2004 Opel Signum vs. 1972 Porsche 911
To start off, 2004 Opel Signum is newer by 32 year(s). Which means there will be less support and parts availability for 1972 Porsche 911. In addition, the cost of maintenance, including insurance, on 1972 Porsche 911 would be higher. At 2,687 cc (6 cylinders), 1972 Porsche 911 is equipped with a bigger engine. In terms of performance, 1972 Porsche 911 (210 HP @ 6300 RPM) has 85 more horse power than 2004 Opel Signum. (125 HP @ 5600 RPM) In normal driving conditions, 1972 Porsche 911 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 324 kg more than 1972 Porsche 911.
Because 1972 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 1972 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 1972 Porsche 911 (255 Nm @ 5100 RPM) has 85 more torque (in Nm) than 2004 Opel Signum. (170 Nm @ 3800 RPM). This means 1972 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2004 Opel Signum | 1972 Porsche 911 | |
| Make | Opel | Porsche |
| Model | Signum | 911 |
| Year Released | 2004 | 1972 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1796 cc | 2687 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 125 HP | 210 HP |
| Engine RPM | 5600 RPM | 6300 RPM |
| Torque | 170 Nm | 255 Nm |
| Torque RPM | 3800 RPM | 5100 RPM |
| Engine Bore Size | 80.5 mm | 90 mm |
| Engine Stroke Size | 88.2 mm | 70.4 mm |
| Engine Compression Ratio | 10.5:1 | 8.5:1 |
| Top Speed | 197 km/hour | 241 km/hour |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1380 kg | 1056 kg |
| Vehicle Length | 4640 mm | 4110 mm |
| Vehicle Width | 1800 mm | 1660 mm |
| Vehicle Height | 1470 mm | 1330 mm |
| Wheelbase Size | 2700 mm | 2280 mm |
| Fuel Tank Capacity | 58 L | 85 L |
