Ducati 750GT (1974) vs Triumph TR6R 650 Trophy Sport (1968-) vs Ducati 848 (2009) vs Harley-Davidson Harley Davidson XL 1200R Sportster Roadster (2020) vs BMW R 1250GS Adventure (2020) vs Harley-Davidson Harley Davidson XLH 1000 Sportster Hugger (1978) vs Suzuki GSX-R 750 100th Anniversary Edition (2021) vs Husqvarna 701 Vitpilen REPLAY Special Edition (2021)
Comparison technical specifications
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Make: | Ducati | Triumph | Ducati | Harley-Davidson | BMW | Harley-Davidson | Suzuki | Husqvarna |
Model: | 750GT | TR6R 650 Trophy Sport | 848 | Harley Davidson XL 1200R Sportster Roadster | R 1250GS Adventure | Harley Davidson XLH 1000 Sportster Hugger | GSX-R 750 100th Anniversary Edition | 701 Vitpilen REPLAY Special Edition |
Years: | 1974 | 1968- | 2009 | 2020 | 2020 | 1978 | 2021 | 2021 |
Engine: | Four stroke, 90°“L”twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven | Four stroke, parallel twin cylinder, OHV | Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valves per cylinder. | Four stroke, 45° V-Twin, OHV, 2 valves per cylinder. | Four stroke, two cylinder horizontally opposed Boxer, with two overhead, spur gear driven camshafts , a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, Intake 40mm, outlet 34 mm | Four stroke, 45° V-Twin, OHV, 2 valves per cylinder. | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, single cylinder, SOHC, 4 valves with intake cam levers and exhaust rocker arm |
Capacity: | 748 cc / 45.6 cu-in | 649 cc / 40 cu-in | 848 cc / 51.7 cu in | 1202 cc / 73.4 cub in. | 1254 cc / 76.5 cu-in | 997 cc / 60.8 cu-in | 749 c / 45.7 cub. in. | 692.7 cc / 42.27 cu-in |
Bore x Stroke: | 80 x 74.4 mm | 71 x 82 mm | 94 x 61.2 mm | 88.9 x 96.8 mm | 102.5 x 76 mm | 81.0 x 96.8 mm | 70 x 48.7 mm | 105 x 80 mm |
Compression Ratio: | 8.5:1 | 9.0:1 | 12.0:1 | 10.0:1 | 12.5:1 | 9.0:1 | 12.5:1 | 12.8:1 |
Induction: | 2 x 30mm Amal R 930/76 | 30 mm Amal concentric carburetor | Marelli electronic fuel injection, elliptical throttle bodies | Electronic Sequential Port Fuel Injection (ESPFI) | Electronic intake pipe injection, 52mm Ø throttle valve | Single 34mm Keihin carburetor | New 32 bit ECM features 1024 kilobytes of ROM for maximum engine performance working in conjunction with the new S-DMS engine management system | Keihin EFI, 50mm throttle body |
Cooling System: | Air cooled | Air cooled | Liquid cooled | Air cooled | Liquid / Air cooled | Air cooled | Liquid. High capacity large trapezoidal-shaped radiator which includes compact cooling fan assembly designed for improved air flow. | Liquid cooling |
Starting: | Kick | Electric | Electric | Electric | Electric 900W | Electric | Electric | Electric |
Transmission: | 5 Speed | 4 Speed constant mesh | 6 Speed | 5 Speed | Constant mesh 6-speed gearbox with helical gearing system | 4 Speed | 6 Speed, constant mesh | 6 Speed |
Final Drive: | Chain | Chain | Chain | Belt | Shaft | Chain | Chain, RK525ROZ5Y, 116 links | Chain X-Ring 5/8 x 1/4 |
Front Suspension: | 38 mm Marzocchi fork From 1974: Ceriani fork | Telescopic fork, hydraulic damping | Showa 43mm fully adjustable upside-down fork | 43 mm inverted front forks with premium cartridge dampening technology and triple clamp design | BMW Motorrad 37mm Telelever, central spring strut | Telehydraulic forks | Showa inverted 41 mm cartridge front forks fully adjustable for high and low speed compression, spring preload, and rebound damping | 43 mm WP-USD forks |
Rear Suspension: | Dual shocks, Marzocchi 305 mm, 3-way adjustable | Swingarm, 2 x Girling dampers | Progressive linkage with fully adjustable Showa monoshock. Aluminium single-sided swingarm. | Premium emulsion technology rear shocks with screw style pre-load adjustment | Cast aluminium single-sided swing arm with BMW Motorrad Paralever, WAD spring strut, continuously adjustable spring preload by means of hand wheel, rebound-stage damping adjustable by hand wheel (Option: Dynamic ESA) | Dual shocks swinging arm fork | Showa 41mm aluminum alloy rear shock with a 16mm rod diameter are fully adjustable for high and low speed compression, spring preload and rebound damping | WP-Monoshock with Pro-Lever linkage |
Front Brakes: | Single 280mm disc | 8 in Drum | 2 x 320mm Disc, Brembo 4 piston calipers | 2x 300mm floating discs, 2 piston caliper | 2x 305mm floating discs, 4-piston radial brake calipers | 2x 285mm discs | 2 x 310 mm Discs, radial-mount opposed-four-piston Brembo 4 piston monoblock calipers | Single 320 mm disc, 4 piston Brembo caliper |
Rear Brakes: | 200 mm Drum | 7 in Drum | Single 245 mm disc, Brembo 2 piston caliper | Single 292mm disc, 1 piston caliper | Single 276mm disc, 2-piston floating caliper | Drum | Single 220 mm disc, Nissin single piston caliper | Single 240 mm disc, Brembo single piston, floating caliper |
Front Tyre: | 3.25-19 | 3.25 x 19 | 120/70 ZR17 | 120/70R19 M/C | 120/70 R19 | 3.75-19 | 120/70 ZR17 | 129/70 R 17 Bridgestone Battlax |
Rear Tyre: | 3.50-18 | 4.00 x 18 | 180/50 ZR17 | 150/70R18 M/C | 170/60 R17 | 4.25-18 | 180/55 ZR17 | 160/60 R 17 Bridgestone Battlax |
Fuel Capacity: | 17 Litres / 4.5 US gal | 13.2 Litres / 3.5 US gal | 16 Litres / 4.2 US gal / 3.5 Imp gal | 12.5 Litres / 3.3 US gal | 30 Litres / 7.9 US gal | 7.5 Litres / 1.8 US gal | 17 Litres / 4.5 US gal / 3.7 Imp gal | 12 Litres / 3.17 US gal |