2001 Audi A8 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Audi A8. In addition, the cost of maintenance, including insurance, on 2001 Audi A8 would be higher. At 3,596 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (414 HP @ 6000 RPM) has 184 more horse power than 2001 Audi A8. (230 HP @ 4000 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2001 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A8 weights approximately 370 kg more than 2005 Porsche 911.
Because 2001 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2001 Audi A8 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, 2005 Porsche 911 (560 Nm @ 2700 RPM) has 110 more torque (in Nm) than 2001 Audi A8. (450 Nm @ 1400 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A8.
Compare all specifications:
| 2001 Audi A8 | 2005 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A8 | 911 |
| Year Released | 2001 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2967 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 230 HP | 414 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 450 Nm | 560 Nm |
| Torque RPM | 1400 RPM | 2700 RPM |
| Engine Compression Ratio | 17.0:1 | 9.4:1 |
| Acceleration 0-100mph | 7.8 seconds | 4.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1750 kg | 1380 kg |
| Wheelbase Size | 2950 mm | 2360 mm |
| Fuel Consumption Overall | 8.6 L/100km | 13.9 L/100km |
| Fuel Tank Capacity | 90 L | 64 L |
