SWM Superdual X (2018) vs Harley-Davidson Harley Davidson FXDF Dyna Fat Bob (2010) vs MV Agusta Brutale 990R (2011) vs Aprilia RS4 50 Replica (2014) vs Ducati 748 SPS (1998-99)

Comparison technical specifications

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Make:	SWM	Harley-Davidson	MV Agusta	Aprilia	Ducati
Model:	Superdual X	Harley Davidson FXDF Dyna Fat Bob	Brutale 990R	RS4 50 Replica	748 SPS
Years:	2018	2010	2011	2014	1998-99
Engine:	Four stroke, single cylinder, SOHC, 4 valves	Four stroke, 45° V-Twin, Twin Cam 96 vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two valves per cylinder	Four stroke, transverse four cylinder. DOHC, 4 radial valves per cylinder	Two stroke, single cylinder	Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven
Capacity:	600 cc / 36.6 cu-in	1584 cc / 96 cu-in	998 cc / 60.9 cu-in	49.9 cc / 3.05 cub in.	748 cc / 45.6 cu in
Bore x Stroke:	100 x 76.4 mm	95.3 x 111.1 mm	76 x 55 mm	39.9 x 39.9 mm	88 x 61.5 mm
Compression Ratio:	12.4:1	9.2:1	13.0:1	11.5:1	11.6:1
Ignition:	Electronic, inductive discharge, w/digital control	Single-fire, non-wasted, map-controlled spark ignition	Digital CDI	CDI	Electronic
Starting:	Electric	Electric	Electric	Electric	Electric
Clutch:	Wet multi-plate with hydraulic control	Multi-plate, wet	Wet, multiplate	Multiple discs in oil bath	Dry, multi-plate, hydraulic control
Transmission:	6 Speed	6 Speed	6 Speed	6-Speed	6 Speed
Final Drive:	Chain	Belt	Chain	Chain	Chain, 520 VL4 - 5/8" x 1/4"
Frame:	Main frame Steel single tube cradle Sub-frame aluminum	Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded	CrMo Steel tubular trellis (TIG welded) Rear swing arm pivot plates: material Aluminium alloy	Aluminium	Trestle type constructed of "ALS 450" steel alloy
Front Suspension:	45mm Upside-Down fork	49 mm with polished aluminum fork triple clamp and dual-rate springs	UPSIDE - DOWN” telescopic hydraulic fork with external and separated adjustment of rebound and compression damping and of spring preload Rod dia. 50 mm	Upside down fork, Ø41 mm	Inverted type, 43 mm diameter stanchions, Showa GD051, fully adjustable
Rear Suspension:	Sachs adjustable shock	Coil over shock	Progressive, single shock absorber with rebound damping and spring preload adjustment Single sided swing arm: materiale Aluminium alloy	Asymmetric swingarm, monoshock	Progressive linkage with adjustable monoshock, Showa GD052-007-02
Front Brakes:	Single 300mm disc	2x 299mm disc 4 piston caliper	2x 310mm discs 4 piston caliper	Stainless steel disc, Ø 300 mm, 4-piston radial caliper	2 x 320mm Discs, 4 piston calipers, Brembo
Rear Brakes:	Single 240mm disc, Switchable ABS	Single 292mm disc 2 piston caliper	Single 210mm disc 4 piston caliper	Stainless steel disc, Ø 218 mm, single piston caliper	Single 220 mm disc, 1 piston caliper, Brembo
Front Tyre:	90/90 -21	D427F 130/90B16 67H	120/70 ZR 17	110/80-17	120/60 ZR17
Rear Tyre:	140/80 -18	D427 180/70B16 77H	190/55 ZR 17	130/70-17	180/55 ZR17
Wheelbase:	1495 mm / 58.7 in	1619.7 mm / 63.7 in	1438 mm / 56.6 in	1350 mm / 53.1 in	1410 mm / 55.5 in
Seat Height:	890 mm / 35.0 in	Laden2 663 mm / 26.1 in Unladen 686 mm / 27.0 in	830 mm / 32.6 in	820 mm / 32.3 in.	790 mm / 31.1 in
Fuel Capacity:	19 Litres / 5.0 US gal	18 9 Litres / 5.0 US gal	23 Litres / 6.0 US gal	14.5 Litres / 3.8 US gal	17 Litres / 4.5 US gal / 3.7 Imp gal