Yamaha YZF-R 15 V2.0 (2013-14) vs Yamaha WR450F (2013-14) vs Ducati Monster S4R Testastretta (2007) vs Yamaha WR 250R (2013) vs Yamaha WR 250F (2013-14) vs Ducati 1000 Sport Classic Biposto (2007) vs Yamaha WR 125X (2013-14) vs Ducati 1000S Sport Classic Limited Edition (2007) vs Yamaha XVS 133 V-Star Tourer (2013-14) vs Yamaha YZF-R 125 Race-Blu Special Edition (2013)

Comparison technical specifications

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Make:	Yamaha	Yamaha	Ducati	Yamaha	Yamaha	Ducati	Yamaha	Ducati	Yamaha	Yamaha
Model:	YZF-R 15 V2.0	WR450F	Monster S4R Testastretta	WR 250R	WR 250F	1000 Sport Classic Biposto	WR 125X	1000S Sport Classic Limited Edition	XVS 133 V-Star Tourer	YZF-R 125 Race-Blu Special Edition
Years:	2013-14	2013-14	2007	2013	2013-14	2007	2013-14	2007	2013-14	2013
Engine:	Four stroke, single cylinder, SOHC, 4 valve	Four stroke, Single cylinder, DOHC, 5 valves	Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valves per cylinder	Four stroke, single cylinder, DOHC, 4 valve	Four stroke, single cylinder, DOHC, 5 valve	Four stroke, 90° “L” twin cylinder, desmodromic 2 valves per cylinder, operated by four rocker arms (two opening rockers and 2 closing rockers) SOHC. Driven by the crankshaft through spur gears, timing belt pulleys and toothed timing belts	Four stroke, forward inclined single cylinder, DOHC, 4 valve	Four stroke, 90° “L” twin cylinder, desmodromic 2 valves per cylinder, operated by four rocker arms (two opening rockers and 2 closing rockers) SOHC. Driven by the crankshaft through spur gears, timing belt pulleys and toothed timing belts	Four stroke, 60° V-twin cylinder SOHC, 4-valve	Four stroke, single cylinder, SOHC, 4 valve
Capacity:	149 cc / 9.15 cu-in	449 cc / 27.4 cu in	998 cc / 60.9 cu in	249 cc / 15.2 cub in.	249 cc / 15.2 cu-in	992 cc / 60.5 cu in	124.7	992 cc / 60.5 cu in	1304 cc / 80 cu-in	124 cc / 7.6 cu-in
Bore x Stroke:	57.0 x 58.7 mm	95 x 63.4 mm	100 x 63.5 mm	77 x 53.6 mm	77 x 53.6 mm	94 x 71.5 mm	52 x 58.6 mm	94 x 71.5 mm	100 x 83 mm	52 × 58.6 mm
Cooling System:	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled,	Air cooled	LLiquid cooled	Air cooled	Liquid cooled,	Liquid cooled
Compression Ratio:	10.4:1	12.3:1	11.4:1	11.8:1	12.5:1	10.0:1	11.2:1	10.0:1	9.5:1	10.4:1
Induction:	Fuel Injection	39mm Keihin FCR flat-slide throttle position sensor	Marelli electronic fuel injection, 50 mm throttle bodies	Electronic fuel injection	Keihin FCR-MX37 flat-slide w/throttle position sensor)	Marelli electronic fuel injection, 45 mm throttle bodies	Fuel injection	Marelli electronic fuel injection, 45 mm throttle bodies	Dual bore 40mm Fuel Injection	Fuel Injection
Ignition:	TCI	CDI	Marelli Electronic	TCI	Digital CDI	Marelli electronic	TCI	Marelli electronic	Digital TCI	TCI
Starting:	Electric	Electric & kick	Electric	Electric	Electric / Kick	Electric	Electric	Electric	Electric	Electric
Transmission:	6 Speed	5-Speed, constant mesh	6 Speed	6 Speed	5 Speed	6 Speed	5 Speed	6 Speed	5 Speed	6 Speed
Final Drive:	Chain	Chain	Chain; front sprocket 15; rear sprocket 42	Chain	#520 Chain	Chain; front sprocket 15; rear sprocket 39	Chain	Chain; front sprocket 15; rear sprocket 39	Belt	Chain
Front Suspension:	Up-sidedown Telescopic fork	48mm Upside down telescopic fork	Showa 43 mm fully adjustable upside-down fork	Telescopic fork	48mm Fully adjustable inverted forks	43mm Upside-down fully adjustable forks	Telescopic fork	43 mm Marzocchi upside-down fully adjustable forks	41mm telescopic fork	Telescopic forks
Rear Suspension:	Aluminum swingarm with monoshock	Swingarm, link suspension, mono shock	Progressive linkage with fully adjustable Sachs monoshock. Aluminium single-sided swingarm	Swingarm (link suspension), mono-shock	Fully adjustable link Monocross	Sachs fully adjustable monoshock on the left side	Swinging arm link suspension	Sachs fully adjustable monoshock on the left side	Adjustable link Monocross	Swinging arm
Front Brakes:	Single 270mm disc 2 piston caliper	Hydraulic single 250 mm disc 4 piston caliper	2 x 320 mm Discs, 4 piston calipers	Single 250mm disc	Single 250mm disc 2 piston caliper	2 x 320mm Discs, 4 piston calipers	Single 298mm disc	2 x 320mm Semi-floating discs, 4 piston calipers	2x 298mm discs	Single 292mm disc
Rear Brakes:	Single 220mm disc 1 piston caliper	Single 245 mm disc 2 piston caliper	Single 245 mm disc, 2 piston caliper	Single 230mm disc	Single 240mm disc 1 piston caliper	Single 245 mm disc, 2 piston caliper	Single 220mm disc	Single 245 mm disc, 2 piston caliper	Single 282mm disc	Single 230mm disc
Front Tyre:	90/80 -17	80/100-21 51P	120/70 ZR17	80/100 -21	80/100-21	120/70 ZR17	110/70-17	120/70 ZR17	130/90-16M/C 67H	90/80 -17
Rear Tyre:	130/70 -17	120/90-18 65P	180/55 ZR17	120/80 -18	100/100-18	180/55 ZR17	140/70-17	180/55 ZR17	170/70B-16M/C 75H	130/70 -17
Seat Height:	800 mm / 31 in	960 mm / 37.8 in	803 mm / 31.6 in	930mm / 36.6 in	980 mm / 38.6 in	825 mm / 32.5 in	920 mm / 36.2 in	825 mm / 32.5 in	715 mm / 28.1 in	810 mm / 31.8 in