1992 Daihatsu Opti vs. 1982 Isuzu Piazza
To start off, 1992 Daihatsu Opti is newer by 10 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 93 more horse power than 1992 Daihatsu Opti. (56 HP @ 7600 RPM) In normal driving conditions, 1982 Isuzu Piazza should accelerate faster than 1992 Daihatsu Opti. With that said, vehicle weight also plays an important factor in acceleration. 1982 Isuzu Piazza weights approximately 520 kg more than 1992 Daihatsu Opti. 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 161 more torque (in Nm) than 1992 Daihatsu Opti. (64 Nm @ 4000 RPM). This means 1982 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 1992 Daihatsu Opti.
Compare all specifications:
| 1992 Daihatsu Opti | 1982 Isuzu Piazza | |
| Make | Daihatsu | Isuzu |
| Model | Opti | Piazza |
| Year Released | 1992 | 1982 |
| Engine Position | Front | Front |
| Engine Size | 659 cc | 1994 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 56 HP | 149 HP |
| Engine RPM | 7600 RPM | 5400 RPM |
| Torque | 64 Nm | 225 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 68 mm | 88 mm |
| Engine Stroke Size | 60.5 mm | 82 mm |
| Engine Compression Ratio | 10.5:1 | 7.9:1 |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 3 doors | 3 doors |
| Vehicle Weight | 760 kg | 1280 kg |
| Vehicle Length | 3400 mm | 4290 mm |
| Vehicle Width | 1480 mm | 1610 mm |
| Vehicle Height | 1410 mm | 1330 mm |
| Wheelbase Size | 2370 mm | 2510 mm |
