2009 Audi A6 vs. 2007 Porsche 911
To start off, 2009 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Porsche 911. In addition, the cost of maintenance, including insurance, on 2007 Porsche 911 would be higher. At 3,595 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (316 HP @ 4250 RPM) has 95 more horse power than 2009 Audi A6. (221 HP @ 4000 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 590 kg more than 2009 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A6. In wet, icy, snow, or gravel driving conditions, 2007 Porsche 911 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 (450 Nm @ 1400 RPM) has 80 more torque (in Nm) than 2007 Porsche 911. (370 Nm @ 4250 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche 911.
Compare all specifications:
| 2009 Audi A6 | 2007 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A6 | 911 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2967 cc | 3595 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 221 HP | 316 HP |
| Engine RPM | 4000 RPM | 4250 RPM |
| Torque | 450 Nm | 370 Nm |
| Torque RPM | 1400 RPM | 4250 RPM |
| Engine Bore Size | 83 mm | 96 mm |
| Engine Stroke Size | 91.4 mm | 82.8 mm |
| Engine Compression Ratio | 17.0:1 | 11.3:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 243 km/hour | 285 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 5.2 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 895 kg | 1485 kg |
| Vehicle Length | 4920 mm | 4440 mm |
| Vehicle Width | 2020 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1310 mm |
| Wheelbase Size | 2850 mm | 2360 mm |
| Fuel Consumption Overall | 6.3 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 80 L | 64 L |
