1989 Isuzu Piazza vs. 2010 Opel Astra
To start off, 2010 Opel Astra is newer by 21 year(s). Which means there will be less support and parts availability for 1989 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1989 Isuzu Piazza would be higher. At 1,994 cc (4 cylinders), 1989 Isuzu Piazza is equipped with a bigger engine. In terms of performance, 1989 Isuzu Piazza (148 HP @ 5400 RPM) has 25 more horse power than 2010 Opel Astra. (123 HP @ 4000 RPM). In normal driving conditions, 1989 Isuzu Piazza should accelerate faster than 2010 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Opel Astra weights approximately 118 kg more than 1989 Isuzu Piazza.
Let's talk about torque, 2010 Opel Astra (280 Nm @ 2000 RPM) has 54 more torque (in Nm) than 1989 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 2010 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1989 Isuzu Piazza.
Compare all specifications:
| 1989 Isuzu Piazza | 2010 Opel Astra | |
| Make | Isuzu | Opel |
| Model | Piazza | Astra |
| Year Released | 1989 | 2010 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 123 HP |
| Engine RPM | 5400 RPM | 4000 RPM |
| Torque | 226 Nm | 280 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Bore Size | 88.1 mm | 82 mm |
| Engine Stroke Size | 82 mm | 90.4 mm |
| Engine Compression Ratio | 7.9:1 | 17.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1280 kg | 1398 kg |
| Vehicle Length | 4290 mm | 4260 mm |
| Vehicle Width | 1610 mm | 1760 mm |
| Vehicle Height | 1330 mm | 1470 mm |
| Wheelbase Size | 2510 mm | 2620 mm |
