2005 Audi A8 vs. 2009 Audi Q7
To start off, 2009 Audi Q7 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 2,967 cc (6 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (230 HP @ 4000 RPM) has 1 more horse power than 2009 Audi Q7. (229 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2009 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 540 kg more than 2005 Audi A8.
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 Audi Q7 (500 Nm @ 1750 RPM) has 50 more torque (in Nm) than 2005 Audi A8. (450 Nm @ 1400 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A8.
Compare all specifications:
| 2005 Audi A8 | 2009 Audi Q7 | |
| Make | Audi | Audi |
| Model | A8 | Q7 |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 230 HP | 229 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 450 Nm | 500 Nm |
| Torque RPM | 1400 RPM | 1750 RPM |
| Engine Compression Ratio | 17.0:1 | 17.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 243 km/hour | 205 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 9.1 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1830 kg | 2370 kg |
| Vehicle Length | 5060 mm | 5090 mm |
| Vehicle Width | 1900 mm | 1990 mm |
| Vehicle Height | 1450 mm | 1740 mm |
| Wheelbase Size | 2950 mm | 3010 mm |
| Fuel Consumption Overall | 8.4 L/100km | 10.5 L/100km |
| Fuel Tank Capacity | 90 L | 100 L |
