Harley-Davidson Harley Davidson FXDF Dyna Fat Bob (2012) vs Ducati 916 Senna II (1998) vs Harley-Davidson Harley Davidson FLSTF Fat Boy (2009)
Comparison technical specifications
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| Make: | Harley-Davidson | Ducati | Harley-Davidson |
| Model: | Harley Davidson FXDF Dyna Fat Bob | 916 Senna II | Harley Davidson FLSTF Fat Boy |
| Years: | 2012 | 1998 | 2009 |
| Engine: | Four stroke, V-Twin, Twin Cam 103™ with integrated oil cooler | Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valve per cylinder, belt driven | Four stroke, Twin Cam 96BTM Valves Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder |
| Capacity: | 1690 cc / 103 cu. in | 916 cc / 55.9 cu in | 1584 cc / 96 cu-in |
| Bore x Stroke: | 98.4 x 111.3 mm | 94 x 66 mm | 95.25 x 111.25 mm |
| Cooling System: | Air cooled | Liquid cooled | Air cooled |
| Compression Ratio: | 9.6:1 | 11.0:1 | 9.2:1 |
| Induction: | Electronic Sequential Port Fuel Injection (ESPFI) | Weber I.A.W. CPU P8 electronic indirect injection | Electronic Sequential Port Fuel Injection (ESPFI) |
| Ignition: | Single-fire, non-wasted, map-controlled spark ignition | Electronic I.A.W | Single-fire, non-wasted, map-controlled spark ignition |
| Starting: | Electric | Electric | Electric |
| Max Torque: | 134 Nm / 98.8 ft/ lbs @ 3500 rpm | 90 Nm / 9 kgf-m / 66.3 lb-ft @ 7000 rpm | 124.7 Nm / 92 ft. lbs @ 3000 rpm |
| Clutch: | Multi-plate, wet | Dry, multiplate | Multi-plate, wet |
| Transmission: | 6 Speed | 6 Speed | 6 Speed |
| Final Drive: | Belt | Chain | Belt |
| Frame: | Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded | Steel, Trellis frame | Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded |
| Front Suspension: | 49 mm with polished aluminum fork triple clamp and dual-rate springs, | 43 mm Adjustable Showa GD051 inverted fork | 41.3 mm telescopic, chrome dust covers |
| Rear Suspension: | Coil over shock | Showa GD52-007-02, rising rate progressive linkage adjustable monoshock | Hidden, horizontal-mounted, coil-over shock |
| Front Brakes: | Single 300mm disc 4 piston caliper | 2 x 320 mm Discs, 4 piston calipers | Single 292mm disc 4 piston caliper |
| Rear Brakes: | Single 292mm disc 2 piston caliper | Single 220 disc, 2 piston caliper | Single 292mm disc 4 piston caliper |
| Front Tyre: | 130/90B16 67 | 120/70 ZR17 | 140/75R17 |
| Rear Tyre: | 180/70B16 77H | 190/50 ZR17 or 180/55 ZR17 | 200/55R17 |
| Rake: | 29° | Adjustable 24o - 25o | 31.6° |
| Trail: | 125 mm / 4.9 in | 94 - 100 mm / 3.7 - 3.9 in | 147 mm / 5.7 in |
| Dimensions: | Length 2329 mm / 91.7 in Width 889 mm / 35.0 in Height 1130 mm / 44.5 in. | Length 2050 mm / 80.7 in Width 685 mm / 27.0 in Height 1090 mm / 42.9 in | Length 2445 mm / 96.2 in |
| Wheelbase: | 1618 mm / 63.7 in. | 1410 mm / 56.6 in | 1715 mm / 67.5 in |
| Seat Height: | Laden 663 mm / 26.1 in Unladen 686 mm / 27.0 in | 790 mm / 31.1 in | Laden 635 mm / 25.0 in Unladen 690 mm / 27.1 in |
| Wet Weight: | 320 kg / 706 lbs | 204 kg / 450 lbs | 329.0 kg / 725 lbs |
| Fuel Capacity: | 18.9 Litres / 5.0 US gal | 17 Litres / 4.4 US gal / 3.7 Imp gal | 18.9 Litres / 5.0 gal |