2005 Audi S6 vs. 2004 BMW 525
To start off, 2005 Audi S6 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 BMW 525. In addition, the cost of maintenance, including insurance, on 2004 BMW 525 would be higher. At 4,172 cc (8 cylinders), 2005 Audi S6 is equipped with a bigger engine. In terms of performance, 2005 Audi S6 (335 HP @ 7000 RPM) has 151 more horse power than 2004 BMW 525. (184 HP @ 7400 RPM). In normal driving conditions, 2005 Audi S6 should accelerate faster than 2004 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S6 weights approximately 210 kg more than 2004 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 525. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi S6 (420 Nm) has 183 more torque (in Nm) than 2004 BMW 525. (237 Nm). This means 2005 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 525.
Compare all specifications:
| 2005 Audi S6 | 2004 BMW 525 | |
| Make | Audi | BMW |
| Model | S6 | 525 |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2491 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 335 HP | 184 HP |
| Engine RPM | 7000 RPM | 7400 RPM |
| Torque | 420 Nm | 237 Nm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1550 kg |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Tank Capacity | 82 L | 70 L |
