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 1970 BMW R75/5, hailing from Germany, by contrast offered 745cc of OHV flat-twin power, delivering 50hp at 6200rpm. Tipping the scales at 200.0kg (441 lbs) with a top speed of 175km/h (109 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 | 1970 BMW R75/5 | |
|---|---|---|
| Displacement | 1101 cc | 745 cc |
| Power | 95 hp | 50 hp |
| Torque | 89.0 Nm | 54.0 Nm |
| Cylinders | 4 | 2 |
| Top Speed | 210 km/h | 175 km/h |
| Quarter Mile | — | — |
| Dry Weight | 268.0 kg | 200.0 kg |
| Wet Weight | 290.0 kg | 216.0 kg |
| Seat Height | 810 mm | 800 mm |
| Wheelbase | 1530 mm | 1440 mm |
| Fuel Capacity | 22.0 L | 17.0 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 50hp) and a higher top speed. The 1970 BMW R75/5, however, excels when long-distance touring with passenger comfort is the priority and offers a lighter package. For collectors, the 1970 BMW R75/5 commands more attention with a 7/10 collectibility rating. Parts availability is moderate for the 1979 Yamaha XS1100 and good for the 1970 BMW R75/5 — 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 1970 BMW R75/5
BMW released the 1970 BMW R75/5 in 1970 with a 745cc OHV flat-twin powerplant making 50hp — a definitive touring motorcycle.
Full 1970 BMW R75/5 Profile →