Kawasaki GPz 550 / Z 550GP (1983-84) vs Ducati XDiavel V4 (2025) vs Ducati Panigale V2 / V2S (2025)
Comparison technical specifications
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| Make: | Kawasaki | Ducati | Ducati |
| Model: | GPz 550 / Z 550GP | XDiavel V4 | Panigale V2 / V2S |
| Years: | 1983-84 | 2025 | 2025 |
| 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 |
| Capacity: | 553 cc / 33.7 cu-in | 1158 cc / 71 cu-in | 890 cc / 54.3 cu in |
| Bore x Stroke: | 58 x 52.4 mm | 83 x 53.5 mm | 96 x 65.1 |
| Cooling System: | Air cooled | Liquid cooled | Liquid cooled |
| Compression Ratio: | 10.0:1 | 14.0:1 | 13.1:1 |
| 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 |
| Starting: | Electric | Electric | Electric |
| Max Power: | 65 hp / 47.4 Nm @ 9000 rpm | 168 hp / 125 kW @ 10750 rpm | 88 kW / 120 hp @10750 |
| 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 |
| Clutch: | Wet- multiplate | Hydraulically controlled slipper and self-servo wet multiplate clutch | Hydraulically controlled slipper and self-servo wet multiplate clutch. |
| 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 |
| Final Drive: | #530 O-ring chain | Chain, front sprocket z16, rear sprocket z43 | Chain 520; Front sprocket 15; Rear sprocket 42 |
| Frame: | Double down tube, full cradle, Box section aluminum swing arm | Aluminum monocoque frame, engine as a structural component | Monocoque Aluminium |
| 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 |
| Front Wheel Travel: | 165 mm / 6.4 in | 120 mm / 4.7 in | 120 mm / 4.72 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 |
| Rear Wheel Travel: | 100 mm / 3.9 in | 145 mm / 5.7 in | 150 mm / 5.9 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 |
| Rear Brakes: | Single 260mm disc | Single 265 mm disc, Brembo 2-piston floating caliper | 245 mm disc, 2-piston caliper |
| Front Tyre: | 3.25 H19 | 120/70 ZR17 Pirelli Diablo Rosso III | 120/70 ZR17 Pirelli Diablo Rosso IV |
| Rear Tyre: | 3.75 H18 | 240/45 ZR17 Pirelli Diablo Rosso III | 190/55 ZR17 Pirelli Diablo Rosso IV |
| Seat Height: | 800 mm / 31.6 in | 770 mm / 30.3 in | 837 mm / 33 in |
| Fuel Capacity: | 15 Litres / 3.9 US gal | 20 Litres / 5.3 US gal | 15 Litres / 3.7 US gal |