VS
The 1979 Honda CB750K and 1980 Yamaha XJ650 both compete in the standard segment, offering riders distinct interpretations of the formula.
The 1979 Honda CB750K from Japan was powered by a 748cc SOHC inline-4 producing 73hp at 9000rpm. Weighing 230.0kg (507 lbs) and with a seat height of 810mm, it was aimed at standard riders.
The 1980 Yamaha XJ650 by contrast offered 653cc of DOHC inline-4 power, delivering 71hp at 9000rpm. Tipping the scales at 215.0kg (474 lbs) with a top speed of 190km/h (118 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 Honda CB750K from Japan was powered by a 748cc SOHC inline-4 producing 73hp at 9000rpm. Weighing 230.0kg (507 lbs) and with a seat height of 810mm, it was aimed at standard riders.
The 1980 Yamaha XJ650 by contrast offered 653cc of DOHC inline-4 power, delivering 71hp at 9000rpm. Tipping the scales at 215.0kg (474 lbs) with a top speed of 190km/h (118 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 Honda CB750K | 1980 Yamaha XJ650 | |
|---|---|---|
| Displacement | 748 cc | 653 cc |
| Power | 73 hp | 71 hp |
| Torque | 59.0 Nm | 56.0 Nm |
| Cylinders | 4 | 4 |
| Top Speed | 190 km/h | 190 km/h |
| Quarter Mile | — | — |
| Dry Weight | 230.0 kg | 215.0 kg |
| Wet Weight | 248.0 kg | 232.0 kg |
| Seat Height | 810 mm | 800 mm |
| Wheelbase | 1480 mm | 1440 mm |
| Fuel Capacity | 17.0 L | 16.0 L |
| Gears | 5 -speed | 5 -speed |
The Verdict
These two standards are remarkably well-matched. With 73hp versus 71hp, the performance difference is marginal. The choice between them comes down to brand loyalty, aesthetics, and riding preference. For collectors, the 1979 Honda CB750K commands more attention with a 5/10 collectibility rating.
About the 1979 Honda CB750K
Born in 1979, the 1979 Honda CB750K is a 748cc four-cylinder standard motorcycle producing 73hp from Honda.
Full 1979 Honda CB750K Profile →About the 1980 Yamaha XJ650
Born in 1980, the 1980 Yamaha XJ650 is a 653cc four-cylinder standard motorcycle producing 71hp from Yamaha.
Full 1980 Yamaha XJ650 Profile →