2006 Audi A6 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 A6. In addition, the cost of maintenance, including insurance, on 2006 Audi A6 would be higher. At 2,497 cc (6 cylinders), 2009 BMW 523 is equipped with a bigger engine. In terms of performance, 2009 BMW 523 (175 HP) has 7 more horse power than 2006 Audi A6. (168 HP) In normal driving conditions, 2009 BMW 523 should accelerate faster than 2006 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A6 weights approximately 315 kg more than 2009 BMW 523.
Because 2009 BMW 523 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 BMW 523. However, in wet, icy, snow, or gravel driving conditions, 2006 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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 A6 (280 Nm @ 1800 RPM) has 50 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 2006 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523.
Compare all specifications:
| 2006 Audi A6 | 2009 BMW 523 | |
| Make | Audi | BMW |
| Model | A6 | 523 |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 175 HP |
| Torque | 280 Nm | 230 Nm |
| Torque RPM | 1800 RPM | 3500 RPM |
| Engine Compression Ratio | 11.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 8.4 seconds | 8.5 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1565 kg |
| Vehicle Length | 4580 mm | 4850 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2890 mm |
| Fuel Consumption Overall | 9.9 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
