2009 Audi A8 vs. 2007 BMW 330
To start off, 2009 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 330. In addition, the cost of maintenance, including insurance, on 2007 BMW 330 would be higher. At 4,134 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (322 HP @ 3750 RPM) has 121 more horse power than 2007 BMW 330. (201 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2007 BMW 330. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 330 kg more than 2007 BMW 330. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 330. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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 Audi A8 (650 Nm @ 1600 RPM) has 240 more torque (in Nm) than 2007 BMW 330. (410 Nm @ 1500 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 330.
Compare all specifications:
| 2009 Audi A8 | 2007 BMW 330 | |
| Make | Audi | BMW |
| Model | A8 | 330 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4134 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 201 HP |
| Engine RPM | 3750 RPM | 4000 RPM |
| Torque | 650 Nm | 410 Nm |
| Torque RPM | 1600 RPM | 1500 RPM |
| Engine Bore Size | 83 mm | 84.1 mm |
| Engine Stroke Size | 95.5 mm | 90 mm |
| Engine Compression Ratio | 16.5:1 | 17.0:1 |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 5.9 seconds | 7.2 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1945 kg | 1615 kg |
| Vehicle Length | 5070 mm | 4490 mm |
| Vehicle Width | 1900 mm | 1760 mm |
| Vehicle Height | 1450 mm | 1380 mm |
| Wheelbase Size | 2950 mm | 2730 mm |
| Fuel Consumption Overall | 9.4 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 90 L | 63 L |
