2005 Audi A6 vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 3,600 cc (6 cylinders), 2009 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (473 HP @ 6000 RPM) has 253 more horse power than 2005 Audi A6. (220 HP @ 4000 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 340 kg more than 2009 Porsche 911.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Porsche 911 (620 Nm @ 1950 RPM) has 169 more torque (in Nm) than 2005 Audi A6. (451 Nm @ 1400 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 2009 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A6 | 911 |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2967 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 220 HP | 473 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 451 Nm | 620 Nm |
| Torque RPM | 1400 RPM | 1950 RPM |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 243 km/hour | 305 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 3.8 seconds |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1765 kg | 1425 kg |
| Vehicle Length | 4920 mm | 4460 mm |
| Vehicle Width | 1860 mm | 1310 mm |
| Vehicle Height | 1470 mm | 1860 mm |
| Wheelbase Size | 2770 mm | 2360 mm |
| Fuel Consumption Overall | 8.3 L/100km | 13.7 L/100km |
| Fuel Tank Capacity | 80 L | 67 L |
