1978 Fiat 131 vs. 1989 Isuzu Piazza
To start off, 1989 Isuzu Piazza is newer by 11 year(s). Which means there will be less support and parts availability for 1978 Fiat 131. In addition, the cost of maintenance, including insurance, on 1978 Fiat 131 would be higher. At 1,995 cc (4 cylinders), 1978 Fiat 131 is equipped with a bigger engine. In terms of performance, 1989 Isuzu Piazza (148 HP @ 5400 RPM) has 89 more horse power than 1978 Fiat 131. (59 HP @ 4400 RPM) In normal driving conditions, 1989 Isuzu Piazza should accelerate faster than 1978 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1989 Isuzu Piazza weights approximately 100 kg more than 1978 Fiat 131. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1989 Isuzu Piazza (226 Nm @ 3000 RPM) has 113 more torque (in Nm) than 1978 Fiat 131. (113 Nm @ 2400 RPM). This means 1989 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 1978 Fiat 131.
Compare all specifications:
| 1978 Fiat 131 | 1989 Isuzu Piazza | |
| Make | Fiat | Isuzu |
| Model | 131 | Piazza |
| Year Released | 1978 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 148 HP |
| Engine RPM | 4400 RPM | 5400 RPM |
| Torque | 113 Nm | 226 Nm |
| Torque RPM | 2400 RPM | 3000 RPM |
| Engine Bore Size | 88 mm | 88.1 mm |
| Engine Stroke Size | 82 mm | 82 mm |
| Engine Compression Ratio | 22.0:1 | 7.9:1 |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1180 kg | 1280 kg |
| Vehicle Length | 4270 mm | 4290 mm |
| Vehicle Width | 1660 mm | 1610 mm |
| Vehicle Height | 1370 mm | 1330 mm |
| Wheelbase Size | 2500 mm | 2510 mm |
