Kawasaki GPz 550 / Z 550GP (1983-84) vs Ducati XDiavel V4 (2025) vs Ducati Panigale V2 / V2S (2025) vs Sherco 5.1i Enduro (2008-)

Comparison technical specifications

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Make:	Kawasaki	Ducati	Ducati	Sherco
Model:	GPz 550 / Z 550GP	XDiavel V4	Panigale V2 / V2S	5.1i Enduro
Years:	1983-84	2025	2025	2008-
Engine:	Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder.	Four stroke, 90? Granturismo V4, counter rotating crankshaft, 4 valves per cylinder, Twin Pulse firing order, cylinder deactivation	Four stroke, 90? V2, 4 valves per cylinder, intake variable valves timing system	Liquid cooled, four stroke, single cylinder, SOHC, 4 valve
Capacity:	553 cc / 33.7 cu-in	1158 cc / 71 cu-in	890 cc / 54.3 cu in	510.6 cc / 31.1 cu-in
Bore x Stroke:	58 x 52.4 mm	83 x 53.5 mm	96 x 65.1	95 x 72 mm
Cooling System:	Air cooled	Liquid cooled	Liquid cooled	Liquid cooled
Compression Ratio:	10.0:1	14.0:1	13.1:1	NA
Induction:	4x 22mm Teikei constant vacuum - main jets #94	Electronic fuel injection system, ?46 mm elliptical throttle bodies with Ride-by-Wire system	Electronic fuel injection system. One injector per cylinder. Full ride-by-wire	Electronic fuel injection/digital engine management: Magneti Marelli Injection
Starting:	Electric	Electric	Electric	Electric
Max Power:	65 hp / 47.4 Nm @ 9000 rpm	168 hp / 125 kW @ 10750 rpm	88 kW / 120 hp @10750	NA
Max Torque:	35.5 lb-ft / 48.1 Nm @ 8000 rpm	126 Nm / 93 lb-ft @ 7500 rpm	93.3 Nm / 69 lb-ft @ 8250	NA
Clutch:	Wet- multiplate	Hydraulically controlled slipper and self-servo wet multiplate clutch	Hydraulically controlled slipper and self-servo wet multiplate clutch.	Hydraulic, multidisc in oil bath
Transmission:	6 Speed	6-speed gearbox with Ducati Quick Shift (DQS) Up & Down System	6 speed with Ducati Quick Shift (DQS) up/down EVO 2	6 Speed
Final Drive:	#530 O-ring chain	Chain, front sprocket z16, rear sprocket z43	Chain 520; Front sprocket 15; Rear sprocket 42	Chain
Frame:	Double down tube, full cradle, Box section aluminum swing arm	Aluminum monocoque frame, engine as a structural component	Monocoque Aluminium	Built from Chrome-Molybdenum forming a single structure
Front Suspension:	Telescopic forks	50 mm fully adjustable USD fork, Fully adjustable compression and rebound damping, preload adjustment	V2: 43mm Marzocchi fully adjustable USD fork V2S: 43 mm ?hlins NIX30 with TiN treatment, fully adjustable USD fork	46 Paioli/Kayaba telescopic fork. Forward offset wheel axle and brake calliper.
Front Wheel Travel:	165 mm / 6.4 in	120 mm / 4.7 in	120 mm / 4.72 in	295 mm / 11.6 in
Rear Suspension:	Dual shocks, Swinging arm	Fully adjustable monoshock, aluminum single-sided swingarm, Fully adjustable compression and rebound damping, preload adjustment	Fully adjustable ?hlins monoshock. Aluminum double-sided swingarm	Progressive system with single Paioli absorber with aluminium structure and fully adjustable (four regulation types), linked to the centre of the chassis and pushed by the swing arm through an articulated rod system.
Rear Wheel Travel:	100 mm / 3.9 in	145 mm / 5.7 in	150 mm / 5.9 in	300 mm / 11.8 in
Front Brakes:	2X 260mm disc	2 x 330 mm semi-floating discs, radially mounted Brembo Stylema monoblock 4-piston calipers, radial master cylinder PR16/19	2 x 320 mm semi-floating discs, radially mounted Brembo Monobloc M50 piston callipers	Single 270mm disc 2 piston caliper
Rear Brakes:	Single 260mm disc	Single 265 mm disc, Brembo 2-piston floating caliper	245 mm disc, 2-piston caliper	Single 240mm disc 2 piston caliper
Front Tyre:	3.25 H19	120/70 ZR17 Pirelli Diablo Rosso III	120/70 ZR17 Pirelli Diablo Rosso IV	90/90 -21
Rear Tyre:	3.75 H18	240/45 ZR17 Pirelli Diablo Rosso III	190/55 ZR17 Pirelli Diablo Rosso IV	120/90 -18
Seat Height:	800 mm / 31.6 in	770 mm / 30.3 in	837 mm / 33 in	900 mm / 35.4 in
Fuel Capacity:	15 Litres / 3.9 US gal	20 Litres / 5.3 US gal	15 Litres / 3.7 US gal	8.5 Litres / 2.2 US gal