Kawasaki VN 900 Vulcan Custom (2011-12) vs Kawasaki ZZ-R 1100 C (1991) vs Kawasaki Z 650RS (2022)
Comparison technical specifications
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| Make: | Kawasaki | Kawasaki | Kawasaki |
| Model: | VN 900 Vulcan Custom | ZZ-R 1100 C | Z 650RS |
| Years: | 2011-12 | 1991 | 2022 |
| Engine: | Four stroke, V-twin, SOHC, 4 valves per cylinder | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 903 cc / 49 cu-in | 1052 cc / 64.1 cu-in | 649 cc / 39.65 cu-in |
| Bore x Stroke: | 88.0 x 74.2 mm | 11.0:1 | 83 x 60 mm |
| Cooling System: | Liquid cooled | Liquid cooled, | Liquid cooled |
| Compression Ratio: | 9.5:1 | 76 x 58 mm | 10.8:1 |
| Induction: | 2x 34mm ø Fuel injection with dual throttles | 4x Keihin CVKD40 carburetors | DFI with Keihin 36mm x 2 throttle bodies |
| Starting: | Electric | Electric | Electric |
| Max Power: | 37 kW / 50 hp @ 5700 rpm | 147 hp / 108 kW @ 10500 rpm | 50.2 kW / 67.3 hp @ 8000 rpm |
| Max Torque: | 78 Nm / 8.0 kg-fm @ 3700 rpm | 110 Nm / 11.2 kgf-m @ 8500 rpm | 64 Nm / 47.2 lb-ft @ 6700 rpm |
| Clutch: | Wet multi-disc, manual | Wet, multi disc | Wet multi-disc, manual |
| Final Drive: | Belt | Chain | Sealed chain |
| Frame: | Double-cradle, steel | Pressed aluminium perimeter | Trellis, high-tensile steel |
| Front Suspension: | 41mm telescopic fork with 7-way preload | 43mm forks preload and rebound adjustable. | 41 mm hydraulic telescopic fork |
| Front Wheel Travel: | 150 mm / 5.9 in | 120 mm / 4.7 in | 125 mm / 4.9 in |
| Rear Suspension: | Uni-Trak with 7-way adjustable preload | Monoshock fully adjustable. | Horizontal back-link with adjustable preload swingarm |
| Rear Wheel Travel: | 103 mm / 4.1 in | 112 mm / 4.4 in | 130 mm / 5.1 in |
| Front Brakes: | Single 300mm disc | 2x 320mm discs 4 piston calipers | 2x 300mm discs, 2 piston calipers |
| Rear Brakes: | Single 270mm disc | Single 240mm disc 1 piston caliper | Single 220mm disc, 1 piston caliper |
| Front Tyre: | 80/90 -21 | 120/70 VR 17-V290 Tubeless | 120/70ZR17M/C (58W) |
| Rear Tyre: | 180/70 -15 | 170/60 VR 17-V290 Tubeless | 160/60ZR17M/C (69W) |
| Wheelbase: | 1646 mm / 64.8 in | 1490 mm / 58.2 in0 | 1405 mm / 55.3 in |
| Seat Height: | 685 mm / 27.0 in | 780 mm / 30.7 in | 820 mm / 32.2 in |