BMW R 69 (1955-56) vs Suzuki Boulevard, Intruder M109R Cobra Special (2006-07) vs Suzuki AN 650 Burgman (2002-03) vs Suzuki GSX 750F Katana (1998-99) vs Ducati 750GT (1973-74)
Comparison technical specifications
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| Make: | BMW | Suzuki | Suzuki | Suzuki | Ducati |
| Model: | R 69 | Boulevard, Intruder M109R Cobra Special | AN 650 Burgman | GSX 750F Katana | 750GT |
| Years: | 1955-56 | 2006-07 | 2002-03 | 1998-99 | 1973-74 |
| Engine: | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. | Four stroke, 54° V-Twin | Four stroke, twin cylinder, DOHC, 4 valves per cylinder. | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, 90°“L”twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven |
| Capacity: | 594 cc / 36.2 cu in | 1786 cc / 109 cu. in | 638 cc / 38.9 cu in | 748 cc / 45.6 cu.in | 748 cc / 45.6 cu-in |
| Bore x Stroke: | 72 x 73 mm | 112 x 90.5 mm | 75.5 x 71.3 mm | 73 x 44.7 mm | 80 x 74.4 mm |
| Compression Ratio: | 7.5:1 | 10.5:1 | 11.2:1 | 10.9:1 | 8.5:1 |
| Cooling System: | Air cooled | Liquid cooled | Liquid cooled | Air/oil cooled | Air cooled |
| Induction: | 2 x Bing 1/26/9 - 1/26/10 carburetors | EFI, 2 x 56mm throttle bodies | Electronic fuel injection | 4 x 36mm Mikuni BST36SS carburators | 2 x 30mm Amal R 930/76 |
| Ignition: | Magneto ignition | Electronic ignition (Transistorised) | Digital electronic | Electronic ignition | Points and coil |
| Starting: | Electric | Electric | Electric | Electric | Kick |
| Max Power: | 26.1 kW / 35 hp @ 6800 rpm | 92 kW / 123 hp @ 6200 rpm | 40 kW / 55 hp @ 7000 rpm | 69 kW / 92 hp @ 10500 rpm | 41.9 kW / 57 hp @ 7700 rpm |
| Transmission: | 4 Speed | 5 Speed | Electronically-controlled, CVT- automatic | 6 Speed, constant mesh | 5 Speed |
| Final Drive: | Shaft | Shaft | V-belt | Chain, 118 Links | Chain |
| Front Suspension: | Telescopic front fork with hydraulic damping | Inverted, 46mm stanchions | Telescopic front fork with 41mm inner tubes | 41mm Telescopic fork, coil spring, oil damped, rebound damping adjustable, 3-way adjustable | 38 mm Marzocchi fork From 1974: Ceriani fork |
| Rear Suspension: | Swingarm, plunger type shock absorbers | Single damper, preload adjustable | Swingarm-style, twin preload-adjustable shock absorbers and a separate aluminum swingarm | Link type, gas/coil spring, gas/oil damped, spring pre-load fully adjustable, compression damping force fully adjustable, rebound damping force 4-way adjustable | Dual shocks, Marzocchi 305 mm, 3-way adjustable |
| Front Brakes: | ∅200mm Drum | 2 x 310 mm Discs, 2 piston calipers | 2x 260 mm discs, 2 piston calipers | 2 x 290 mm Discs, 2 piston calipers | Single 280mm disc |
| Rear Brakes: | ∅200mm Drum | Single 274 mm disc, 2 piston caliper | Single 250 mm disc, 2 piston caliper | Single 250 mm disc, 2 piston caliper | 200 mm Drum |
| Front Tyre: | 3.50 - S18" | 130/70 R18 | 120/70 R15 | 120/80-ZR17 | 3.25-19 |
| Rear Tyre: | 4.00 - S18" | 240/40 R18 | 160/70 R14 | 150/70-ZR17 | 3.50-18 |
| Fuel Capacity: | 17 liters / 4.4 US gal | 19 Litres / 5.1 US gal / 4.2 Imp gal | 15 Litres / 4.0 US gal | 20 Litres / 5.2 US gal / 4.4 Imp gal | 17 Litres / 4.5 US gal |