2005 Cadillac CTS vs. 2001 Opel Signum
To start off, 2005 Cadillac CTS is newer by 4 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 2,597 cc (6 cylinders), 2005 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2005 Cadillac CTS (179 HP @ 6000 RPM) has 35 more horse power than 2001 Opel Signum. (144 HP @ 4000 RPM). In normal driving conditions, 2005 Cadillac CTS should accelerate faster than 2001 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac CTS weights approximately 332 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.
Because 2005 Cadillac CTS 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 CTS. However, in wet, icy, snow, or gravel driving conditions, 2001 Opel Signum, 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 CTS (245 Nm @ 3400 RPM) has 25 more torque (in Nm) than 2001 Opel Signum. (220 Nm @ 2000 RPM). This means 2005 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Signum.
Compare all specifications:
| 2005 Cadillac CTS | 2001 Opel Signum | |
| Make | Cadillac | Opel |
| Model | CTS | Signum |
| Year Released | 2005 | 2001 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2597 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 179 HP | 144 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 245 Nm | 220 Nm |
| Torque RPM | 3400 RPM | 2000 RPM |
| Engine Bore Size | 83.2 mm | 82 mm |
| Engine Stroke Size | 79.6 mm | 90.4 mm |
| Top Speed | 223 km/hour | 209 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1730 kg | 1398 kg |
| Vehicle Length | 4830 mm | 4640 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2830 mm | 2850 mm |
| Fuel Tank Capacity | 64 L | 60 L |
