2009 Audi A8 vs. 2013 Audi A7
To start off, 2013 Audi A7 is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Audi A8. In addition, the cost of maintenance, including insurance, on 2009 Audi A8 would be higher. At 3,123 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2013 Audi A7 (306 HP) has 50 more horse power than 2009 Audi A8. (256 HP) In normal driving conditions, 2013 Audi A7 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A7 weights approximately 750 kg more than 2009 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 Audi A7 (441 Nm) has 111 more torque (in Nm) than 2009 Audi A8. (330 Nm). This means 2013 Audi A7 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8.
Compare all specifications:
| 2009 Audi A8 | 2013 Audi A7 | |
| Make | Audi | Audi |
| Model | A8 | A7 |
| Year Released | 2009 | 2013 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2995 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | single |
| Valves per Cylinder | 5 valves | 6 valves |
| Horse Power | 256 HP | 306 HP |
| Torque | 330 Nm | 441 Nm |
| Engine Compression Ratio | 13.0:1 | 10.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 245 km/hour | 250 km/hour |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Single Speed |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1160 kg | 1910 kg |
| Vehicle Length | 5060 mm | 4969 mm |
| Vehicle Width | 1900 mm | 2139 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2950 mm | 2914 mm |
