2006 Bentley Arnage vs. 2005 BMW 645
To start off, 2006 Bentley Arnage is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW 645. In addition, the cost of maintenance, including insurance, on 2005 BMW 645 would be higher. At 6,752 cc (8 cylinders), 2006 Bentley Arnage is equipped with a bigger engine. In terms of performance, 2006 Bentley Arnage (400 HP) has 74 more horse power than 2005 BMW 645. (326 HP). In normal driving conditions, 2006 Bentley Arnage should accelerate faster than 2005 BMW 645. With that said, vehicle weight also plays an important factor in acceleration. 2006 Bentley Arnage weights approximately 555 kg more than 2005 BMW 645. 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 Bentley Arnage (835 Nm @ 3250 RPM) has 388 more torque (in Nm) than 2005 BMW 645. (447 Nm @ 3600 RPM). This means 2006 Bentley Arnage will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 645. 2006 Bentley Arnage has automatic transmission and 2005 BMW 645 has manual transmission. 2005 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Bentley Arnage will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Bentley Arnage | 2005 BMW 645 | |
| Make | Bentley | BMW |
| Model | Arnage | 645 |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 6752 cc | 4392 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 400 HP | 326 HP |
| Torque | 835 Nm | 447 Nm |
| Torque RPM | 3250 RPM | 3600 RPM |
| Engine Compression Ratio | 8.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 245 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 6.1 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2450 kg | 1895 kg |
| Vehicle Length | 5650 mm | 4830 mm |
| Vehicle Width | 1940 mm | 1860 mm |
| Vehicle Height | 1520 mm | 1380 mm |
| Wheelbase Size | 3370 mm | 2890 mm |
| Fuel Consumption Highway | 16.8 L/100km | 10.2 L/100km |
| Fuel Consumption City | 23.5 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 19.6 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 100 L | 70 L |
