2009 Audi A6 vs. 2004 Porsche 911
To start off, 2009 Audi A6 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Porsche 911. In addition, the cost of maintenance, including insurance, on 2004 Porsche 911 would be higher. At 4,163 cc (8 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (381 HP @ 8000 RPM) has 52 more horse power than 2009 Audi A6. (329 HP @ 6600 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 325 kg more than 2004 Porsche 911.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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 A6 (421 Nm) has 36 more torque (in Nm) than 2004 Porsche 911. (385 Nm). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Porsche 911.
Compare all specifications:
| 2009 Audi A6 | 2004 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A6 | 911 |
| Year Released | 2009 | 2004 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4163 cc | 3589 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 329 HP | 381 HP |
| Engine RPM | 6600 RPM | 8000 RPM |
| Torque | 421 Nm | 385 Nm |
| Engine Bore Size | 84.5 mm | 100 mm |
| Engine Stroke Size | 92.8 mm | 92 mm |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1745 kg | 1420 kg |
| Vehicle Length | 4920 mm | 4440 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1280 mm |
| Wheelbase Size | 2850 mm | 2360 mm |
| Fuel Consumption | 9.5 L/100km | 10.2 L/100km |
| Fuel Consumption City | 19 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 80 L | 89 L |
