1999 Audi A6 vs. 2008 Porsche 911
To start off, 2008 Porsche 911 is newer by 9 year(s). Which means there will be less support and parts availability for 1999 Audi A6. In addition, the cost of maintenance, including insurance, on 1999 Audi A6 would be higher. At 3,824 cc (6 cylinders), 2008 Porsche 911 is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (350 HP @ 6600 RPM) has 201 more horse power than 1999 Audi A6. (149 HP @ 5700 RPM) In normal driving conditions, 2008 Porsche 911 should accelerate faster than 1999 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche 911 weights approximately 156 kg more than 1999 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Audi A6. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Porsche 911 (400 Nm @ 4600 RPM) has 190 more torque (in Nm) than 1999 Audi A6. (210 Nm @ 1750 RPM). This means 2008 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A6.
Compare all specifications:
| 1999 Audi A6 | 2008 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A6 | 911 |
| Year Released | 1999 | 2008 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1781 cc | 3824 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 149 HP | 350 HP |
| Engine RPM | 5700 RPM | 6600 RPM |
| Torque | 210 Nm | 400 Nm |
| Torque RPM | 1750 RPM | 4600 RPM |
| Engine Bore Size | 81 mm | 99 mm |
| Engine Stroke Size | 86.4 mm | 82.8 mm |
| Engine Compression Ratio | 9.5:1 | 11.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 217 km/hour | 288 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1380 kg | 1536 kg |
| Vehicle Length | 4800 mm | 4430 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1310 mm |
| Wheelbase Size | 2850 mm | 2360 mm |
| Fuel Consumption Overall | 13 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
