KTM 690 Duke R (2014) vs Honda CBR 600F2 (1991) vs Yamaha DT-2 250 (1971-72)

Comparison technical specifications

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Make:	KTM	Honda	Yamaha
Model:	690 Duke R	CBR 600F2	DT-2 250
Years:	2014	1991	1971-72
Engine:	Four stroke, single cylinder, SOHC, 4 valves	Four stroke, transverse inline four cylinder, DOHC, 4 valve per cylinder.	Two stroke, single cylinder
Capacity:	690 cc / 42.1 cu in	598 cc / 36.5 cub in.	246 cc / 15.0 cu-in
Bore x Stroke:	102 x 84.5 mm	65 x 45.2 mm	70 x 64 mm
Cooling System:	Liquid Cooled	Liquid cooled	Air cooled
Compression Ratio:	12.6:1	11.0:1	6.8:1
Lubrication:	Wet sump	Wet sump	Autolube
Induction:	Generation Keihin EMS with EPT (Electric Power Throttle)	4 x 34mm Mikuni carbs	26mm Mikuni carburetor
Starting:	Electric	Electric	Kick
Max Power:	52.2 kW / 70 hp @ 7500 rpm	90.1 hp @ 11500 rpm	24 hp / 17.8 kW @ 7000 rpm
Max Torque:	69.8 Nm / 7.1 kgf-m / 51.6 ft-lb @ 6550 rpm	63.7 Nm / 47lbft @ 10500 rpm	24.8 Nm / 18.3 lb-ft @ 6000 rpm
Final Drive:	Chain X-Ring 5/8 x 5/16"	Chain	Chain
Frame:	Chromoly trellis frame, powder-coated, aluminium sub frame	Steel, Single cradle frame	Duplex cradle
Front Suspension:	WP Upside-down forks, 4357 ROMA Split	41mm stepless preload and rebound adjustable	Telescopic forks
Rear Suspension:	WP monoshock, 4618 with Pro-lever deflector	Pro link with 7 step preload and stepless rebound and compression adjustable damper with gas charged remote reservoir.	Dual shocks
Front Brakes:	Single 320 mm floating disc, radially screwed four-piston brake caliper	2 x 276mm discs, 2 piston calipers	Drum
Rear Brakes:	Single 240 mm floating disc, single piston caliper	Single 218mm disc, 1 piston caliper	Drum
Front Tyre:	120/70 - ZR17 M/C 58W TL	120/60 ZR 17	3.25-19
Rear Tyre:	160/60 - ZR17 M/C 69W TL	160/60 ZR 17	4.00-18
Seat Height:	835 mm / 32.9 in	810 mm / 31.8 in	813 mm / 32 in
Dry Weight:	149.5 kg / 330 in	195 kg / 429 lbs	115kg / 253 lbs