1987 Isuzu Piazza vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 20 year(s). Which means there will be less support and parts availability for 1987 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1987 Isuzu Piazza would be higher. At 1,993 cc (4 cylinders), 1987 Isuzu Piazza is equipped with a bigger engine. In terms of performance, 1987 Isuzu Piazza (148 HP @ 5400 RPM) has 9 more horse power than 2007 Opel Astra. (139 HP @ 6300 RPM). In normal driving conditions, 1987 Isuzu Piazza should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 235 kg more than 1987 Isuzu Piazza.
Let's talk about torque, 1987 Isuzu Piazza (226 Nm @ 3000 RPM) has 51 more torque (in Nm) than 2007 Opel Astra. (175 Nm @ 3800 RPM). This means 1987 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 1987 Isuzu Piazza | 2007 Opel Astra | |
| Make | Isuzu | Opel |
| Model | Piazza | Astra |
| Year Released | 1987 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 1795 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 139 HP |
| Engine RPM | 5400 RPM | 6300 RPM |
| Torque | 226 Nm | 175 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 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1280 kg | 1515 kg |
| Vehicle Length | 4290 mm | 4480 mm |
| Vehicle Width | 1610 mm | 2030 mm |
| Vehicle Height | 1330 mm | 1420 mm |
| Wheelbase Size | 2510 mm | 2620 mm |
