2008 Audi A6 vs. 2003 BMW M3
To start off, 2008 Audi A6 is newer by 5 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 3,698 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2003 BMW M3 (342 HP @ 7900 RPM) has 165 more horse power than 2008 Audi A6. (177 HP @ 3300 RPM) In normal driving conditions, 2003 BMW M3 should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 270 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, 2008 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, 2008 Audi A6 (380 Nm @ 1400 RPM) has 30 more torque (in Nm) than 2003 BMW M3. (350 Nm @ 4900 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW M3. 2008 Audi A6 has automatic transmission and 2003 BMW M3 has manual transmission. 2003 BMW M3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A6 | 2003 BMW M3 | |
| Make | Audi | BMW |
| Model | A6 | M3 |
| Year Released | 2008 | 2003 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3698 cc | 3168 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 177 HP | 342 HP |
| Engine RPM | 3300 RPM | 7900 RPM |
| Torque | 380 Nm | 350 Nm |
| Torque RPM | 1400 RPM | 4900 RPM |
| Engine Bore Size | 83.1 mm | 87 mm |
| Engine Stroke Size | 83.1 mm | 91 mm |
| Engine Compression Ratio | 17.0:1 | 11.5:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 8.3 seconds | 4.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1655 kg | 1385 kg |
| Vehicle Length | 4920 mm | 4500 mm |
| Vehicle Width | 1470 mm | 1790 mm |
| Vehicle Height | 1860 mm | 1370 mm |
| Wheelbase Size | 2850 mm | 2730 mm |
| Fuel Consumption Overall | 7.2 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
