1981 Isuzu Piazza vs. 2005 Pontiac Aztek
To start off, 2005 Pontiac Aztek is newer by 24 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 3,392 cc (6 cylinders), 2005 Pontiac Aztek is equipped with a bigger engine. In terms of performance, 2005 Pontiac Aztek (175 HP @ 5200 RPM) has 27 more horse power than 1981 Isuzu Piazza. (148 HP @ 5400 RPM) In normal driving conditions, 2005 Pontiac Aztek should accelerate faster than 1981 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Aztek weights approximately 550 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, 2005 Pontiac Aztek (298 Nm @ 4000 RPM) has 72 more torque (in Nm) than 1981 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 2005 Pontiac Aztek will have an easier job in driving up hills or pulling heavy equipment than 1981 Isuzu Piazza.
Compare all specifications:
| 1981 Isuzu Piazza | 2005 Pontiac Aztek | |
| Make | Isuzu | Pontiac |
| Model | Piazza | Aztek |
| Year Released | 1981 | 2005 |
| Body Type | Hatchback | Crossover |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 3392 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 175 HP |
| Engine RPM | 5400 RPM | 5200 RPM |
| Torque | 226 Nm | 298 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 88 mm | 92.1 mm |
| Engine Stroke Size | 82 mm | 84 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1280 kg | 1830 kg |
| Vehicle Length | 4290 mm | 4640 mm |
| Vehicle Width | 1610 mm | 1880 mm |
| Vehicle Height | 1330 mm | 1700 mm |
| Wheelbase Size | 2510 mm | 2760 mm |
