BMW R 100GS Bubble Bee (1988) vs Yamaha XJ 650 Turbo (1985-86) vs Kawasaki Versys 1000 / LT (2019)
Comparison technical specifications
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| Make: | BMW | Yamaha | Kawasaki |
| Model: | R 100GS Bubble Bee | XJ 650 Turbo | Versys 1000 / LT |
| Years: | 1988 | 1985-86 | 2019 |
| Engine: | Four stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder | Four stroke transverse four cylinder. turbocharged. DOHC, 2 valves per cylinder, | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. |
| Capacity: | 980 cc / 59.8 cu in. | 653 cc / 39.8 cu-in | 1043 cc / 63.6 cu-in |
| Bore x Stroke: | 94 x 70.6 mm | 63 х 52.4 mm | 77 x 56 mm |
| Cooling System: | Air cooled | Air-cooled | Liquid cooled |
| Compression Ratio: | 8.5:1 | 8.2:1 | 10.3:1 |
| Induction: | 2 x Bing carburetors | 4x 30mm pressurized Mikuni CVs carburetors | Fuel injection: ø38 mm x 4 (Keihin) with oval sub-throttles |
| Ignition: | Electronic ignition, Bosch | CDI | Digital CBI |
| Starting: | Electric | Electric | Electric |
| Max Power: | 44 kW / 60 hp @ 6500 rpm | 90 hp / 67.1 kW @ 9000 rpm　 | 86.8 kW / 118 hp @ 9000 rpm |
| Max Torque: | 76 Nm / 7.75 kgf-m / 56 ft-lb @ 3750 rpm | 8.33 kgf-m @ 7000 rpm | 102 Nm / 10.4 kg-fm @ 7700 rpm |
| Clutch: | Dry single plate, with diaphragm spring | Wet, multi-plate | Wet multi-disc, manual |
| Transmission: | 5 Speed | 5 Speed | 6 Speed |
| Final Drive: | Shaft | Shaft | Chain |
| Front Suspension: | Telescopic fork with hydraulic shock absorber. | 36mm Showa 140mm wheel travel, adjustments for air pressure | 43 mm inverted fork with stepless rebound damping and spring preload adjustability . |
| Rear Suspension: | Paralever adjustable preload, rebound damping compression | Dual Showa dampers, 79mm wheel travel, adjustments for air pressure, rebound damping | Horizontal Back-link, gas-charged, with stepless rebound damping and remote spring preload adjustability . |
| Front Brakes: | Single ∅285mm disc, 2 piston caliper | 2x 266mm discs | 2x 300mm discs 4 piston calipers |
| Rear Brakes: | ∅200 Drum | Single 200mm drum | Single 250mm disc 1 piston caliper |
| Front Tyre: | 90/90-21 | 3.25-19 | 120/70 ZR17 |
| Rear Tyre: | 130/80-17 | 120/90 V18 | 180/55 ZR17 |
| Wet Weight: | 210 kg / 462 lbs | 257 kg / 566.5 lbs | 249 kg / 548 lbs |
| Fuel Capacity: | 24 L / 6.3 US gal | 19.5 Litres / 5.0 US gal | 21 Litres / 5.5 US gal |