1989 Cadillac DeVille vs. 1999 Opel Signum
To start off, 1999 Opel Signum is newer by 10 year(s). Which means there will be less support and parts availability for 1989 Cadillac DeVille. In addition, the cost of maintenance, including insurance, on 1989 Cadillac DeVille would be higher. At 4,467 cc (8 cylinders), 1989 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 1999 Opel Signum (208 HP @ 6200 RPM) has 55 more horse power than 1989 Cadillac DeVille. (153 HP @ 4000 RPM) In normal driving conditions, 1999 Opel Signum should accelerate faster than 1989 Cadillac DeVille. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Signum weights approximately 70 kg more than 1989 Cadillac DeVille. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1989 Cadillac DeVille (326 Nm @ 2600 RPM) has 26 more torque (in Nm) than 1999 Opel Signum. (300 Nm @ 4000 RPM). This means 1989 Cadillac DeVille will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Signum.
Compare all specifications:
| 1989 Cadillac DeVille | 1999 Opel Signum | |
| Make | Cadillac | Opel |
| Model | DeVille | Signum |
| Year Released | 1989 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 4467 cc | 3175 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 153 HP | 208 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 326 Nm | 300 Nm |
| Torque RPM | 2600 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 87.5 mm |
| Engine Stroke Size | 84 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1540 kg | 1610 kg |
| Vehicle Length | 5160 mm | 4640 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2820 mm | 2840 mm |
