1982 Isuzu Piazza vs. 2004 Opel Astra
To start off, 2004 Opel Astra is newer by 22 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 24 more horse power than 2004 Opel Astra. (125 HP @ 5600 RPM). In normal driving conditions, 1982 Isuzu Piazza should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 45 kg more than 1982 Isuzu Piazza.
Let's talk about torque, 1982 Isuzu Piazza (225 Nm @ 3000 RPM) has 58 more torque (in Nm) than 2004 Opel Astra. (167 Nm @ 3800 RPM). This means 1982 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra.
Compare all specifications:
| 1982 Isuzu Piazza | 2004 Opel Astra | |
| Make | Isuzu | Opel |
| Model | Piazza | Astra |
| Year Released | 1982 | 2004 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 149 HP | 125 HP |
| Engine RPM | 5400 RPM | 5600 RPM |
| Torque | 225 Nm | 167 Nm |
| Torque RPM | 3000 RPM | 3800 RPM |
| Engine Bore Size | 88 mm | 80.5 mm |
| Engine Stroke Size | 82 mm | 88.2 mm |
| Engine Compression Ratio | 7.9:1 | 10.5:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1280 kg | 1325 kg |
| Vehicle Length | 4290 mm | 4520 mm |
| Vehicle Width | 1610 mm | 1800 mm |
| Vehicle Height | 1330 mm | 1510 mm |
| Wheelbase Size | 2510 mm | 2700 mm |
