2009 BMW 730 vs. 2007 Audi A6
To start off, 2009 BMW 730 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A6. In addition, the cost of maintenance, including insurance, on 2007 Audi A6 would be higher. At 2,993 cc (6 cylinders), 2009 BMW 730 is equipped with a bigger engine. In terms of performance, 2009 BMW 730 (242 HP @ 4000 RPM) has 74 more horse power than 2007 Audi A6. (168 HP @ 6000 RPM). In normal driving conditions, 2009 BMW 730 should accelerate faster than 2007 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 730 weights approximately 225 kg more than 2007 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 730. In wet, icy, snow, or gravel driving conditions, 2007 Audi A6 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, 2009 BMW 730 (540 Nm @ 1750 RPM) has 310 more torque (in Nm) than 2007 Audi A6. (230 Nm @ 3200 RPM). This means 2009 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A6.
Compare all specifications:
| 2009 BMW 730 | 2007 Audi A6 | |
| Make | BMW | Audi |
| Model | 730 | A6 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2393 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 242 HP | 168 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 540 Nm | 230 Nm |
| Torque RPM | 1750 RPM | 3200 RPM |
| Engine Compression Ratio | 16.5:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 240 km/hour | 218 km/hour |
| Acceleration 0-100mph | 7.2 seconds | 9.9 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1865 kg | 1640 kg |
| Vehicle Length | 5080 mm | 4800 mm |
| Vehicle Width | 1910 mm | 1820 mm |
| Vehicle Height | 1490 mm | 1460 mm |
| Wheelbase Size | 3080 mm | 2770 mm |
| Fuel Consumption Overall | 7.2 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 80 L | 70 L |
