2009 Cadillac DTS vs. 1981 Isuzu Piazza
To start off, 2009 Cadillac DTS is newer by 28 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 4,565 cc (8 cylinders), 2009 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2009 Cadillac DTS (276 HP @ 6000 RPM) has 128 more horse power than 1981 Isuzu Piazza. (148 HP @ 5400 RPM). In normal driving conditions, 2009 Cadillac DTS should accelerate faster than 1981 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac DTS weights approximately 355 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, 2009 Cadillac DTS (400 Nm @ 4400 RPM) has 174 more torque (in Nm) than 1981 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 2009 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 1981 Isuzu Piazza.
Compare all specifications:
| 2009 Cadillac DTS | 1981 Isuzu Piazza | |
| Make | Cadillac | Isuzu |
| Model | DTS | Piazza |
| Year Released | 2009 | 1981 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 1994 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 276 HP | 148 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 400 Nm | 226 Nm |
| Torque RPM | 4400 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1635 kg | 1280 kg |
| Vehicle Length | 5280 mm | 4290 mm |
| Vehicle Width | 1910 mm | 1610 mm |
| Vehicle Height | 1470 mm | 1330 mm |
| Wheelbase Size | 2940 mm | 2510 mm |
