1981 Isuzu Piazza vs. 2011 Buick Regal
To start off, 2011 Buick Regal is newer by 30 year(s). Which means there will be less support and parts availability for 1981 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1981 Isuzu Piazza would be higher. At 2,000 cc (4 cylinders), 2011 Buick Regal is equipped with a bigger engine. In terms of performance, 2011 Buick Regal (220 HP @ 5300 RPM) has 72 more horse power than 1981 Isuzu Piazza. (148 HP @ 5400 RPM) In normal driving conditions, 2011 Buick Regal should accelerate faster than 1981 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 2011 Buick Regal weights approximately 385 kg more than 1981 Isuzu Piazza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2011 Buick Regal (349 Nm @ 2000 RPM) has 123 more torque (in Nm) than 1981 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 2011 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1981 Isuzu Piazza.
Compare all specifications:
| 1981 Isuzu Piazza | 2011 Buick Regal | |
| Make | Isuzu | Buick |
| Model | Piazza | Regal |
| Year Released | 1981 | 2011 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 2000 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 220 HP |
| Engine RPM | 5400 RPM | 5300 RPM |
| Torque | 226 Nm | 349 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1280 kg | 1665 kg |
| Vehicle Length | 4290 mm | 4831 mm |
| Vehicle Width | 1610 mm | 1857 mm |
| Vehicle Height | 1330 mm | 1483 mm |
| Wheelbase Size | 2510 mm | 2738 mm |
