Yamaha TT 600 (1991-92) vs KTM 990 Super Duke (2011) vs KTM 1290 Super Duke R (2020)

Comparison technical specifications

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Make:	Yamaha	KTM	KTM
Model:	TT 600	990 Super Duke	1290 Super Duke R
Years:	1991-92	2011	2020
Engine:	Four stroke, single cylinder, SOHC, 4 Valve	Four stroke, 75°V-twin cylinder, DOHC, 4 valves per cylinder	Four stroke, 75°V-twin cylinder, DOHC, 4 valves per cylinder
Capacity:	595 cc / 36.5 cu-in	999.8 cc / 60.9 cu-in	1301 cc / 79.3 cu-in
Bore x Stroke:	95 x 84 mm	101 x 62.4mm	108 x 71 mm
Cooling System:	Air cooled	Liquid cooling,	Liquid cooling
Compression Ratio:	8.5:1	11.5:1	13.5:1
Lubrication:	Dry sump	Dry-sump lubrication with 2 rotor pumps	Pressure lubrication with 3 Eaton pumps
Induction:	27mm Dual stage Teikei Y27PVX1 carburetor	Electronic fuel injection / electric	Keihin EFI Throttle body 56 mm
Starting:	Kick	Electric	Electric
Max Power:	45 hp / 34 kW @ 6500 rpm	88 kW / 120 hp @ 9000 rpm	132 kW / 180 hp @ 9500 rpm
Max Torque:	50 Nm / 4.7 kgf-m @ 5500 rpm	100 Nm @ 7000 rpm	140 Nm / 103.3 lb-ft @ 8000 rpm
Transmission:	5 Speed	6 Speed	6 Speed
Final Drive:	Chain	Chain, X-Ring 5/8 x 5/16"	Chain, X-Ring 525
Front Suspension:	43mm Telescopic forks	48mm WP Upside down adjustable	48mm WP APEX, USD forks
Rear Suspension:	Alloy swinging arm single shock with adjustable dampers.	WP shock, fully adjustable	WP APEX shock absorber
Front Brakes:	Single 310mm disc	2x 320mm discs 4 piston calipers	2 x 320mm discs, Brembo Stylema four piston, radially mounted caliper
Rear Brakes:	Single 270mm disc	Single 240mm disc 1 piston caliper	Single 240mm disc Brembo two piston, fixed caliper,
Front Tyre:	90/90-21	120/70 ZR17	120/70 ZR 17
Rear Tyre:	130/90-18	180/55 ZR17	200/55 ZR 17
Seat Height:	935 mm / 36.8 in	855 mm / 33.6 in	835 mm / 33 in
Dry Weight:	138 kg / 304.2 lbs	186 kg / 410 lbs	189 kg / 416.6 lbs
Fuel Capacity:	10 Litres / 2.6 US gal	18.5 Litres / 4.8 gal	16 Litres / 4.2 US gal