2005 Porsche 996 vs. 2007 Rolls-Royce Phantom
To start off, 2007 Rolls-Royce Phantom is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Porsche 996. In addition, the cost of maintenance, including insurance, on 2005 Porsche 996 would be higher. At 6,749 cc (12 cylinders), 2007 Rolls-Royce Phantom is equipped with a bigger engine. In terms of performance, 2007 Rolls-Royce Phantom (455 HP @ 5350 RPM) has 79 more horse power than 2005 Porsche 996. (376 HP @ 7400 RPM) In normal driving conditions, 2007 Rolls-Royce Phantom should accelerate faster than 2005 Porsche 996. With that said, vehicle weight also plays an important factor in acceleration. 2007 Rolls-Royce Phantom weights approximately 1115 kg more than 2005 Porsche 996. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2007 Rolls-Royce Phantom (720 Nm @ 3500 RPM) has 334 more torque (in Nm) than 2005 Porsche 996. (386 Nm @ 5000 RPM). This means 2007 Rolls-Royce Phantom will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 996.
Compare all specifications:
| 2005 Porsche 996 | 2007 Rolls-Royce Phantom | |
| Make | Porsche | Rolls-Royce |
| Model | 996 | Phantom |
| Year Released | 2005 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Rear | Front |
| Engine Size | 3600 cc | 6749 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 376 HP | 455 HP |
| Engine RPM | 7400 RPM | 5350 RPM |
| Torque | 386 Nm | 720 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Engine Bore Size | 100 mm | 92 mm |
| Engine Stroke Size | 76.4 mm | 84.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1380 kg | 2495 kg |
| Vehicle Length | 4440 mm | 5840 mm |
| Vehicle Width | 1770 mm | 2000 mm |
| Vehicle Height | 1310 mm | 1640 mm |
| Wheelbase Size | 2360 mm | 3580 mm |
| Fuel Tank Capacity | 89 L | 100 L |
