Kawasaki VN 1500 Vulcan (1991-94) vs Kawasaki ER-5 Twister (2003-05) vs Kawasaki KDX 250R (1990-92) vs BMW R nineT Pure (2021) vs Kawasaki GTR1000 / ZG 1000 Concours (1990-93) vs Kawasaki Zephyr 400 X Final Edition (2009)

Comparison technical specifications

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Make:	Kawasaki	Kawasaki	Kawasaki	BMW	Kawasaki	Kawasaki
Model:	VN 1500 Vulcan	ER-5 Twister	KDX 250R	R nineT Pure	GTR1000 / ZG 1000 Concours	Zephyr 400 X Final Edition
Years:	1991-94	2003-05	1990-92	2021	1990-93	2009
Engine:	Four stroke, 50° V-Twin, SOHC, 4 valves per cylinder	Four stroke, parallel twin cylinders, DOHC, 4 valves per cylinder.	Two stroke, single cylinder, reed valve	Four stroke, two cylinder horizontally opposed Boxer, two camshafts and four radially aligned valves per cylinder, central counterbalancer shaft.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke parallel twin cylinder. DOHC, 4 valves per cylinder
Capacity:	1470 cc / 89.7 cu-in	498 cc / 30.4 cu-in	249 cc / 15.2 cu-in	1170 cc / 71.4 cub in	997 cc / 60.8 cu-in	399 cc / 24.4 cu-in
Bore x Stroke:	102 x 90 mm	74 x 58 mm	67.4 х 70 mm	101 x 73 mm	74 x 58 mm	55 х 42 mm
Cooling System:	Liquid cooled	Liquid cooled	Liquid cooled	Air/Oil cooled	Liquid cooled	Air cooled
Compression Ratio:	8.8:1	9.8:1	10.2:1	12.0:1	10.2:1	10.3:1
Induction:	2x Keihin CV 40mm carburetor	2x 34mm Keihin CVK	KEIHIN PWK-38. carburetor	Electronic intake pipe injection / digital engine management with overrun cutoff, twin-spark ignition	4 x 32mm Keihin CV carburetors	4X Keihin CVK30 carburetors
Starting:	Electric	Electric	Electric	Electric	Electric	Electric
Max Power:	60.9 hp / 44.5 kW @ 4300 rpm	50 hp / 36.5 kW @ 8500 rpm	40 hp / 29.8 kW @ 7000 rpm	80 kW /109 hp @ 7250 rpm	110 hp / 85 kW @ 9500 rpm (ZG 1100 - 97 hp / 72.3 kW @ 7000 rpm)	49 hp / 36.8 kW @ 11000 rpm
Max Torque:	117.6 Nm / 12 kg-m @ 3300 rpm	45.2 Nm / 33.2 lb-ft @ 7000 rpm	4.1 kgf-m @ 6500 rpm	116 Nm / 11.8 kgf-m / 85.6 lb-ft @ 6000 rpm	10 kgf-m @ 6500 rpm	3.1 kgf m / 22.4 lb-ft @ 10500 rpm
Front Suspension:	Centre axle forks with 41mm tubes, 150mm wheel travel	37 mm telescopic fork	43mm conventional cartridge fork	46 mm upside-down telescopic forks	41mm Telescopic, air-assisted adjustable preload	Telescopic forks
Rear Suspension:	Dual shock absorbers adjustable for spring preload, 100mm wheel travel.	Dual rear shocks with 5-way adjustable preload	UNI-TRAK® single-shock system	Cast aluminium single swinging arm with BMW Motorrad Paralever; central spring strut, spring preload fully adjustable by hook wrench, adjustable rebound-stage damping	UNI-TRAK with adjustable preload, rebound damping and air pressure	Dual shocks
Front Brakes:	Single disc 1 piston caliper	Single 280mm disc 2 piston caliper	Single 250mm disc 2 piston caliper	2 x 320 mm discs, 4 piston calipers	2x 272mm discs 1 piston caliper	2x discs
Rear Brakes:	Single disc 1 piston caliper	160mm drum	Single 230mm disc 1 piston caliper	Single 265 mm disc, 2 piston floating caliper	Single 280mm disc 1 piston caliper	Single disc
Front Tyre:	100/90-19	110/70 R17	80/100-21	120/70 - ZR17	110/80 VR18	110/80-17
Rear Tyre:	150/90-15	130/70 R17	110/100-18	180/55 - ZR17	130/80 VR16	140/70-18
Wheelbase:	1665 mm / 65.5 in	1430 mm / 56.3 in	1475 mm / 58.0 in	1493 mm / 58.7 in	1554 mm / 61.2 in	1435 mm / 56.5 in
Seat Height:	750 mm / 29.5 in	815 mm / 32.1 in	935 mm / 36.8 in	805 mm / 31.7 in	797 mm / 31.0 in	770 mm / 30.1 in
Fuel Capacity:	16 Litres / 4.2 US gal	17 Litres / 4.4 US gal	12.5 Litres / 3.3 US gal	17 Litres / 4.5 US gal	28.5 Litres / 7.5 US gal	14 Litres / 3.6 US gal