BMW K100 (1983-85) vs BMW K 1200LT (1999-02) vs BMW K 11000 RS (1995-96) vs BMW R 80GS Basic (1996-97)
Comparison technical specifications
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| Make: | BMW | BMW | BMW | BMW |
| Model: | K100 | K 1200LT | K 11000 RS | R 80GS Basic |
| Years: | 1983-85 | 1999-02 | 1995-96 | 1996-97 |
| Engine: | Four stroke, horizontal in line four cylinder, DOHC, 2 valves per cylinder | Four stroke, horizontal in line four cylinder, DOHC, 4 valves per cylinder | Four-stroke, horizontal in line four cylinder, DOHC, 4 valve per cylinder | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder |
| Capacity: | 987 cc / 60.2 cub. in | 1172 cc / 71.5 cu in | 1092 cc / 66.6 cu in | 797.5 cc / 48.7 cu in. |
| Compression Ratio: | 10.2:1 | 10.8:1 | 11.0:1 | 8.2:1 |
| Cooling System: | Liquid cooled | Liquid cooled | Liquid cooled | Air cooled |
| Induction: | Electronic injection, Bosch LE-Jetronic | Electronic intake pipe injection | Electronic injection, Bosch Motronic | 2 x Bing constant depression carburetors |
| Starting: | Electric | Electric | Electric | Electric |
| Max Power: | 65.6 kW / 90 hp @ 8000 rpm | 72 kW / 98 hp @ 6750rpm | 72.9 kW / 100 hp @ 7500 rpm (70.8 kW 94.9 hp @ 7400 rpm at rear wheel) | 37 kW / 50 hp @ 6500 rpm |
| Max Torque: | 86 Nm / 8.8 kgf-m / 63 ft-lb | 115 Nm / 11.7 kgf-m / 84 ft-lb @ 4750 rpm | 107 Nm / 10.9 kgf-m / 78.9 ft lb @ 5500 rpm | 61 Nm / 6.2 kgf-m / 44 ft lb @ 5000 rpm |
| Transmission: | 5 Speed | 5 Speed | 5 Speed | 5 Speed |
| Final Drive: | Shaft | Shaft | Shaft | Shaft |
| Gear Ratio: | 1st 4.50 / 2nd 2.96 / 3rd 2.30 / 4th 1.88 / 5th 1.61:1 | 1st 2.050 / 2nd 1.600 / 3rd 1.270 / 4th 0.960 / 5th 0.700:1 | 1st 4.50 / 2nd 2.96 / 3rd 2.30 / 4th 1.88 / 5th 1.61: 1 | 1st 4.40 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50:1 |
| Frame: | Tubular space frame, engine serving as load bearing component | Bridging frame consisting of die cast aluminium, engine de-coupled from vibration through bearings | Tubular space frame, engine serving as load bearing component | Double loop tubular frame with bolt on rear section |
| Front Suspension: | Telescopic fork with hydraulic shock absorber | Motorrad Telelever, stanchion diameter ∅35 mm, central strut | ∅43 mm Telescopic fork with hydraulic shock absorber | ∅40mm Marzocchi telescopic hydraulic forks. |
| Rear Suspension: | Monolever swinging arm | Die cast Aluminum single sided swinging arm with Paralever, central strut, spring preload adjustable to continuously variable levels by mean of hydraulic hand wheel | Monolever swinging arm | BMW Paralever swinging arm |
| Front Brakes: | 2 x ∅285 mm discs, 2 piston calipers | 2 x ∅320mm disc, 4 piston calipers, ABS | 2 x ∅305mm discs, 4 piston calipers | Single ∅285mm disc |
| Rear Brakes: | Single ∅285 mm disc 1 piston caliper | Single ∅285mm disc, 2 piston caliper, ABS | Single ∅285mm disc, 1 piston caliper | ∅200mm Drum |
| Front Tyre: | 100/90-18 | 120/70 ZR17 | 120/70 ZR17 | 90/90 x 21S |
| Rear Tyre: | 130/90-17 | 160/70 ZR17 | 160/60 ZR18 | 13/80 x 17S |
| Wet Weight: | 239 kg / 527 lbs | 378 kg / 833 lbs | 268 kg / 591 lbs | 210 kg / 462 lbs |
| Fuel Capacity: | 22 Liters / 5.8 US gal | 22 L / 5.8 US gal | 22 L / 5.8 US gal | 19.5 L / 5.1 US gal |
| Standing ¼ Mile: | 11.9 sec / 177 km/h / 110 mph | 13.3 sec | 11.4 sec / 188.5 km/h / 117 mph | 13.7 sec / 149.6 km/h / 93 mph |
| Top Speed: | 216.3 km/h / 124.4 mph | 198 km/h / 123 mph | 224.8 km/h / 139.7 mph | 170.4 km/h / 106 mph |