2008 Cadillac DTS vs. 2001 Opel Signum
To start off, 2008 Cadillac DTS is newer by 7 year(s). Which means there will be less support and parts availability for 2001 Opel Signum. In addition, the cost of maintenance, including insurance, on 2001 Opel Signum would be higher. At 4,565 cc (8 cylinders), 2008 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2008 Cadillac DTS (275 HP @ 6000 RPM) has 131 more horse power than 2001 Opel Signum. (144 HP @ 4000 RPM). In normal driving conditions, 2008 Cadillac DTS should accelerate faster than 2001 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac DTS weights approximately 237 kg more than 2001 Opel Signum. 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, 2008 Cadillac DTS (400 Nm @ 4400 RPM) has 180 more torque (in Nm) than 2001 Opel Signum. (220 Nm @ 2000 RPM). This means 2008 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Signum. 2008 Cadillac DTS has automatic transmission and 2001 Opel Signum has manual transmission. 2001 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Cadillac DTS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Cadillac DTS | 2001 Opel Signum | |
| Make | Cadillac | Opel |
| Model | DTS | Signum |
| Year Released | 2008 | 2001 |
| 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 |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 275 HP | 144 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 400 Nm | 220 Nm |
| Torque RPM | 4400 RPM | 2000 RPM |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1635 kg | 1398 kg |
| Vehicle Length | 5280 mm | 4640 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2940 mm | 2850 mm |
| Fuel Tank Capacity | 68 L | 60 L |
