2004 Audi S4 vs. 2007 BMW 525
To start off, 2007 BMW 525 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Audi S4. In addition, the cost of maintenance, including insurance, on 2004 Audi S4 would be higher. At 4,172 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (339 HP @ 7000 RPM) has 124 more horse power than 2007 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 2004 Audi S4 should accelerate faster than 2007 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 440 kg more than 2007 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2004 Audi S4 (410 Nm @ 3500 RPM) has 159 more torque (in Nm) than 2007 BMW 525. (251 Nm @ 2750 RPM). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525.
Compare all specifications:
| 2004 Audi S4 | 2007 BMW 525 | |
| Make | Audi | BMW |
| Model | S4 | 525 |
| Year Released | 2004 | 2007 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 215 HP |
| Engine RPM | 7000 RPM | 6500 RPM |
| Torque | 410 Nm | 251 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Engine Bore Size | 84.5 mm | 78.8 mm |
| Engine Stroke Size | 92.8 mm | 82 mm |
| Top Speed | 250 km/hour | 232 km/hour |
| Acceleration 0-100mph | 5.8 seconds | 8.5 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1720 kg | 1280 kg |
| Vehicle Length | 4590 mm | 4850 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1500 mm |
| Wheelbase Size | 2470 mm | 2840 mm |
| Fuel Consumption Overall | 13.4 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
