	Electric	Electric	Electric
Final Drive:	Shaft	Chain	Chain	Belt	Chain	Chain
Frame:	Double loop steel tubular frame	Steel, Single cradle frame	Steel, Single cradle frame	Double tube cradle, single sided swingarm	Twin-spar aluminum	Semi-double cradle
Front Suspension:	Telescopic fork with hydraulic shock absorber	41mm leading-axle fork	41mm leading-axle fork	Ø43 mm Telescopic fork with adjustable preload	41mm inverted forks: preload and rebound damping	Telescopic forks
Rear Suspension:	Long swing arm with suspension units and oil pressure shock absorbers	Pro-Link,	Pro-Link,	Single shock, link-type	Rising-rate monoshock: pre-load and rebound damping	Swinging arm
Front Brakes:	∅200mm Drum, duplex full hub	Single 256mm disc 2 piston caliper	Single 256mm disc 2 piston caliper	Dual Ø298 mm discs, 4 piston calipers	2x 269mm 4 piston calipers	Single disc 2 piston caliper
Rear Brakes:	∅200mm Drum, simplex full hub	Single 220mm disc 1 piston caliper	Single 220mm disc 1 piston caliper	Single Ø320 mm disc, 2 piston caliper	Single disc 2 piston caliper	Single disc
Front Tyre:	3.25 -S19"	90/90–21	90/90–21	130/90-16	100/90 R16	2.75-21
Rear Tyre:	4.00 -S18"	120/90–17	120/90–17	150/80-16	140/60 R18	120/80-8
Seat Height:	850 mm / 33.5"	870 mm / 24.2 in	870 mm / 24.2 in	709 mm / 27.9 in	870 mm / 30.7 in	805 mm / 31.7 in
Fuel Capacity:	24 L / 6.3 US gal	16 Litres / 4.2 US gal	16 Litres / 4.2 US gal	20.1 L / 5.3 US gal	18 Litres / 4.0 US gal	8.7 Litres / 2.3 US gal