2009 Bentley Azure vs. 2006 BMW 645
To start off, 2009 Bentley Azure is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW 645. In addition, the cost of maintenance, including insurance, on 2006 BMW 645 would be higher. At 6,761 cc (8 cylinders), 2009 Bentley Azure is equipped with a bigger engine. In terms of performance, 2009 Bentley Azure (493 HP @ 4200 RPM) has 165 more horse power than 2006 BMW 645. (328 HP @ 6100 RPM). In normal driving conditions, 2009 Bentley Azure should accelerate faster than 2006 BMW 645.
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, 2009 Bentley Azure (738 Nm @ 3200 RPM) has 288 more torque (in Nm) than 2006 BMW 645. (450 Nm @ 3600 RPM). This means 2009 Bentley Azure will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 645.
Compare all specifications:
| 2009 Bentley Azure | 2006 BMW 645 | |
| Make | Bentley | BMW |
| Model | Azure | 645 |
| Year Released | 2009 | 2006 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 6761 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 493 HP | 328 HP |
| Engine RPM | 4200 RPM | 6100 RPM |
| Torque | 738 Nm | 450 Nm |
| Torque RPM | 3200 RPM | 3600 RPM |
| Engine Compression Ratio | 7.8:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 288 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 5410 mm | 4830 mm |
| Vehicle Height | 1520 mm | 1380 mm |
| Wheelbase Size | 3120 mm | 2790 mm |
| Fuel Tank Capacity | 96 L | 70 L |
