2003 Opel Signum vs. 2013 Porsche 911
To start off, 2013 Porsche 911 is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 3,800 cc (6 cylinders), 2013 Porsche 911 is equipped with a bigger engine. In terms of performance, 2013 Porsche 911 (345 HP @ 7400 RPM) has 170 more horse power than 2003 Opel Signum. (175 HP @ 5500 RPM) In normal driving conditions, 2013 Porsche 911 should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 195 kg more than 2013 Porsche 911.
Because 2013 Porsche 911 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 2013 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2013 Porsche 911 (390 Nm @ 5600 RPM) has 20 more torque (in Nm) than 2003 Opel Signum. (370 Nm @ 1900 RPM). This means 2013 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2003 Opel Signum | 2013 Porsche 911 | |
| Make | Opel | Porsche |
| Model | Signum | 911 |
| Year Released | 2003 | 2013 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2958 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 345 HP |
| Engine RPM | 5500 RPM | 7400 RPM |
| Torque | 370 Nm | 390 Nm |
| Torque RPM | 1900 RPM | 5600 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1575 kg | 1380 kg |
| Vehicle Length | 4640 mm | 4491 mm |
| Vehicle Width | 1800 mm | 1978 mm |
| Vehicle Height | 1470 mm | 1303 mm |
| Wheelbase Size | 2840 mm | 2450 mm |
