BMW K1 (1990) vs BMW F 850GS (2018)
Comparison technical specifications
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| Make: | BMW | BMW |
| Model: | K1 | F 850GS |
| Years: | 1990 | 2018 |
| Engine: | Four-stroke, horizontal in line four cylinder, DOHC, 4 valves per cylinder | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 987 cc / 60.2 cu in | 853 cc / 52 ci-in |
| Bore x Stroke: | 67 x 70 mm | 84 x 77mm |
| Compression Ratio: | 11.0:1 | 12.7:1 |
| Induction: | Electronic injection, Bosch Motronic | Electronic intake injection |
| Starting: | Electric | Electric |
| Max Power: | 72.9 kW / 100 hp @ 8000 rpm (rear tyre: 70.1 k/w / 94.0 hp @ 8400 rpm) | 95 hp / 70.8 kW @ 8250 rpm (Brazil Model: 79hp / 58.9 kW @ 6250 rpm) |
| Max Torque: | 100 Nm / 10.2 kgf-m / 74 ft lb @ 6750 rpm | 92 Nm / 67.9 lb-ft @ 6250 rpm ( Brazil Model: 86 Nm / 63.4 lb-ft @ 6250 rpm) |
| Transmission: | 5 Speed | Constant-Mesh 6 speed |
| Final Drive: | Shaft | O-ring chain |
| Front Suspension: | Telescopic fork with hydraulic shock absorber | 43 mm USD forks |
| Rear Suspension: | Monolayer swinging arm | Aluminum double-sided swing arm, directly mounted, preload and rebound damping adjustable (Dynamic ESA) |
| Front Brakes: | 2 x 305mm discs, 4 piston calipers | 2 x 305 mm discs, 2 piston calipers, ABS |
| Rear Brakes: | Single 285mm disc, 1 piston caliper | Single 265mm disc,1 piston caliper, ABS |
| Front Tyre: | 120/70 ZR17 | 90/90-21 |
| Rear Tyre: | 160/60 ZR18 | 150/70-17 |
| Fuel Capacity: | 22 L / 5.8 US gal | 15 Litres / 4.0 US gal |