2009 Bentley Arnage vs. 2007 BMW Z4
To start off, 2009 Bentley Arnage is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW Z4. In addition, the cost of maintenance, including insurance, on 2007 BMW Z4 would be higher. At 6,750 cc (8 cylinders), 2009 Bentley Arnage is equipped with a bigger engine. In terms of performance, 2009 Bentley Arnage (450 HP @ 4100 RPM) has 235 more horse power than 2007 BMW Z4. (215 HP @ 6500 RPM). In normal driving conditions, 2009 Bentley Arnage should accelerate faster than 2007 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Bentley Arnage weights approximately 1223 kg more than 2007 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, 2009 Bentley Arnage (875 Nm @ 3250 RPM) has 625 more torque (in Nm) than 2007 BMW Z4. (250 Nm @ 2750 RPM). This means 2009 Bentley Arnage will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4. 2009 Bentley Arnage has automatic transmission and 2007 BMW Z4 has manual transmission. 2007 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Bentley Arnage will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Bentley Arnage | 2007 BMW Z4 | |
| Make | Bentley | BMW |
| Model | Arnage | Z4 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 6750 cc | 2497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 215 HP |
| Engine RPM | 4100 RPM | 6500 RPM |
| Torque | 875 Nm | 250 Nm |
| Torque RPM | 3250 RPM | 2750 RPM |
| Engine Bore Size | 104.2 mm | 82 mm |
| Engine Stroke Size | 99.1 mm | 78.8 mm |
| Engine Compression Ratio | 7.8:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 270 km/hour | 240 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 6.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2585 kg | 1362 kg |
| Vehicle Length | 5400 mm | 4100 mm |
| Vehicle Width | 1910 mm | 1310 mm |
| Vehicle Height | 1520 mm | 1790 mm |
| Wheelbase Size | 3120 mm | 2500 mm |
| Fuel Consumption Overall | 19.5 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 96 L | 55 L |
