Kawasaki Z 440C (1979) vs BMW G 650GS (2010) vs Kawasaki ER-6n (2016)
Comparison technical specifications
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| Make: | Kawasaki | BMW | Kawasaki |
| Model: | Z 440C | G 650GS | ER-6n |
| Years: | 1979 | 2010 | 2016 |
| Engine: | Four stroke, parallel twin cylinder, SOHC, 2 Valve per cylinder. | Four stroke, single cylinder, DOHC, 4 valves per cylinder | Four stroke, parallel twin, DOHC, 4 valves per cylinder. |
| Capacity: | 443 cc / 27.0 cu-in | 652 cc / 39.8 cub. in. | 649 cc / 39.6 cu-in |
| Bore x Stroke: | 67 x 62mm | 100 x 83 mm | 83 X 60 mm |
| Compression Ratio: | 9.2:1 | 11.5:1 | 11.3;1 |
| Induction: | 2x 32mm Keihin carburetor | Fuel induction | 2x 38mm Electronic Fuel Injection Keihin |
| Ignition: | Battery powered coil | Capacitor Discharge Ignition system | Digital TCBI |
| Starting: | Electric | Electric | Electric |
| Max Power: | 41 hp / 30.5 kw @ 7000 rpm | 37 kW / 48 hp @ 6500 rpm | 53 kW / 72.1 hp @ 8500 rpm |
| Max Torque: | 3.6 kgf-m / 26 lb-ft @ 7000 rpm | 60 Nm / 6.1 kgf-m / 44.25 lb-ft. @ 5200 rpm | 66 Nm / 6.7 m-kg @ 7000 rpm |
| Transmission: | 6 Speed | 5 Speed | 6 Speed |
| Final Drive: | Belt | Chain | Chain |
| Frame: | Tubular, double cradle | Bridge-type steel section frame with bolted-on rear section | Perimeter, high-tensile steel |
| Front Suspension: | Telescopic forks | ∅41mm telescopic fork with stabilizer bridge | 41 mm telescopic fork, |
| Rear Wheel Travel: | 96 mm / 3.7 in | 165 mm / 6.5 in. | 130 mm / 5.1 in |
| Rear Suspension: | Swingarm | Spring setting and rebound stage damping continuously adjustable. | Offset laydown single-shock with adjustable preload, |
| Front Brakes: | Single 275mm disc | Single ∅300mm disc, 2 piston caliper | 2x 300mm discs 2 piston Calipers |
| Rear Brakes: | Drum | Single ∅240mm disc, 1 piston caliper | Single 220mm disc 1 piston Caliper |
| Front Tyre: | 3.00-18 | 100/90-19 | 120/70ZR17 |
| Rear Tyre: | 3.50-18 | 130/80-17 | 160/60ZR17 |
| Dimensions: | Length 2070 mm / 81.5 in Width 775 mm / 30.5 in Length 1070 mm / 42.1 in | Length: 2185 mm / 86 in. Width: 920 mm / 36.2 in. (incl. mirrors) Height: 1440 mm / 56.7 in.(excl. mirrors) | Length 2110 mm / 83.0 in Width 770 mm / 30.3 Height 1110 mm / 43.7 in |
| Wheelbase: | 1370 mm / 53.9 In | 1484 mm / 58.4 in. | 1410 mm / 55.5 in |
| Fuel Capacity: | 14 Litres / 3.6 US gal | 17.3 Litres / 4.6 US gal. | 16 Litres / 4.2 US gal. |