VS
The 1972 Kawasaki Z1 900 and 1980 Suzuki GS1100 both compete in the standard segment, offering riders distinct interpretations of the formula.
The 1972 Kawasaki Z1 900 from Japan was powered by a 903cc DOHC inline-4 producing 82hp at 8500rpm. Weighing 230.0kg (507 lbs) and with a seat height of 820mm, it was aimed at standard riders.
The 1980 Suzuki GS1100 by contrast offered 1074cc of DOHC inline-4 power, delivering 100hp at 8500rpm. Tipping the scales at 241.0kg (531 lbs) with a top speed of 225km/h (140 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 1972 Kawasaki Z1 900 from Japan was powered by a 903cc DOHC inline-4 producing 82hp at 8500rpm. Weighing 230.0kg (507 lbs) and with a seat height of 820mm, it was aimed at standard riders.
The 1980 Suzuki GS1100 by contrast offered 1074cc of DOHC inline-4 power, delivering 100hp at 8500rpm. Tipping the scales at 241.0kg (531 lbs) with a top speed of 225km/h (140 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
| 1972 Kawasaki Z1 900 | 1980 Suzuki GS1100 | |
|---|---|---|
| Displacement | 903 cc | 1074 cc |
| Power | 82 hp | 100 hp |
| Torque | 73.0 Nm | 87.0 Nm |
| Cylinders | 4 | 4 |
| Top Speed | 210 km/h | 225 km/h |
| Quarter Mile | — | — |
| Dry Weight | 230.0 kg | 241.0 kg |
| Wet Weight | 250.0 kg | 260.0 kg |
| Seat Height | 820 mm | 810 mm |
| Wheelbase | 1490 mm | 1510 mm |
| Fuel Capacity | 18.0 L | 20.0 L |
| Gears | 5 -speed | 5 -speed |
The Verdict
For pure standard performance, the 1980 Suzuki GS1100 has the edge thanks to more power (100hp vs 82hp) and a higher top speed. The 1972 Kawasaki Z1 900, however, excels when all-round versatility and everyday riding is the priority. For collectors, the 1972 Kawasaki Z1 900 commands more attention with a 9/10 collectibility rating.
About the 1972 Kawasaki Z1 900
The 1972 1972 Kawasaki Z1 900 is a 903cc four-cylinder standard motorcycle that became one of Kawasaki's most memorable motorcycles of the 1970s.
Full 1972 Kawasaki Z1 900 Profile →About the 1980 Suzuki GS1100
Introduced in 1980, the 1980 Suzuki GS1100 features a 1074cc DOHC inline-4 engine producing 100hp, establishing itself as a notable standard motorcycle.
Full 1980 Suzuki GS1100 Profile →