Suzuki Boulevard C50 SE (2005-06) vs BMW R 1200GS Triple Black Special (2011) vs Ducati 620 Sport (2003)
Comparison technical specifications
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| Make: | Suzuki | BMW | Ducati |
| Model: | Boulevard C50 SE | R 1200GS Triple Black Special | 620 Sport |
| Years: | 2005-06 | 2011 | 2003 |
| Engine: | Four stroke, 45° V-Twin | Four stroke, two cylinder horizontally opposed Boxer, DOHC, 4 valves per cylinder | Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valve per cylinder, belt driven |
| Capacity: | 805cc / 49.1 cu-in | 1170 cc / 71.4 cub in. | 618 cc / 37.7 cu in |
| Bore x Stroke: | 83 x 74.4 mm | 101 x 73 mm | 80 x 61.5 mm |
| Cooling System: | Liquid cooled | Air/oil cooled | Air cooled |
| Compression Ratio: | 9.4:1 | 12.0:1 | 10.5:1 |
| Induction: | Mikuni BDSR34 | BMS-K+, ∅50mm throttle butterfly | Marelli CPU 5.9M electronic fuel injection, 45 mm throttle body |
| Ignition: | Electronic | BMS-K | Marelli electronic |
| Starting: | Electric | Electric | Electric |
| Max Power: | 33.6 kW / 45.1 hp @ 4000 rpm | 81 kW / 110 hp @ 7750 rpm | 45 kW / 61hp @ 8750 rpm |
| Max Torque: | 62 Nm / 6.3 kgf-m / 45.7 ft-lb @ 4000 rpm | 120 Nm / 12.2 kgf-m / 88 lb-ft @ 6000 rpm | 54 Nm / 5.5 kgf-m /39.8ft-lb @ 6500 rpm |
| Clutch: | Wet, multiple discs, cable operated | Single-plate dry clutch, ∅180mm | Wet, multiplate |
| Transmission: | 5 Speed | 6 Speed | 5 Speed |
| Final Drive: | Shaft | Shaft | Chain |
| Front Suspension: | Telescopic forks, coil spring oil damping | Telelever, stanchion diameter ∅41mm, central spring strut, spring preload 9 times mechanically adjustable | Marzocchi 43 mm upside-down fork |
| Rear Suspension: | Link-type single shock, 7-way adjustable preload | Die-cast aluminium single-sided swinging arm with BMW Motorrad Paralever, WAD strut (travel-related damping), spring pre-load hydraulically adjustable to continuously variable levels by means of handwheel, rebound damping adjustable. | Progressive cantilever linkage with fully adjustable, Sachs Boge monoshock with position-sensitive damping |
| Front Brakes: | Single 300 mm disc 2 piston caliper | 2 x ∅305mm discs, 4 piston caliper. Optional: BMW Motorrad Integral ABS | 2x 320 mm Discs, 4 piston calipers |
| Rear Brakes: | Drum, 180 mm | Single ∅265mm disc 2 piston caliper. Optional: BMW Motorrad Integral ABS | Single 245 mm disc, 2 piston caliper |
| Front Tyre: | 130/90-16M/C 67H | 110/80 ZR19 | 120/70 ZR17 |
| Rear Tyre: | 170/80-15M/C 77H | 150/70 ZR17 | 160/60 ZR17 |
| Dimensions: | Length: 2500 mm / 98.4 in Width: 985 mm / 38.8 in | Length: 2210 mm / 87.0 in Width: 953 mm / 37.5 in Height: 1450 mm / 57.1 in | Length: 2030 mm / 79.9 in Width: 780mm / 30.7 in Height: 1110mm / 43.7 in |
| Wheelbase: | 1655 mm / 65.2 in | 1507 mm / 59.3 in | 1405 mm / 55.3in |
| Seat Height: | 700 mm / 27.6 in. | 850 mm - 870 mm / 33.4 in - 34.2 in | 815mm / 32.1in |
| Dry Weight: | 246 kg / 542 lbs | 205 kg / 452 lbs | 182 kg / 401 lbs |
| Fuel Capacity: | 15.5 Litres / 4.1 US gal | 20 Litres / 5.2 US gal | 16 L / 4.2US gal / 3.5 Imp gal |