VS
The 1979 Yamaha XS1100 and 1977 BMW R100RS are both iconic 1970s tourings that defined their respective markets.
The 1979 Yamaha XS1100 from Japan was powered by a 1101cc DOHC inline-4 producing 95hp at 8000rpm. Weighing 268.0kg (591 lbs) and with a seat height of 810mm, it was aimed at touring riders.
The 1977 BMW R100RS, hailing from Germany, by contrast offered 980cc of OHV flat-twin power, delivering 70hp at 7250rpm. Tipping the scales at 210.0kg (463 lbs) with a top speed of 200km/h (124 mph), it offered a distinct riding experience. 1970s bikes from the Japanese superbike revolution are increasingly sought after. Clean, original examples have seen significant value appreciation.
The 1979 Yamaha XS1100 from Japan was powered by a 1101cc DOHC inline-4 producing 95hp at 8000rpm. Weighing 268.0kg (591 lbs) and with a seat height of 810mm, it was aimed at touring riders.
The 1977 BMW R100RS, hailing from Germany, by contrast offered 980cc of OHV flat-twin power, delivering 70hp at 7250rpm. Tipping the scales at 210.0kg (463 lbs) with a top speed of 200km/h (124 mph), it offered a distinct riding experience. 1970s bikes from the Japanese superbike revolution are increasingly sought after. Clean, original examples have seen significant value appreciation.
Specifications Comparison
| 1979 Yamaha XS1100 | 1977 BMW R100RS | |
|---|---|---|
| Displacement | 1101 cc | 980 cc |
| Power | 95 hp | 70 hp |
| Torque | 89.0 Nm | 72.0 Nm |
| Cylinders | 4 | 2 |
| Top Speed | 210 km/h | 200 km/h |
| Quarter Mile | — | — |
| Dry Weight | 268.0 kg | 210.0 kg |
| Wet Weight | 290.0 kg | 228.0 kg |
| Seat Height | 810 mm | 810 mm |
| Wheelbase | 1530 mm | 1465 mm |
| Fuel Capacity | 22.0 L | 24.0 L |
| Gears | 5 -speed | 5 -speed |
The Verdict
For pure touring performance, the 1979 Yamaha XS1100 has the edge thanks to more power (95hp vs 70hp) and a higher top speed. The 1977 BMW R100RS, however, excels when long-distance touring with passenger comfort is the priority and offers a lighter package. For collectors, the 1977 BMW R100RS commands more attention with a 8/10 collectibility rating. Parts availability is moderate for the 1979 Yamaha XS1100 and good for the 1977 BMW R100RS — an important factor for any restoration project.
About the 1979 Yamaha XS1100
Introduced in 1979, the 1979 Yamaha XS1100 features a 1101cc DOHC inline-4 engine producing 95hp, establishing itself as a notable touring motorcycle.
Full 1979 Yamaha XS1100 Profile →About the 1977 BMW R100RS
A touring motorcycle from 1977, the 1977 BMW R100RS delivers 70hp from its 980cc OHV flat-twin engine.
Full 1977 BMW R100RS Profile →