BMW K 100RS ABS (1988) vs BMW R 850R (1997-99) vs BMW R 80G/S Dakar (GS80R-GS980R) (1980(preparedbyHPN)) vs BMW F 650CS Scarver (2001)
Comparison technical specifications
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| Make: | BMW | BMW | BMW | BMW |
| Model: | K 100RS ABS | R 850R | R 80G/S Dakar (GS80R-GS980R) | F 650CS Scarver |
| Years: | 1988 | 1997-99 | 1980(preparedbyHPN) | 2001 |
| Engine: | Four stroke, horizontal in line four cylinder, DOHC, 2 valves per cylinder | Four stroke, two-cylinder, horizontally-opposed Boxer engine, 4 valves per cylinder | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. | Four stroke, single cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 987 cc / 60.2 cub. in | 848 cc / 51.7 cu in. | 798 cc / 48.7 cu in | 652 cc / 39.8 cub. in. |
| Bore x Stroke: | 67 x 70 mm | 87.5 x 70.5 mm | 84.8 x 70.6 mm | 100 x 83mm |
| Compression Ratio: | 10.2:1 | 10.3:1 | 9.3:1 | 11.5:1 |
| Starting: | Electric | Electric | Electric & Kick | Electric |
| Max Power: | 65.6 kW / 90 hp @ 8000 rpm | 53.2 kW / 73 hp @ 6750 rpm | 41 kW / 55 hp @ 7000 rpm | 37.3 kW / 50 hp @ 6800 rpm |
| Transmission: | 5 Speed | 5 Speed | 5 Speed | 5 Speed |
| Front Suspension: | Telescopic fork with hydraulic shock absorber | Motorrad Telelever, stanchion ∅35 mm, central strut, rebound damping adjustable. | Maico fork | ∅41mm Telescopic fork with integral brace |
| Front Wheel Travel: | 185 mm / 7.3 in | 120 mm / 4.7 in | 270 mm / 10.6" | 125 mm / 4.9 in. |
| Rear Suspension: | Monolever swinging arm | Die-cast aluminium single sided swinging arm with BMW Motorrad Paralever, central strut, spring preload adjustable to continuously variable levels by means of a hydraulic handwheel, rebound adjustable damping. | Bielstein shocks 170mm wheel travel | Steel swingarm with progressive shock linkage |
| Rear Wheel Travel: | 110 mm / 4.3 in. | 135 mm / 5.2 in | 170 mm / 6.7" | 120 mm / 4.7 in. |
| Front Brakes: | 2 x ∅285 mm discs, 2 piston calipers, ABS | 2 x ∅320mm discs, 4 piston calipers | ∅160mm Disc | Single ∅300mm disc 2 piston caliper |
| Rear Brakes: | Single ∅285 mm disc, 1 piston caliper, ABS | Single ∅276mm disc, 2 piston caliper | ∅160mm Drum | Single ∅240mm disc 1 piston caliper |
| Front Tyre: | 100/90-V18 | 120/70 - ZR17 | 3.50 - 21" | 110/70 ZR17 |
| Rear Tyre: | 130/90-V17 | 160/60 - ZR18 | 4.50 -18" | 160/60 ZR17 |
| Fuel Capacity: | 22 Liters / 5.8 US gal | 20.5 Liters / 5.4 US gal | 38 L / 10 US gal | 15 Liters / 4 US gal. |