2009 Audi A4 vs. 2008 BMW M3
To start off, 2009 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW M3. In addition, the cost of maintenance, including insurance, on 2008 BMW M3 would be higher. At 3,999 cc (8 cylinders), 2008 BMW M3 is equipped with a bigger engine. In terms of performance, 2008 BMW M3 (414 HP @ 8300 RPM) has 177 more horse power than 2009 Audi A4. (237 HP @ 4000 RPM) In normal driving conditions, 2008 BMW M3 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 40 kg more than 2008 BMW M3.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW M3. In wet, icy, snow, or gravel driving conditions, 2009 Audi A4 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 A4 (500 Nm @ 1500 RPM) has 100 more torque (in Nm) than 2008 BMW M3. (400 Nm @ 3900 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW M3.
Compare all specifications:
| 2009 Audi A4 | 2008 BMW M3 | |
| Make | Audi | BMW |
| Model | A4 | M3 |
| Year Released | 2009 | 2008 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2965 cc | 3999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 237 HP | 414 HP |
| Engine RPM | 4000 RPM | 8300 RPM |
| Torque | 500 Nm | 400 Nm |
| Torque RPM | 1500 RPM | 3900 RPM |
| Engine Bore Size | 83 mm | 92 mm |
| Engine Stroke Size | 91.4 mm | 75.2 mm |
| Engine Compression Ratio | 16.8:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 4.8 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1695 kg | 1655 kg |
| Vehicle Length | 4710 mm | 4870 mm |
| Vehicle Width | 1830 mm | 1810 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2810 mm | 2770 mm |
| Fuel Consumption Overall | 7.1 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 64 L | 63 L |
