2007 Audi A6 vs. 2005 Porsche 911
To start off, 2007 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 4,172 cc (8 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (444 HP @ 5700 RPM) has 148 more horse power than 2007 Audi A6. (296 HP @ 6200 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2007 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 90 kg more than 2005 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, 2005 Porsche 911 (620 Nm @ 3500 RPM) has 220 more torque (in Nm) than 2007 Audi A6. (400 Nm @ 3000 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A6.
Compare all specifications:
| 2007 Audi A6 | 2005 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A6 | 911 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4172 cc | 3605 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 296 HP | 444 HP |
| Engine RPM | 6200 RPM | 5700 RPM |
| Torque | 400 Nm | 620 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 100 mm |
| Engine Stroke Size | 93 mm | 76 mm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 307 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 4.6 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1750 kg | 1660 kg |
| Vehicle Length | 4840 mm | 4440 mm |
| Vehicle Width | 1860 mm | 1840 mm |
| Vehicle Height | 1460 mm | 1300 mm |
| Wheelbase Size | 2770 mm | 2360 mm |
| Fuel Consumption Overall | 13.2 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 82 L | 63 L |
