2006 BMW 645 vs. 2001 Porsche 911
To start off, 2006 BMW 645 is newer by 5 year(s). Which means there will be less support and parts availability for 2001 Porsche 911. In addition, the cost of maintenance, including insurance, on 2001 Porsche 911 would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 13 more horse power than 2001 Porsche 911. (315 HP @ 6800 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 2001 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 411 kg more than 2001 Porsche 911. 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 80 more torque (in Nm) than 2001 Porsche 911. (370 Nm @ 4250 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2001 Porsche 911.
Compare all specifications:
| 2006 BMW 645 | 2001 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 645 | 911 |
| Year Released | 2006 | 2001 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4398 cc | 3595 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 328 HP | 315 HP |
| Engine RPM | 6100 RPM | 6800 RPM |
| Torque | 450 Nm | 370 Nm |
| Torque RPM | 3600 RPM | 4250 RPM |
| Engine Bore Size | 92 mm | 96 mm |
| Engine Stroke Size | 83 mm | 82.8 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Top Speed | 250 km/hour | 285 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 5.2 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1836 kg | 1425 kg |
| Vehicle Length | 4830 mm | 4440 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1310 mm |
| Wheelbase Size | 2790 mm | 2360 mm |
| Fuel Tank Capacity | 70 L | 64 L |
