KTM 640 Duke II (1998-00) vs BMW F 750GS (2019)
Comparison technical specifications
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| Make: | KTM | BMW |
| Model: | 640 Duke II | F 750GS |
| Years: | 1998-00 | 2019 |
| Engine: | Four stroke, single Cylinder. SOHC, 4 valves, engine balancer | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 624.6 cc / 38.1 cu in | 853 cc / 52 ci-in |
| Bore x Stroke: | 101 x 78 mm | 84 x 77mm |
| Compression Ratio: | 11.5:1 | 12.7:1 |
| Induction: | Mikuni BST 40 carburetor | Electronic intake injection |
| Ignition: | Kokusan contactless DC-CDI ignition with advanced system | Knock control and oxygen sensors. |
| Starting: | Electric & kick | Electric |
| Max Power: | 40.1 kW / 55 hp @ 7000 rpm | 77 hp / 57.4 kW @ 7500rpm |
| Max Torque: | 60 Nm / 6.1 kgf-m / 44.3 lb-ft @ 5500 rpm | 83 Nm / 61.2 lb-ft @ 6000rpm |
| Clutch: | Multi-disc in oil bath | Multiplate wet clutch (anti-hopping), mechanically controlled |
| Transmission: | 5 Speed | Constant-Mesh 6 speed |
| Final Drive: | Chain, O-ring 5/8 x 1/4" | O-ring chain |
| Frame: | Central chrome-moly steel frame | Steel bridge frame in monocoque design, load-bearing engine |
| Front Suspension: | WP - 4054 Roma Top adjuster, preload, compression and rebound adjustable | 41mm telescopic forks |
| Front Wheel Travel: | 140 mm / 5.5 in | 151 mm / 5.1 in |
| Rear Suspension: | Central shock absorber WP IBS with PRO-LEVER linkage to rear- swing-arm with needle bearing | Aluminum double-sided swing arm, directly mounted, preload and rebound damping adjustable (Dynamic ESA) |
| Rear Wheel Travel: | 170 mm / 6.7 in | 177 mm / 7.0 in |
| Front Brakes: | Single 320 mm disc, 4 piston caliper | 2 x 305mm discs, 2 piston calipers, ABS |
| Rear Brakes: | Single 220 mm disc, 1 piston caliper | Single 265mm disc,1 piston caliper, ABS |
| Front Tyre: | 120/70 - ZR17 58H | 110/80-19 |
| Rear Tyre: | 160/60 - ZR17 69H | 150/70-17 |
| Wheelbase: | 1460 mm / 57.5 in | 1559 mm / 61.4 in |
| Seat Height: | 860 mm / 33.9 in | 770-830 mm / 30.3-32.7 in |
| Fuel Capacity: | 11.3 L / 3.0 US gal / 2.4 Imp gal | 15 Litres / 4.0 US gal |