2007 Bentley Arnage vs. 2009 BMW Z4
To start off, 2009 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Bentley Arnage. In addition, the cost of maintenance, including insurance, on 2007 Bentley Arnage would be higher. At 6,761 cc (8 cylinders), 2007 Bentley Arnage is equipped with a bigger engine. In terms of performance, 2007 Bentley Arnage (451 HP @ 4100 RPM) has 236 more horse power than 2009 BMW Z4. (215 HP @ 6500 RPM). In normal driving conditions, 2007 Bentley Arnage should accelerate faster than 2009 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Bentley Arnage weights approximately 1365 kg more than 2009 BMW Z4. 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 Bentley Arnage (835 Nm @ 3250 RPM) has 585 more torque (in Nm) than 2009 BMW Z4. (250 Nm @ 2000 RPM). This means 2007 Bentley Arnage will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4.
Compare all specifications:
| 2007 Bentley Arnage | 2009 BMW Z4 | |
| Make | Bentley | BMW |
| Model | Arnage | Z4 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 6761 cc | 2494 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 451 HP | 215 HP |
| Engine RPM | 4100 RPM | 6500 RPM |
| Torque | 835 Nm | 250 Nm |
| Torque RPM | 3250 RPM | 2000 RPM |
| Engine Bore Size | 104.2 mm | 82 mm |
| Engine Stroke Size | 99.1 mm | 78.8 mm |
| Engine Compression Ratio | 7.8:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 6.3 seconds | 7.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2655 kg | 1290 kg |
| Vehicle Length | 5650 mm | 4100 mm |
| Vehicle Width | 2130 mm | 1790 mm |
| Vehicle Height | 1520 mm | 1310 mm |
| Wheelbase Size | 3370 mm | 2500 mm |
| Fuel Consumption Overall | 20.6 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 96 L | 55 L |
