2008 Bentley Arnage vs. 2009 BMW 550
To start off, 2009 BMW 550 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Bentley Arnage. In addition, the cost of maintenance, including insurance, on 2008 Bentley Arnage would be higher. At 6,761 cc (8 cylinders), 2008 Bentley Arnage is equipped with a bigger engine. In terms of performance, 2008 Bentley Arnage (450 HP @ 4100 RPM) has 88 more horse power than 2009 BMW 550. (362 HP @ 6300 RPM). In normal driving conditions, 2008 Bentley Arnage should accelerate faster than 2009 BMW 550. With that said, vehicle weight also plays an important factor in acceleration. 2008 Bentley Arnage weights approximately 923 kg more than 2009 BMW 550. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Bentley Arnage is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 550. In wet, icy, snow, or gravel driving conditions, 2008 Bentley Arnage will offer significantly more control. 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, 2008 Bentley Arnage (875 Nm @ 1800 RPM) has 385 more torque (in Nm) than 2009 BMW 550. (490 Nm @ 3400 RPM). This means 2008 Bentley Arnage will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 550.
Compare all specifications:
| 2008 Bentley Arnage | 2009 BMW 550 | |
| Make | Bentley | BMW |
| Model | Arnage | 550 |
| Year Released | 2008 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 6761 cc | 4799 cc |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 450 HP | 362 HP |
| Engine RPM | 4100 RPM | 6300 RPM |
| Torque | 875 Nm | 490 Nm |
| Torque RPM | 1800 RPM | 3400 RPM |
| Engine Bore Size | 104.2 mm | 93 mm |
| Engine Stroke Size | 99.1 mm | 88.3 mm |
| Engine Compression Ratio | 7.8:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 5.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2585 kg | 1662 kg |
| Vehicle Length | 5650 mm | 4850 mm |
| Vehicle Width | 1910 mm | 1470 mm |
| Vehicle Height | 1520 mm | 1850 mm |
| Wheelbase Size | 3370 mm | 2890 mm |
| Fuel Consumption Overall | 21.4 L/100km | 11.1 L/100km |
| Fuel Tank Capacity | 96 L | 70 L |
