Norton Atlas Nomad (2019) vs Yamaha XVS 650 Drag Star Classic (1998-02) vs KTM 620 Duke (1997) vs KTM 690 SMC (2008-09)

Comparison technical specifications

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Make:	Norton	Yamaha	KTM	KTM
Model:	Atlas Nomad	XVS 650 Drag Star Classic	620 Duke	690 SMC
Years:	2019	1998-02	1997	2008-09
Engine:	Four stroke, parallel twin. 270 degree firing order. Chain driven DOHC, with idler gear.	Four stroke, 75°V-twin cylinder, SOHC, 2 valve per cylinder	Four stroke, single cylinder, SOHC, 4 valves	Four stroke, single Cylinder. SOHC, 4 Valve
Capacity:	650 cc / 39.6 cu-in	649 cc / 39.6 cu-in	609 cc / 37.2 cu in	653.7 cc / 39.8 cu-in
Bore x Stroke:	82 x 61.5mm	81 x 63 mm	101 x 76 mm	102 x 80 mm
Compression Ratio:	11.5:1	9.0:1	10.4:1	11.7:1
Cooling System:	Liquid cooled	Air cooled	Liquid cooled	Liquid Cooled
Induction:	Electronic fuel injection system. 4 fuel injectors. Full drive-by-wire system.	28mm Mikuni downdraft-type carburetor	Dell'Orto PHM 40 SD carburetor	Generation Keihin EMS with EPT (Electric Power Throttle)
Starting:	Electric	Electric	Kick	Electric
Max Power:	84 hp / 62.6 kW @ 11000rpm	40 hp / 29.2 kW @ 6500 rpm	40.1 kW / 55 hp @ 7000 rpm	63 hp / 46.kW @ 7500 rpm
Max Torque:	64 Nm / 47.9 lb-ft	50.9 Nm / 37 lb-ft @ 3000 rpm	60 Nm / 6.1 kgf-m / 44.3 lb-ft @ 5500 rpm	65 Nm / 47.9 ft-lb @ 6550 rpm
Transmission:		5 Speed	5 Speed	6 Speed
Final Drive:	Chain	Shaft	Chain	Chain X-ring chain 5/8 x 1/4"
Front Suspension:	50mm diameter Roadholder USD forks. Preload, compression and rebound adjustable	Telescopic fork	White Power 4054 Top Adjuster	WP 48mm Upside-down forks
Front Wheel Travel:	150 mm / 5.9 in	140 mm / 5.5 in	142 mm / 5.6 in	275 mm / 10.8 in
Rear Suspension:	Roadholder monoshock with rising rate linkage and piggyback reservoir. Adjustable preload.	Swingarm Monocross	White Power monoshock 4681 BAVP Single Adjuster	WP monoshock
Rear Wheel Travel:	150 mm / 5.9 in	86 mm / 3.4 in	170 mm / 6.7 in	265 mm / 10.4 in
Front Brakes:	2 x 320mm full floating Brembo discs. Radially mounted twin Brembo monoblock callipers with ABS. Brembo master cylinder.	Single 298mm disc 2 piston calipers	Single 320 mm disc, 4 piston caliper	Single 320mm disc
Rear Brakes:	Single 245mm Brembo disc. Brembo twin piston rear calliper with ABS. Brembo master cylinder.	200mm drum	Single 220 mm disc, 1 piston caliper	Single 240mm disc
Front Tyre:	110/80 R18 Avon Trekrider tyre	130/90-18	120/70 - 17 Pirelli MT60	120/70 -ZR17
Rear Tyre:	180/55 R17 Avon Trekrider tyre	170/80-15	160/60-17 Pirelli MT60	160/60 -ZR17
Seat Height:	824 mm / 32.4 in	695 mm / 26.0 in	894 mm / 35.2 in	900 mm / 35.4 in
Dry Weight:	178 kg / 392.4 lbs	229 kg / 504 lbs	145 kg / 320 lbs	139.5 kg / 305.4 lbs
Fuel Capacity:	15 Litres / 3.9 US gal	16 Litres / 4.2 US gal	10.3 Litres / 2.7 US gal / 2.3 Imp gal	12 Litres / 3.1 gal