Yamaha RD 250 (1976) vs Yamaha GTS1000 / ABS (1995-96) vs Yamaha WR 250F (2001-02) vs Suzuki GSX-R 750 K5 (2005) vs Yamaha YZF 1000 R1 (2015) vs Yamaha TDR 125R (2001-02) vs Yamaha Star Raider Bullet Cow (2015) vs Suzuki Intruder C800 Intruder / C50 Boulevard (2007-08) vs Yamaha WR 250R (2015-16) vs Yamaha DT 250 (1976)

Comparison technical specifications

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Make:	Yamaha	Yamaha	Yamaha	Suzuki	Yamaha	Yamaha	Yamaha	Suzuki	Yamaha	Yamaha
Model:	RD 250	GTS1000 / ABS	WR 250F	GSX-R 750 K5	YZF 1000 R1	TDR 125R	Star Raider Bullet Cow	Intruder C800 Intruder / C50 Boulevard	WR 250R	DT 250
Years:	1976	1995-96	2001-02	2005	2015	2001-02	2015	2007-08	2015-16	1976
Engine:	Two stroke, torque induction, parallel twin	Four stroke, transverse four cylinder, DOHC, 5 valves per cylinder.	Four stroke, single cylinder, DOHC, 5 valve	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Two stroke, single cylinder	Four stroke, 48° V-Twin cylinder, SOHC, 4 valves per cylinder.	Four stroke, 45°V-Twin, SOHC, 4 valves per cylinder.	Four stroke, single cylinder, DOHC, 4 valve	Two stroke, single cylinder
Capacity:	247 cc / 15.0 cu-in	1002 cc / 61.2 cu-in	249 cc / 15.2 cu-in	749 c / 45.7 cub. in.	998 cc / 60.9 cu-in	124 cc / 7.6 cu-in	1854 cc / 113 cu-in	805 cc / 49.1 cu in	249 cc / 15.2 cub in.	246 cc / 15.0 cu-in
Bore x Stroke:	54 х 54 mm	75.5 X 56 mm	77 x 53.6 mm	72 x 46 mm	79.0 x 50.9 mm	56 x 50.7 mm	100 x 118 mm	83 x 74.4 mm	77 x 53.6 mm	70 x 64 mm
Cooling System:	Air cooled	Liquid cooled	Liquid cooled,	Liquid cooled	Liquid cooled	Liquid cooled	Air cooled	Liquid cooled	Liquid cooled	Air cooled
Compression Ratio:	6.7:1	10.8:1	12.5:1	12.3:1	13.0:1	6.8:1	9.5;1	9.4:1	11.8:1	6.8:1
Induction:	2x Mikuni VM28 SC carburetor	Electronic fuel infection.	Keihin FCR-MX37 flat-slide w/throttle position sensor)	Fuel injection, 46 mm throttle bodies	Fuel Injection with YCC-T and YCC-I	28mm Dell'Orto carburetor	Twin-bore fuel injection (FI)	Mikuni BDSR 34 carburetors	Electronic fuel injection	Carburetor
Ignition:	Battery and coil with breaker points	Digital	Digital CDI	Digital DC-CDI	TCI: Transistor Controlled Ignition	Electronic	Electronic control unit (ECU)	Digital transistorized	TCI	Flywheel magneto
Starting:	Kick	Electric	Electric & Kick	Electric	Electric	Electric	Electric	Electric	Electric	Kick
Transmission:	6 Speed	5 Speed	5 Speed	6 Speed, constant mesh	6-speed w/multiplate slipper clutch	6 Speed	5 Speed	5 Speed	6 Speed, constant mesh	5 Speed
Final Drive:	Chain	Chain	Chain	#525 Chain, O-ring sealed, 108 links	"O" ring chain	Chain	Belt	Shaft	Chain	Chain
Front Suspension:	Telescopic forks	Single sided swingarm variable preload, compression and rebound damping	48mm Fully adjustable inverted forks	Inverted Showa cartridge-type front fork with 43mm inner tubes and fully adjustable damping and spring preload	43mm KYB® inverted fork; fully adjustable	41mm Telescopic forks	46 mm Telescopic fork	Conventional telescopic fork, oil damped, coil-sprung	Inverted 46 mm fork, adjustable	Telescopic forks
Rear Suspension:	Dual shocks	Monocross variable preload, compression and rebound damping	Fully adjustable link Monocross	Showa Link-type, gas/oil damped, fully adjustable spring preload and compression damping, 4-way adjustable rebound damping	KYB® Single shock w/piggyback reservoir, 4-way adjustable	Monoshock adjustable preload	Adjustable link Monocross	Link type, mono-shock,7-way adjustable	Swingarm, single shock, 46 mm, adjustable	Dual shocks
Front Brakes:	Single disc	Single 330mm disc 6 piston caliper with ABS	Single 250mm disc 2 piston caliper	2 x 300 mm Discs, Tokico 4 piston calipers	2x 320mm discs 4 piston calipers, UBS ABS	Single 320mm disc 2 piston caliper	2x 298 mm discs	Single 300 mm disc, 2 piston caliper	Hydraulic, single disc, 250 mm Ø	Drum
Rear Brakes:	Drum	Single 282mm disc 2 piston caliper	Single 240mm disc 1 piston caliper	Single 220 mm disc, Tokico 2 piston caliper	Single 220mm disc 1 piston caliper, UBS ABS	Single 210mm disc 1 piston caliper	Single 310 mm disc	180 Drum	Hydraulic, single disc, 230 mm Ø	Drum
Front Tyre:	3.00S-18-4PR	130/60 ZR17	80/100-21	120/70 ZR17	120/70 ZR17	100/80-17	120/70-21	130/90-16 M/C 67H	80/100 -21	3.00-21
Rear Tyre:	3.50S-18-4PR	170/60 ZR17	100/100-18	180/55 ZR17	190/55 ZR17	130/70-17	210/40R18	170/80-15 M/C 77H	120/80 -18	4.00-18
Fuel Capacity:	16.5 Liters / 4.2 US gal	20 Litres / 5.28 gal	8 Liters / 2.1 US gal	17 Litres / 4.5 US gal / 3.7 Imp gal	17 Liters / 4.5 gal	11 Litres / 2.9 US gal	15.8 Liters / 4.2 gal	15.5 Litres / 4.1 US gal / 3.4 Imp gal	7.6 Litres / 2 US gal	9 Litres / 2.5 US gal