KTM 640 Duke II (1998-00) vs Triumph Speed Triple (2006) vs Horex VR6 Café Racer 33 Limited (2014) vs KTM RC 125 (2022)

Comparison technical specifications

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Make:	KTM	Triumph	Horex	KTM
Model:	640 Duke II	Speed Triple	VR6 Café Racer 33 Limited	RC 125
Years:	1998-00	2006	2014	2022
Engine:	Four stroke, single Cylinder. SOHC, 4 valves, engine balancer	Four stroke, transverse three cylinder. DOHC, 4 valves per cylinder	Four stroke, V6, 15 degree V-angle mirrored cylinder offset, triple overhead cam, 3 valves per cylinder	Four stroke, single cylinder, DOHC with finger followers, 4 Valves
Capacity:	624.6 cc / 38.1 cu in	1050 cc / 64.07 cu-in	1218 cc / 74.32 cu-in	124.7 cc / 7.6 cu-in
Bore x Stroke:	101 x 78 mm	79 x 71.4 mm	68.2 x 55.4 mm	58 x 47.2 mm
Compression Ratio:	11.5:1	12.0:1	12.5:1
Cooling System:	Liquid cooled	Liquid-cooled	Liquid cooled	Liquid Cooled
Induction:	Mikuni BST 40 carburetor	Multipoint sequential electronic fuel injection		Bosch Injection
Starting:	Electric & kick	Electric	Electric	Electric
Max Power:	40.1 kW / 55 hp @ 7000 rpm	94.9 Nm / 131 hp @ 9100 rpm	126 hp / 92.0 kW @ @ 8500 rpm	20 hp / 15 kW
Max Torque:	60 Nm / 6.1 kgf-m / 44.3 lb-ft @ 5500 rpm	105 Nm / 10.7 kgf-m / 78 ft-lb @ 5100 rpm	120 Nm / 88.5 lb-ft @ 7000 rpm	12 Nm / 8.85 lb-ft
Clutch:	Multi-disc in oil bath	Wet, multi-plate	Multi-disc oil bath clutch, operated hydraulically. 1:2.47 ratio.fuel capacity: 4.00 litres (1.06 gallons)	Wet multi-disc clutch / mechanically operated
Transmission:	5 Speed	6 Speed	6 Speed	6 Speed
Final Drive:	Chain, O-ring 5/8 x 1/4"	Chain	Chain	520 X-Ring
Frame:	Central chrome-moly steel frame	Tubular, fabricated aluminum alloy, perimeter	Aluminum bridge frame with steel steering head	Steel trellis frame, powder coated
Front Suspension:	WP - 4054 Roma Top adjuster, preload, compression and rebound adjustable	45 mm Upside down forks with dual rate springs and adjustable preload, compression and rebound damping	USD fork,fixed tube Ø 43 mm (Öhlins FGRT, adjustable preload, inbound and outbound damping)	USD WP APEX 43
Rear Suspension:	Central shock absorber WP IBS with PRO-LEVER linkage to rear- swing-arm with needle bearing	Monoshock with adjustable preload, compression and rebound damping	Swingarm with central spring strut (Öhlins TTX 36, adjustable preload, inbound and outbound damping)	WP APEX - Monoshock
Rear Wheel Travel:	170 mm / 6.7 in	140 mm / 5.7 in	120 mm / 4.7 in	150 mm / 5.9 in
Front Brakes:	Single 320 mm disc, 4 piston caliper	2 x 320 mm Discs, 4 piston calipers	2x 320mm disc. ABS. Radial 4-piston calipers. Bremo.	Single 320 mm disc, 4 piston radial fixed calliper
Rear Brakes:	Single 220 mm disc, 1 piston caliper	Single 220 mm disc, 2 piston caliper	Single 264mm disc. ABS. 2-piston caliper. Bremo	Single 230 mm disc, single-piston floating calliper
Front Tyre:	120/70 - ZR17 58H	120/70 ZR17	120/70-ZR17	110/70 -17
Rear Tyre:	160/60 - ZR17 69H	190/50 ZR17	190/55-ZR17	150/60 –17
Wheelbase:	1460 mm / 57.5 in	1429 mm / 56.3 in	1475 mm / 58.1 in
Seat Height:	860 mm / 33.9 in	815 mm / 32.1 in	800 mm / 31.5 in	824 mm / 32.4 in
Dry Weight:	145 kg / 320lbs	189 kg / 416.7 lbs	249.0 kg / 549 lbs	147 kg / 324 lbs
Fuel Capacity:	11.3 L / 3.0 US gal / 2.4 Imp gal	18 Litres / 4.89 gal	17 Litres / 4.5 USA gal	13.7 Liters / 3.6 US gal