1991 Cadillac DeVille vs. 1986 Isuzu Piazza
To start off, 1991 Cadillac DeVille is newer by 5 year(s). Which means there will be less support and parts availability for 1986 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1986 Isuzu Piazza would be higher. At 4,087 cc (8 cylinders), 1991 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 1986 Isuzu Piazza (148 HP @ 5400 RPM) has 19 more horse power than 1991 Cadillac DeVille. (129 HP @ 4200 RPM) In normal driving conditions, 1986 Isuzu Piazza should accelerate faster than 1991 Cadillac DeVille. With that said, vehicle weight also plays an important factor in acceleration. 1991 Cadillac DeVille weights approximately 256 kg more than 1986 Isuzu Piazza.
Let's talk about torque, 1991 Cadillac DeVille (271 Nm @ 2200 RPM) has 45 more torque (in Nm) than 1986 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 1991 Cadillac DeVille will have an easier job in driving up hills or pulling heavy equipment than 1986 Isuzu Piazza.
Compare all specifications:
| 1991 Cadillac DeVille | 1986 Isuzu Piazza | |
| Make | Cadillac | Isuzu |
| Model | DeVille | Piazza |
| Year Released | 1991 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4087 cc | 1994 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 129 HP | 148 HP |
| Engine RPM | 4200 RPM | 5400 RPM |
| Torque | 271 Nm | 226 Nm |
| Torque RPM | 2200 RPM | 3000 RPM |
| Engine Bore Size | 88.1 mm | 88 mm |
| Engine Stroke Size | 84 mm | 82 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1540 kg | 1284 kg |
| Vehicle Length | 4960 mm | 4290 mm |
| Vehicle Width | 1830 mm | 1610 mm |
| Vehicle Height | 1400 mm | 1330 mm |
| Wheelbase Size | 2820 mm | 2510 mm |
