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 3,246 cc (6 cylinders), 2008 BMW M3 is equipped with a bigger engine. In terms of performance, 2008 BMW M3 (338 HP @ 7900 RPM) has 138 more horse power than 2009 Audi A4. (200 HP @ 5100 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. 2008 BMW M3 weights approximately 625 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 BMW M3 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2008 BMW M3. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2008 BMW M3 (365 Nm @ 4900 RPM) has 84 more torque (in Nm) than 2009 Audi A4. (281 Nm @ 1800 RPM). This means 2008 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2008 BMW M3 | |
| Make | Audi | BMW |
| Model | A4 | M3 |
| Year Released | 2009 | 2008 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 3246 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 200 HP | 338 HP |
| Engine RPM | 5100 RPM | 7900 RPM |
| Torque | 281 Nm | 365 Nm |
| Torque RPM | 1800 RPM | 4900 RPM |
| Engine Bore Size | 82.5 mm | 87.1 mm |
| Engine Stroke Size | 92.8 mm | 91 mm |
| Engine Compression Ratio | 10.5:1 | 11.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1030 kg | 1655 kg |
| Vehicle Length | 4580 mm | 4500 mm |
| Vehicle Width | 1780 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2740 mm |
| Fuel Consumption | 7.8 L/100km | 10.2 L/100km |
| Fuel Consumption Overall | 9.4 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
