1983 Isuzu Piazza vs. 1966 Jaguar 420G
To start off, 1983 Isuzu Piazza is newer by 17 year(s). Which means there will be less support and parts availability for 1966 Jaguar 420G. In addition, the cost of maintenance, including insurance, on 1966 Jaguar 420G would be higher. At 4,235 cc (6 cylinders), 1966 Jaguar 420G is equipped with a bigger engine. In terms of performance, 1966 Jaguar 420G (255 HP @ 5400 RPM) has 105 more horse power than 1983 Isuzu Piazza. (150 HP @ 5400 RPM) In normal driving conditions, 1966 Jaguar 420G should accelerate faster than 1983 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 1966 Jaguar 420G weights approximately 498 kg more than 1983 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, 1966 Jaguar 420G (373 Nm @ 4000 RPM) has 148 more torque (in Nm) than 1983 Isuzu Piazza. (225 Nm @ 3000 RPM). This means 1966 Jaguar 420G will have an easier job in driving up hills or pulling heavy equipment than 1983 Isuzu Piazza.
Compare all specifications:
| 1983 Isuzu Piazza | 1966 Jaguar 420G | |
| Make | Isuzu | Jaguar |
| Model | Piazza | 420G |
| Year Released | 1983 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 4235 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 150 HP | 255 HP |
| Engine RPM | 5400 RPM | 5400 RPM |
| Torque | 225 Nm | 373 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 88 mm | 92.1 mm |
| Engine Stroke Size | 82 mm | 106 mm |
| Engine Compression Ratio | 7.9:1 | 8.0:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1280 kg | 1778 kg |
| Vehicle Length | 4290 mm | 5140 mm |
| Vehicle Width | 1610 mm | 1910 mm |
| Vehicle Height | 1330 mm | 1390 mm |
| Wheelbase Size | 2510 mm | 3050 mm |
