1986 Isuzu Piazza vs. 1970 Pontiac GTO
To start off, 1986 Isuzu Piazza is newer by 16 year(s). Which means there will be less support and parts availability for 1970 Pontiac GTO. In addition, the cost of maintenance, including insurance, on 1970 Pontiac GTO would be higher. At 7,460 cc (8 cylinders), 1970 Pontiac GTO is equipped with a bigger engine. In terms of performance, 1970 Pontiac GTO (360 HP @ 4300 RPM) has 212 more horse power than 1986 Isuzu Piazza. (148 HP @ 5400 RPM) In normal driving conditions, 1970 Pontiac GTO should accelerate faster than 1986 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 1970 Pontiac GTO weights approximately 431 kg more than 1986 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, 1970 Pontiac GTO (678 Nm @ 2700 RPM) has 452 more torque (in Nm) than 1986 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 1970 Pontiac GTO will have an easier job in driving up hills or pulling heavy equipment than 1986 Isuzu Piazza.
Compare all specifications:
| 1986 Isuzu Piazza | 1970 Pontiac GTO | |
| Make | Isuzu | Pontiac |
| Model | Piazza | GTO |
| Year Released | 1986 | 1970 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 7460 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 360 HP |
| Engine RPM | 5400 RPM | 4300 RPM |
| Torque | 226 Nm | 678 Nm |
| Torque RPM | 3000 RPM | 2700 RPM |
| Engine Bore Size | 88 mm | 105.4 mm |
| Engine Stroke Size | 82 mm | 106.9 mm |
| Engine Compression Ratio | 7.9:1 | 10.3:1 |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1284 kg | 1715 kg |
| Vehicle Length | 4290 mm | 5160 mm |
| Vehicle Width | 1610 mm | 1950 mm |
| Vehicle Height | 1330 mm | 1340 mm |
| Wheelbase Size | 2510 mm | 2850 mm |
