Yamaha XS 650 (XS-1F) (1971) vs Yamaha TDM 900A (2004-05) vs Ducati 998 S Bayliss Replica (2002) vs Yamaha WR450F (2017-18) vs Yamaha MT-09 Street Rally (2014) vs Yamaha XMAX 250 (2014-15)

Comparison technical specifications

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Make:	Yamaha	Yamaha	Ducati	Yamaha	Yamaha	Yamaha
Model:	XS 650 (XS-1F)	TDM 900A	998 S Bayliss Replica	WR450F	MT-09 Street Rally	XMAX 250
Years:	1971	2004-05	2002	2017-18	2014	2014-15
Engine:	Four stroke, parallel twin cylinder, SOHC, 2 valves per cylinder.	Four stroke, parallel twin cylinder, DOHC, 5 valves per cylinder	Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valve per cylinder, belt driven	Four stroke, Single cylinder, DOHC, 4 titanium valves	Four stroke, transverse three cylinder, DOHC, 4 valves per cylinder	Four stroke, single cylinder, SOHC
Capacity:	653 cc / 39.8 cu in	897 cc / 54.7 cu-in	998 cc / 60.9 cu in	449 cc / 27.4 cu in	847 cc / 51.6 cu-in	249.7 cc / 15.2 cu-in
Bore x Stroke:	75 x 74 mm	92 x 67.5 mm	100 x 63.5 mm	97.0 x 60.8mm	78 x 59.1 mm	69 x 66.8 mm
Compression Ratio:	8.4:1	10.4:1	11.4:1	12.5:1	11.5 :1	11.2:1
Cooling System:	Air cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled
Lubrication:	Wet sump	Dry sump	Wet sump	Dry sump	Wet sump	Wet sump
Induction:	2 x Mikuni BS38 carburetors	Electronic Fuel Injection	Weber Marelli CPU 5.9M, 54mm throttle bodies, electronic fuel injection	44mm Keihin® fuel injection	Electronic Fuel Injection	Fuel Injection
Ignition:	Battery, induction coil	TCI	Digital CDI	TCI: Transistor Controlled Ignition	Transistorized coil ignition	TCI
Starting:	Kick	Electric	Electric	Electric	Electric	Electric
Max Power:	39.5 kW / 53 hp @ 7200 rpm	86.2 hp / 63.4kW @ 7500 rpm	100 kW / 136 hp @ 10200 rpm	NA	84.6 kW / 114 hp @ 10000 rpm	20.1 hp / 14.7 kW) @ 7500 rpm
Max Torque:	54 Nm / 5.5 kgf-m / 39.8 lb-ft @ 6800 rpm	88.8 Nm / 9.1 kgf-m @ 6000 rpm	101 Nm / 74.4 lb-ft @ 8000 rpm	NA	87.5 Nm / 8.9 kgf-m @ 8500 rpm	21 Nm / 15.5 lb-ft @ 6000 rpm
Transmission:	5 Speed	6 speed	6 Speed	5-Speed, Wide-ratio constant-mesh	6 Speed	Automatic
Final Drive:	Chain	Chain	Chain	O-ring chain	Chain	Belt
Front Suspension:	Telescopic forks	Telescopic fork	Öhlins upside down fork with 43 mm of condition pipe diameter, TiN coating	48mm Kayaba spring-type fork with speed sensitive, damping; fully adjustable	Telescopic fork	Telescopic fork, 110mm wheel travel.
Rear Suspension:	Dual shock absorbers	Swingarm Link-type	A arm rocker with progressively working Öhlins central shock strut	Swingarm, link suspension, mono shock, Kayaba single shock; fully adjustable	Swingarm link suspension	Unit swing, 95mm wheel travel.
Front Brakes:	Single disc	2 x 298mm discs with ABS	2 x 320 mm Discs, 4 piston calipers	Single hydraulic single 270 mm disc 4 piston caliper	Single 245mm disc	Single 267mm disc
Rear Brakes:	Drum	Single 248mm disc with ABS	Single 220 mm disc, 2 piston caliper	Single 245 mm disc 2 piston caliper	2x 298mm discs	Single 240mm disc
Front Tyre:	3.50-19	120/70 ZR18	120/70 ZR17	80/100-21	120/70 ZR17 M/C (58W) (Tubeless)	120/70-M15
Rear Tyre:	4.00-18	160/60 ZR17	190/50 ZR17	120/90-18	180/55 ZR17 M/C (73W) (Tubeless)	140/70-M14
Dimensions:	Length: 2175 mm / 85.6" Width: 905 mm / 35.0" Height: 1135 mm / 44.7"	Length 2180 mm / 85.8 in Width 800 mm / 31.5 in Height 1290 mm / 50.8 in	Length 2030 mm / 79.9 in Width 780 mm / 30.7 in Height 1080 mm / 42.5 in	Length: 2165 mm / 85.2 in Width: 825 mm / 32.5 in Height: 1280 mm / 50.4 in	Length 2075 mm / 81.6 in Width 815 mm / 32.1 in Height 1135 mm / 44.6 in	Height 1337 mm 52.6 in Length: 2220 mm / 87.4 in
Wheelbase:	1410 mm / 55.5"	1485 mm / 58.5 in	1410 mm / 55.5 in	1465 mm / 57.7 in	1440 mm / 56.6 in	1545 mm / 60.8 in
Fuel Capacity:	12.5 Litres / 3.3 US gal	20 Litres / 5.2 US gal	17 Litres / 4.5 US gal / 3.7 Imp gal	7.5 Litres / 2.0 US gal	14 Litres / 3.7 US gal	11.8 Liters / 3.3 gal