Norton Dominator 88 (1956-62) vs KTM 600 LC4 Incas (1989) vs KTM 525 EXC (2003-04) vs Norton Commando 750 Roadster (1970-71) vs KTM 690 SMC (2010-11) vs Norton Superlight Twin (2019) vs Norton Commando 750 Fastback (1967-70) vs KTM 690 Duke (2008) vs Norton Commando 961 SE (2011-12) vs KTM 990 Supermoto (2010) vs KTM 350 EXC-F Enduro (2019-20) vs KTM 690 Duke R (2010) vs Norton Commando 961 Street Limited Edition (2019) vs KTM 125 Duke (2019-20) vs Norton Commando 750 Roadster MKII (1972)

Comparison technical specifications

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Make:	Norton	KTM	KTM	Norton	KTM	Norton	Norton	KTM	Norton	KTM	KTM	KTM	Norton	KTM	Norton
Model:	Dominator 88	600 LC4 Incas	525 EXC	Commando 750 Roadster	690 SMC	Superlight Twin	Commando 750 Fastback	690 Duke	Commando 961 SE	990 Supermoto	350 EXC-F Enduro	690 Duke R	Commando 961 Street Limited Edition	125 Duke	Commando 750 Roadster MKII
Years:	1956-62	1989	2003-04	1970-71	2010-11	2019	1967-70	2008	2011-12	2010	2019-20	2010	2019	2019-20	1972
Engine:	Four stroke, parallel twin cylinder, OHV	Single cylinder, 4-stroke, OHC, 4-valves	Four stroke, single cylinder, SOHC, 4 valves per cylinder	Four stroke, parallel twin cylinder, push rod 2 valves per cylinder.	Four stroke, single Cylinder. SOHC, 4 Valve	Four stroke, parallel twin. 270 degree firing order. Chain driven DOHC, with idler gear.	Four stroke, parallel twin cylinder, push rod, 2 valves per cylinder.	Four stroke, single cylinder, SOHC, 4 valves	Four stroke, parallel twin with push-rod valve actuation, 3 bearing crank balancer shaft, 2 valves per cylinder	Four stroke, 75°V-twin cylinder, DOHC, 4 valves per cylinder	Four stroke, single cylinder, DOHC with finger followers, 4 valves per cylinde	Four stroke, single cylinder, SOHC, 4 valves	Four stroke, parallel twin, push rod, hydraulic lifter, 2 valves per cylinder	Four stroke, single cylinder, DOHC, 4 valves	Four stroke, parallel twin cylinder, push rod 2 valves per cylinder.
Capacity:	497 cc / 30.3 cu in	553 cc / 33.7 cu in	510.4 cc / 31.1 in	745 cc / 45.5 cu in	653.7 cc / 39.8 cu-in	650 cc / 39.6 cu-in	745 cc / 45.5 cu in	653.7 cc / 39.91 cu in	961 cc / 58.6 cu in	999.8 cc / 60.9 cu-in	349.7 cc / 21.3 cu in	690 cc / 42.1 cu in	961 cc / 58.6 cu in	124.7 cc / 7.6 cu-in	745 cc / 45.5 cu in
Cooling System:	Air cooled	Liquid cooled	Liquid cooled	Air cooled	Liquid Cooled	Liquid cooled	Air cooled	Liquid Cooled	Air cooled	Liquid cooling	Liquid cooled	Liquid Cooled	Air cooled	Liquid cooled	Air cooled
Starting:	Kick	Kick	Electric & kick	Kick	Electric	Electric	Electric and kick	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Kick
Transmission:	4-Speed	5-Speed	5 Speed	4 Speed	6 Speed		4 Speed	6 Speed	5 Speed, constant mesh	6 Speed	6 Speed	6 Speed	5 Speed, constant mesh	6 Speed	4 Speed
Final Drive:	Chain	Chain, X-ring JT 520-114	Chain	Chain	Chain X-ring chain 5/8 x 1/4"	Chain	Chain	Chain X-Ring 5/8 x 5/16"	Chain, 525 "O" ring	Chain.	Chain, X-Ring 5/8 x 1/4″	Chain X-Ring 5/8 x 5/16"	Chain, 525 "O" ring	Chain 520 X-ring	Chain
Front Suspension:	Telescopic fork	Telescopic fork	43mm WP USD fork	Telescopic forks	WP 48mm Upside-down forks	Ohlins NIX 30 system front fork, fully adjustable	Telescopic forks	WP Upside-down forks, 4860 ROMA	Ø43 mm Öhlins RSU, adjustable preload, compression, and rebound damping.	48mm WP USD adjustable	WP Suspension Up Side Down 4860 MXMA PA	WP Upside-down forks, 4860 ROMA	Ø43 mm Öhlins USD, adjustable preload, compression, and rebound damping.	43 mm WP-USD, AER 43	Telescopic forks
Rear Suspension:	Swingarm with twin plungers	Mono shock, aluminium swingarm	Fully adjustable WP	Dual shocks	WP monoshock	Single sided aluminium swingarm, Ohlins TTXGP Norton bespoke fully adjustable rear shock	Dual shocks, 5-way adjustable	WP monoshock, 4618 with Pro-lever deflector	Öhlins reservoir-style twin shocks, adjustable ride height, preload, compression, and rebound damping.	WP shock, fully adjustable	WP Xplor PDS shock absorber	WP monoshock, 4618 with Pro-lever deflector	Öhlins reservoir-style twin shocks, adjustable ride height, preload, compression, and rebound damping.	WP Monoshock	Dual shocks