1972 Citroen GS vs. 1981 Isuzu Piazza
To start off, 1981 Isuzu Piazza is newer by 9 year(s). Which means there will be less support and parts availability for 1972 Citroen GS. In addition, the cost of maintenance, including insurance, on 1972 Citroen GS would be higher. At 1,994 cc (4 cylinders), 1981 Isuzu Piazza is equipped with a bigger engine. In terms of performance, 1981 Isuzu Piazza (148 HP @ 5400 RPM) has 93 more horse power than 1972 Citroen GS. (55 HP @ 6500 RPM) In normal driving conditions, 1981 Isuzu Piazza should accelerate faster than 1972 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 1981 Isuzu Piazza weights approximately 390 kg more than 1972 Citroen GS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1981 Isuzu Piazza (226 Nm @ 3000 RPM) has 154 more torque (in Nm) than 1972 Citroen GS. (72 Nm @ 3500 RPM). This means 1981 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen GS.
Compare all specifications:
| 1972 Citroen GS | 1981 Isuzu Piazza | |
| Make | Citroen | Isuzu |
| Model | GS | Piazza |
| Year Released | 1972 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1015 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 55 HP | 148 HP |
| Engine RPM | 6500 RPM | 5400 RPM |
| Torque | 72 Nm | 226 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 74 mm | 88 mm |
| Engine Stroke Size | 59 mm | 82 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 890 kg | 1280 kg |
| Vehicle Length | 4130 mm | 4290 mm |
| Vehicle Width | 1620 mm | 1610 mm |
| Vehicle Height | 1360 mm | 1330 mm |
| Wheelbase Size | 2560 mm | 2510 mm |
