2005 Porsche 911 vs. 2011 Opel Insignia
To start off, 2011 Opel Insignia is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 3,587 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, both vehicles can yield 321 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2011 Opel Insignia (435 Nm @ 5500 RPM) has 65 more torque (in Nm) than 2005 Porsche 911. (370 Nm @ 4250 RPM). This means 2011 Opel Insignia will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911.
Compare all specifications:
| 2005 Porsche 911 | 2011 Opel Insignia | |
| Make | Porsche | Opel |
| Model | 911 | Insignia |
| Year Released | 2005 | 2011 |
| Body Type | Convertible | Sedan |
| Engine Position | Rear | Front |
| Engine Size | 3587 cc | 2792 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 321 HP |
| Engine RPM | 4250 RPM | 5500 RPM |
| Torque | 370 Nm | 435 Nm |
| Torque RPM | 4250 RPM | 5500 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4440 mm | 4830 mm |
| Vehicle Width | 1780 mm | 1856 mm |
| Vehicle Height | 1310 mm | 1498 mm |
| Wheelbase Size | 2360 mm | 2737 mm |
