2009 Audi S6 vs. 2012 BMW 525
To start off, 2012 BMW 525 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Audi S6. In addition, the cost of maintenance, including insurance, on 2009 Audi S6 would be higher. At 5,204 cc (10 cylinders), 2009 Audi S6 is equipped with a bigger engine. In terms of performance, 2009 Audi S6 (435 HP @ 6800 RPM) has 218 more horse power than 2012 BMW 525. (217 HP @ 4400 RPM). In normal driving conditions, 2009 Audi S6 should accelerate faster than 2012 BMW 525.
Because 2009 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 2012 BMW 525. In wet, icy, snow, or gravel driving conditions, 2009 Audi S6 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 S6 (540 Nm @ 3000 RPM) has 90 more torque (in Nm) than 2012 BMW 525. (450 Nm @ 2500 RPM). This means 2009 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2012 BMW 525.
Compare all specifications:
| 2009 Audi S6 | 2012 BMW 525 | |
| Make | Audi | BMW |
| Model | S6 | 525 |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1995 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 435 HP | 217 HP |
| Engine RPM | 6800 RPM | 4400 RPM |
| Torque | 540 Nm | 450 Nm |
| Torque RPM | 3000 RPM | 2500 RPM |
| Engine Bore Size | 84.5 mm | 90 mm |
| Engine Stroke Size | 92.8 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4920 mm | 4899 mm |
| Vehicle Width | 2020 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1464 mm |
| Wheelbase Size | 2850 mm | 2968 mm |
| Fuel Consumption Highway | 11.3 L/100km | 4.3 L/100km |
| Fuel Consumption City | 16.9 L/100km | 6.2 L/100km |
| Fuel Consumption Overall | 14.8 L/100km | 5 L/100km |
| Fuel Tank Capacity | 80 L | 70 L |
