Yamaha XJ 900F (1985-89) vs Yamaha WR 250Z (1996) vs Yamaha XVS 250 Drag star (2000-01) vs Yamaha V-Max (1984-87) vs Yamaha XSR 700 (2020)

Comparison technical specifications

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Make:	Yamaha	Yamaha	Yamaha	Yamaha	Yamaha
Model:	XJ 900F	WR 250Z	XVS 250 Drag star	V-Max	XSR 700
Years:	1985-89	1996	2000-01	1984-87	2020
Engine:	Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder.	Two stroke, single cylinder	Four stroke, V-twin cylinder, SOHC, 2 valves per cylinder.	Four stroke, V-four, DOHC, 4 valve per cylinder.	Four stroke, Parallel twin cylinder, DOHC, 4-valve per cylinder
Capacity:	891 cc / 54.3 cu-in	249 cc / 15.2 cu-in	249 cc / 15.2 cu-in	1198 cc / 73.1 cu-in	689 cc / 42.0 cu-in
Bore x Stroke:	68.5 x 60.5 mm	68 x 68.8 mm	49 x 66 mm	76 х 66 mm	80.0 x 68.6 mm
Cooling System:	Air cooled	Liquid cooled	Air cooled	Liquid cooled	Liquid cooled
Compression Ratio:	9.6:1	10.9:1	10:1	10.5:1	11.5 : 1
Induction:	4x Mikuni BS36	Mikuni VM38SS carburetor	Carburetor	4x 35mm Mikuni BDS35 carburetor	Fuel Injection
Ignition:	CDI	CDI	Digital CDI	CDI	TCI
Starting:	Electric	Kick	Electric	Electric	Electric
Max Power:	98 hp / 72 kW @ 9000 rpm	49.8 hp / 37.2 kW @ 8250 rpm	21 hp / 15.4 kW @ 8000 rpm	145 hp / 108 kW @ 9000 rpm	55.0 kW / 74.8 PS @ 9000 rpm
Max Torque:	81 Nm / @ 7000 rpm	4.69 kgf-m / 44.5 Nm @ 7500 rpm	20 Nm / 15.3 lb-ft @ 6000 rpm	12.4 kgf-m / 89.6 lb-ft @ 7500 rpm	68.0 Nm / 6.9 kg-m @ 6500 rpm
Clutch:	Wet, 6 springs	Multi-plate wet clutch	Wet, multiple discs, cable operated	Wet, multi disc	Wet, Multiple Disc
Transmission:	5 Speed	5 Speed	5 Speed	5 Speed	Constant Mesh, 6-speed
Final Drive:	Shaft	Chain	Chain	Shaft	Chain
Front Suspension:	37mm Telescopic fork	43mm inverted fork	Cartridge telescopic forks	40mm Kayaba forks, Air pressure	Telescopic forks
Rear Suspension:	Twin shock, Swingarm	Monocross, swinging arm	Dual shock, Swingarm	Dual Kayaba shocks, adjustable for preload damping.	Swingarm, (Link type suspension)
Front Brakes:	2x 267mm discs	Single 204mm disc	Single 282mm disc	2x 298mm discs 2 piston calipers	2x 282mm Hydraulic discs
Rear Brakes:	Single 267mm disc,	Single 189mm disc	130mm Drum	Single 282mm disc 2 piston caliper	Single 245mm Hydraulic disc
Front Tyre:	100/90-18	80/100-21	80/100-18	110/90-18	120/70 ZR 17M/C(58V) (Tubeless)
Rear Tyre:	120/90-18	110/100-18	130/90-15	150/90-15	180/55 ZR 17M/C(73V) (Tubeless)
Wheelbase:	1480 mm / 58.2 in	1480 mm / 58.2 in	1530 mm / 58.9 in	1590 mm / 65.6 in	1405 mm / 55.3 in
Seat Height:	780mm / 30.7 in	978 mm / 38.5 in	670 mm / 26.4 in	765 mm / 30.1 in	815 mm / 32.0 in
Ground clearance:	145mm / 5.7 in	398 mm / 15.6 in	150 mm / 5.9 in	145 mm / 5.7 in	140 mm / 5.5 in
Fuel Capacity:	22 Litres / 5.8 US gal	13 Litres / 3.4 US gal	11 Litres / 2.9 US gal	15 Litres / 3.9 US gal	14 Litres / 3.7 US gal