2006 Audi Q7 vs. 2009 BMW 523
To start off, 2009 BMW 523 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi Q7. In addition, the cost of maintenance, including insurance, on 2006 Audi Q7 would be higher. At 2,967 cc (6 cylinders), 2006 Audi Q7 is equipped with a bigger engine. In terms of performance, 2006 Audi Q7 (230 HP @ 4000 RPM) has 55 more horse power than 2009 BMW 523. (175 HP @ 5800 RPM). In normal driving conditions, 2006 Audi Q7 should accelerate faster than 2009 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi Q7 weights approximately 795 kg more than 2009 BMW 523. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 523. In wet, icy, snow, or gravel driving conditions, 2006 Audi Q7 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, 2006 Audi Q7 (500 Nm @ 1750 RPM) has 270 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 2006 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523.
Compare all specifications:
| 2006 Audi Q7 | 2009 BMW 523 | |
| Make | Audi | BMW |
| Model | Q7 | 523 |
| Year Released | 2006 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 230 HP | 175 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 500 Nm | 230 Nm |
| Torque RPM | 1750 RPM | 3500 RPM |
| Engine Bore Size | 83 mm | 82 mm |
| Engine Stroke Size | 91.4 mm | 78.8 mm |
| Engine Compression Ratio | 17.0:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 210 km/hour | 230 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 9.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2295 kg | 1500 kg |
| Vehicle Length | 5090 mm | 4850 mm |
| Vehicle Width | 1990 mm | 1470 mm |
| Vehicle Height | 1740 mm | 1850 mm |
| Wheelbase Size | 3010 mm | 2890 mm |
| Fuel Consumption Overall | 10.5 L/100km | 9.5 L/100km |
| Fuel Tank Capacity | 100 L | 70 L |
