2002 Audi A8 vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 7 year(s). Which means there will be less support and parts availability for 2002 Audi A8. In addition, the cost of maintenance, including insurance, on 2002 Audi A8 would be higher. At 3,936 cc (8 cylinders), 2002 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (321 HP @ 6800 RPM) has 50 more horse power than 2002 Audi A8. (271 HP @ 3750 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2002 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi A8 weights approximately 410 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 (370 Nm @ 4250 RPM) has 145 more torque (in Nm) than 2002 Audi A8. (225 Nm @ 1800 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi A8.
Compare all specifications:
| 2002 Audi A8 | 2009 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A8 | 911 |
| Year Released | 2002 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3936 cc | 3596 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 321 HP |
| Engine RPM | 3750 RPM | 6800 RPM |
| Torque | 225 Nm | 370 Nm |
| Torque RPM | 1800 RPM | 4250 RPM |
| Engine Compression Ratio | 18.0:1 | 11.3:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 250 km/hour | 275 km/hour |
| Acceleration 0-100mph | 7 seconds | 5.3 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1940 kg | 1530 kg |
| Vehicle Length | 5060 mm | 4430 mm |
| Vehicle Width | 1900 mm | 1320 mm |
| Vehicle Height | 1450 mm | 1860 mm |
| Wheelbase Size | 2950 mm | 2360 mm |
| Fuel Consumption Overall | 9.7 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 90 L | 67 L |
