2006 Audi A6 vs. 2003 BMW M3
To start off, 2006 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 BMW M3. In addition, the cost of maintenance, including insurance, on 2003 BMW M3 would be higher. At 3,168 cc (6 cylinders), 2003 BMW M3 is equipped with a bigger engine. In terms of performance, 2003 BMW M3 (342 HP @ 7900 RPM) has 87 more horse power than 2006 Audi A6. (255 HP @ 6500 RPM) In normal driving conditions, 2003 BMW M3 should accelerate faster than 2006 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A6 weights approximately 125 kg more than 2003 BMW M3.
Because 2003 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 2003 BMW M3. However, in wet, icy, snow, or gravel driving conditions, 2006 Audi A6, 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, 2003 BMW M3 (350 Nm @ 4900 RPM) has 20 more torque (in Nm) than 2006 Audi A6. (330 Nm @ 3250 RPM). This means 2003 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6.
Compare all specifications:
| 2006 Audi A6 | 2003 BMW M3 | |
| Make | Audi | BMW |
| Model | A6 | M3 |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3130 cc | 3168 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 255 HP | 342 HP |
| Engine RPM | 6500 RPM | 7900 RPM |
| Torque | 330 Nm | 350 Nm |
| Torque RPM | 3250 RPM | 4900 RPM |
| Engine Bore Size | 84.5 mm | 87 mm |
| Engine Stroke Size | 92.8 mm | 91 mm |
| Engine Compression Ratio | 13.0:1 | 11.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1510 kg | 1385 kg |
| Vehicle Length | 4920 mm | 4500 mm |
| Vehicle Width | 2020 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1370 mm |
| Wheelbase Size | 2850 mm | 2730 mm |
| Fuel Consumption Highway | 8.7 L/100km | 8.4 L/100km |
| Fuel Consumption City | 12.4 L/100km | 17.8 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 80 L | 63 L |
