2009 Audi RS4 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 RS4. In addition, the cost of maintenance, including insurance, on 2009 Audi RS4 would be higher. At 4,163 cc (8 cylinders), 2009 Audi RS4 is equipped with a bigger engine. In terms of performance, 2009 Audi RS4 (414 HP @ 7800 RPM) has 197 more horse power than 2012 BMW 525. (217 HP @ 4400 RPM). In normal driving conditions, 2009 Audi RS4 should accelerate faster than 2012 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi RS4 weights approximately 125 kg more than 2012 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi RS4 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 RS4 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, 2012 BMW 525 (450 Nm @ 2500 RPM) has 20 more torque (in Nm) than 2009 Audi RS4. (430 Nm @ 5500 RPM). This means 2012 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi RS4. 2012 BMW 525 has automatic transmission and 2009 Audi RS4 has manual transmission. 2009 Audi RS4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi RS4 | 2012 BMW 525 | |
| Make | Audi | BMW |
| Model | RS4 | 525 |
| Year Released | 2009 | 2012 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 217 HP |
| Engine RPM | 7800 RPM | 4400 RPM |
| Torque | 430 Nm | 450 Nm |
| Torque RPM | 5500 RPM | 2500 RPM |
| Engine Bore Size | 84.5 mm | 90 mm |
| Engine Stroke Size | 92.8 mm | 84 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 243 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 5.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1845 kg | 1720 kg |
| Vehicle Length | 4560 mm | 4899 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1464 mm |
| Wheelbase Size | 2660 mm | 2968 mm |
| Fuel Consumption Overall | 14.1 L/100km | 5 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
