BMW R 75/5 (1969) vs Ducati Monster S4R (2004) vs Harley-Davidson Harley Davidson FXDL/I Dyna Low Rider (2004-05)
Comparison technical specifications
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| Make: | BMW | Ducati | Harley-Davidson |
| Model: | R 75/5 | Monster S4R | Harley Davidson FXDL/I Dyna Low Rider |
| Years: | 1969 | 2004 | 2004-05 |
| Engine: | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. | Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven | Four stroke, 45° V-Twin, Twin Cam 88® vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two valves per cylinder |
| Capacity: | 745 cc / 45.5 cu in. | 996 cc / 60.8 cu in | 1449 cc / 88.4 cu-in |
| Bore x Stroke: | 82 x 70.6 mm | 96 x 68.8 mm | 95.3 x 101.6 mm |
| Compression Ratio: | 9.0:1 | 11.6:1 | 8.9:1 |
| Cooling System: | Air cooled | Liquid cooled | Air cooled |
| Induction: | 2 x Bing constant depression carbutetors | Marelli electronic fuel injection, 50 mm throttle bodies | Carburetion 40 mm constant velocity with enrichener and accelerator pump ESPFI 38 mm throttle bore electronic sequential port fuel injection |
| Ignition: | Battery ignition | Analogue CDI (Capacitive Discharge Ignition) | Single-fire, non-wasted, map-controlled spark ignition |
| Starting: | Electric | Electric | Electric |
| Max Power: | 36.8 kW /50 hp @ 6200 rpm | 83.4 kW / 113 hp @ 8750 rpm | 67 hp / 48.8 kW @ 5200 rpm |
| Max Torque: | 60 Nm / 6.1 kgf-m / 44 ft lb @ 5000 rpm | 95.5 Nm / 9.6 kgf-m / 70.4 ft-lb @ 7000 rpm | 116.6 Nm / 86 lb-ft @ 3500rpm |
| Transmission: | 4 Speed | 6 Speed | 5 Speed |
| Final Drive: | Shaft | Chain; front sprocket 15; rear sprocket 42 | Belt 70/32 ratio (68/32 ratio) |
| Front Suspension: | Telescopic hydraulic forks | Showa upside-down fully adjustable 43 mm fork. | 39 mm w/ polished aluminum fork triple clamp and dual-rate springs |
| Rear Suspension: | Long swinging arm with strut. 125mm wheel travel | Progressive linkage with Showa fully adjustable monoshock with piggy back. Aluminium single armed swing-arm. | Coil over dual shock |
| Front Brakes: | ∅200mm Drum | 2 x 320 mm Discs, 4 piston calipers | Single 292mm disc |
| Rear Brakes: | ∅200mm Drum | Single 245 mm disc, 2 piston caliper | Single 292mm disc |
| Front Tyre: | 3.25 - S19 | 120/70 - ZR17 | D401F 100/90-19 57H |
| Rear Tyre: | 4.00 - S18 | 180/55 - ZR17 | D401 150/80B16 71H |
| Fuel Capacity: | 24 Litres / 6.3 US gal | 15 L / 4.0 US gal / 3.3 Imp gal | 17.4 Litres / 4.6 US gal |