1989 Cadillac Seville vs. 2008 Opel Signum
To start off, 2008 Opel Signum is newer by 19 year(s). Which means there will be less support and parts availability for 1989 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1989 Cadillac Seville would be higher. At 4,473 cc (8 cylinders), 1989 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2008 Opel Signum (208 HP @ 6200 RPM) has 55 more horse power than 1989 Cadillac Seville. (153 HP @ 4000 RPM) In normal driving conditions, 2008 Opel Signum should accelerate faster than 1989 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Signum weights approximately 44 kg more than 1989 Cadillac Seville. 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 Seville (325 Nm @ 2800 RPM) has 25 more torque (in Nm) than 2008 Opel Signum. (300 Nm @ 4000 RPM). This means 1989 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Signum. 1989 Cadillac Seville has automatic transmission and 2008 Opel Signum has manual transmission. 2008 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1989 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Cadillac Seville | 2008 Opel Signum | |
| Make | Cadillac | Opel |
| Model | Seville | Signum |
| Year Released | 1989 | 2008 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4473 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 | 325 Nm | 300 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 87.5 mm |
| Engine Stroke Size | 84 mm | 88 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1566 kg | 1610 kg |
| Vehicle Length | 4810 mm | 4640 mm |
| Vehicle Width | 1830 mm | 1800 mm |
| Vehicle Height | 1370 mm | 1470 mm |
| Wheelbase Size | 2750 mm | 2840 mm |
