1982 Isuzu Piazza vs. 1984 Vauxhall Astra
To start off, 1984 Vauxhall Astra is newer by 2 year(s). Which means there will be less support and parts availability for 1982 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1982 Isuzu Piazza would be higher. At 1,994 cc (4 cylinders), 1982 Isuzu Piazza is equipped with a bigger engine. In terms of performance, 1982 Isuzu Piazza (149 HP @ 5400 RPM) has 90 more horse power than 1984 Vauxhall Astra. (59 HP @ 5800 RPM). In normal driving conditions, 1982 Isuzu Piazza should accelerate faster than 1984 Vauxhall Astra. With that said, vehicle weight also plays an important factor in acceleration. 1982 Isuzu Piazza weights approximately 440 kg more than 1984 Vauxhall Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1982 Isuzu Piazza (225 Nm @ 3000 RPM) has 136 more torque (in Nm) than 1984 Vauxhall Astra. (89 Nm @ 3000 RPM). This means 1982 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 1984 Vauxhall Astra.
Compare all specifications:
| 1982 Isuzu Piazza | 1984 Vauxhall Astra | |
| Make | Isuzu | Vauxhall |
| Model | Piazza | Astra |
| Year Released | 1982 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 149 HP | 59 HP |
| Engine RPM | 5400 RPM | 5800 RPM |
| Torque | 225 Nm | 89 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Engine Bore Size | 88 mm | 81 mm |
| Engine Stroke Size | 82 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1280 kg | 840 kg |
| Vehicle Length | 4290 mm | 4010 mm |
| Vehicle Width | 1610 mm | 1650 mm |
| Vehicle Height | 1330 mm | 1340 mm |
| Wheelbase Size | 2510 mm | 2520 mm |
