2003 Opel Signum vs. 2003 Porsche 996
To start off, both 2003 Opel Signum and 2003 Porsche 996 were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,596 cc (6 cylinders), 2003 Porsche 996 is equipped with a bigger engine. In terms of performance, 2003 Porsche 996 (317 HP @ 6800 RPM) has 142 more horse power than 2003 Opel Signum. (175 HP @ 4000 RPM) In normal driving conditions, 2003 Porsche 996 should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 185 kg more than 2003 Porsche 996.
Because 2003 Porsche 996 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 2003 Porsche 996. 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, both vehicles can yield 370 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2003 Opel Signum | 2003 Porsche 996 | |
| Make | Opel | Porsche |
| Model | Signum | 996 |
| Year Released | 2003 | 2003 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2958 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 317 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 370 Nm | 370 Nm |
| Torque RPM | 1900 RPM | 4250 RPM |
| Engine Bore Size | 87.5 mm | 96 mm |
| Engine Stroke Size | 82 mm | 82.8 mm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1670 kg | 1485 kg |
| Vehicle Length | 4640 mm | 4440 mm |
| Vehicle Width | 1800 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1310 mm |
| Wheelbase Size | 2700 mm | 2360 mm |
