KTM 640 Duke II (1998-00) vs Triumph Speed Triple (2006) vs Horex VR6 Café Racer 33 Limited (2014)
Comparison technical specifications
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| Make: | KTM | Triumph | Horex |
| Model: | 640 Duke II | Speed Triple | VR6 Café Racer 33 Limited |
| Years: | 1998-00 | 2006 | 2014 |
| 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 |
| Capacity: | 624.6 cc / 38.1 cu in | 1050 cc / 64.07 cu-in | 1218 cc / 74.32 cu-in |
| Bore x Stroke: | 101 x 78 mm | 79 x 71.4 mm | 68.2 x 55.4 mm |
| Compression Ratio: | 11.5:1 | 12.0:1 | 12.5:1 |
| Cooling System: | Liquid cooled | Liquid-cooled | Liquid cooled |
| Induction: | Mikuni BST 40 carburetor | Multipoint sequential electronic fuel injection | |
| Ignition: | Kokusan contactless DC-CDI ignition with advanced system | Digital inductive type | |
| Starting: | Electric & kick | 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 |
| 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 |
| 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) |
| Transmission: | 5 Speed | 6 Speed | 6 Speed |
| Final Drive: | Chain, O-ring 5/8 x 1/4" | Chain | Chain |
| Frame: | Central chrome-moly steel frame | Tubular, fabricated aluminum alloy, perimeter | Aluminum bridge frame with steel steering head |
| 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) |
| Front Wheel Travel: | 140 mm / 5.5 in | 120 mm / 4.7 | 120 mm / 4.7 in |
| 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) |
| Rear Wheel Travel: | 170 mm / 6.7 in | 140 mm / 5.7 in | 120 mm / 4.7 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. |
| Rear Brakes: | Single 220 mm disc, 1 piston caliper | Single 220 mm disc, 2 piston caliper | Single 264mm disc. ABS. 2-piston caliper. Bremo |
| Front Tyre: | 120/70 - ZR17 58H | 120/70 ZR17 | 120/70-ZR17 |
| Rear Tyre: | 160/60 - ZR17 69H | 190/50 ZR17 | 190/55-ZR17 |
| 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 |
| Dry Weight: | 145 kg / 320lbs | 189 kg / 416.7 lbs | 249.0 kg / 549 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 |