1985 Cadillac DeVille vs. 2005 Cadillac STS
To start off, 2005 Cadillac STS is newer by 20 year(s). Which means there will be less support and parts availability for 1985 Cadillac DeVille. In addition, the cost of maintenance, including insurance, on 1985 Cadillac DeVille would be higher. At 4,565 cc (8 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (321 HP @ 6400 RPM) has 192 more horse power than 1985 Cadillac DeVille. (129 HP @ 4200 RPM) In normal driving conditions, 2005 Cadillac STS should accelerate faster than 1985 Cadillac DeVille. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 277 kg more than 1985 Cadillac DeVille. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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 2005 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 1985 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, 2005 Cadillac STS (427 Nm @ 4400 RPM) has 155 more torque (in Nm) than 1985 Cadillac DeVille. (272 Nm @ 2200 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1985 Cadillac DeVille.
Compare all specifications:
| 1985 Cadillac DeVille | 2005 Cadillac STS | |
| Make | Cadillac | Cadillac |
| Model | DeVille | STS |
| Year Released | 1985 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 4087 cc | 4565 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 129 HP | 321 HP |
| Engine RPM | 4200 RPM | 6400 RPM |
| Torque | 272 Nm | 427 Nm |
| Torque RPM | 2200 RPM | 4400 RPM |
| Engine Bore Size | 88 mm | 93.1 mm |
| Engine Stroke Size | 84 mm | 84 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1540 kg | 1817 kg |
| Vehicle Length | 4960 mm | 4990 mm |
| Vehicle Width | 1830 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2820 mm | 2960 mm |
