Kawasaki Z 750FX-III (1981) vs Ducati Streetfighter S (2013) vs Benelli 654 Turismo (1980)
Comparison technical specifications
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| Make: | Kawasaki | Ducati | Benelli |
| Model: | Z 750FX-III | Streetfighter S | 654 Turismo |
| Years: | 1981 | 2013 | 1980 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder. | Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valves per cylinder | Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder |
| Capacity: | 738 cc / 45.0 cu-in | 1099 cc / 67.1 cu in | 603.9 cc / 36.9 cu in |
| Bore x Stroke: | 66 х 54 mm | 104 x 64.7 mm | 60 x 53.4 mm |
| Cooling System: | Air cooled | Liquid cooled | Air cooled |
| Compression Ratio: | 9.0:1 | 12.4:1 | 9.3:1 |
| Induction: | 4x 32mm Keihin carburetors | Marelli electronic fuel injection, elliptical throttle bodies | 4 x 22mm Dell'Orto carbs |
| Ignition: | CDI | Digital CDI | Mechanical breaker points |
| Starting: | Electric | Electric | Electric |
| Max Power: | 74 hp / 54 kW @ 9000 rpm | 115.6 kW / 155 hp @ 9500 rpm | 44.7 kW / 60 hp @ 8700 rpm |
| Max Torque: | 5.7 kgf-m / 41.2 lb-ft @ 8500 rpm | 119 Nm / 12.1 kgf-m / 87.5 lb-ft @ 9500 rpm | 5.1 Nm / 5.1 kgf-m / 37 ft-lb @ 7000 rpm |
| Transmission: | 5 Speed | 6 Speed | 5 Speed |
| Final Drive: | Chain | Chain | Chain |
| Front Suspension: | Telescopic hydraulic fork | Öhlins 43mm fully adjustable upside-down fork with TiN | Tele-hydraulic forks |
| Rear Suspension: | Swinging fork | Progressive linkage with fully adjustable Öhlins monoshock with top-out spring. Aluminium single-sided swingarm | Swinging arm, adjustable shocks |
| Front Brakes: | 2x 226mm discs | 2 x 330 mm Semi-floating discs, radially mounted Brembo Monobloc calipers 4-piston, 2-pad | 2 x 265 mm discs |
| Rear Brakes: | Single 226mm disc | Single 245 mm disc, 2 piston caliper | Single 260 mm disc |
| Front Tyre: | 3.25-19 | 120/70 - ZR17 | 3.25 -18 |
| Rear Tyre: | 4.00-18 | 190/55 - ZR17 | 3.50 -18 |
| Wet Weight: | 246 kg / 542 lbs | 197 kg / 434.3 lbs | 190.5 kg / 420 lbs |
| Fuel Capacity: | 17.3 Litres / 4.5 US gal | 16.5 Litres / 4.4 US gal / 3.6 Imp gal | 12 Litres / 3.2 US gal |