1987 Cadillac DeVille vs. 2009 Cadillac STS
To start off, 2009 Cadillac STS is newer by 22 year(s). Which means there will be less support and parts availability for 1987 Cadillac DeVille. In addition, the cost of maintenance, including insurance, on 1987 Cadillac DeVille would be higher. At 4,087 cc (8 cylinders), 1987 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 173 more horse power than 1987 Cadillac DeVille. (129 HP @ 4200 RPM) In normal driving conditions, 2009 Cadillac STS should accelerate faster than 1987 Cadillac DeVille. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 93 kg more than 1987 Cadillac DeVille. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Cadillac STS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 1987 Cadillac DeVille, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Cadillac STS (369 Nm @ 5200 RPM) has 98 more torque (in Nm) than 1987 Cadillac DeVille. (271 Nm @ 2200 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1987 Cadillac DeVille.
Compare all specifications:
| 1987 Cadillac DeVille | 2009 Cadillac STS | |
| Make | Cadillac | Cadillac |
| Model | DeVille | STS |
| Year Released | 1987 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 4087 cc | 3599 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 129 HP | 302 HP |
| Engine RPM | 4200 RPM | 6300 RPM |
| Torque | 271 Nm | 369 Nm |
| Torque RPM | 2200 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1542 kg | 1635 kg |
| Vehicle Length | 4960 mm | 5000 mm |
| Vehicle Width | 1830 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2820 mm | 2960 mm |
