2007 Audi A4 vs. 2013 Audi A8
To start off, 2013 Audi A8 is newer by 6 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 3,991 cc (8 cylinders), 2013 Audi A8 is equipped with a bigger engine. In terms of performance, 2013 Audi A8 (367 HP @ 6800 RPM) has 206 more horse power than 2007 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2013 Audi A8 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A8 weights approximately 594 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Audi A8 is all wheel drive (AWD), it will have significant more traction and grip than 2007 Audi A4. In wet, icy, snow, or gravel driving conditions, 2013 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, 2013 Audi A8 (445 Nm) has 220 more torque (in Nm) than 2007 Audi A4. (225 Nm). This means 2013 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2013 Audi A8 | |
| Make | Audi | Audi |
| Model | A4 | A8 |
| Year Released | 2007 | 2013 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 3991 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | W |
| Valves per Cylinder | 5 valves | 8 valves |
| Horse Power | 161 HP | 367 HP |
| Engine RPM | 5700 RPM | 6800 RPM |
| Torque | 225 Nm | 445 Nm |
| Engine Compression Ratio | 9.3:1 | 10.1:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 220 km/hour | 209 km/hour |
| Drive Type | Front | AWD |
| Transmission Type | Manual | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1430 kg | 2024 kg |
| Vehicle Length | 4550 mm | 5267 mm |
| Vehicle Width | 1780 mm | 2111 mm |
| Vehicle Height | 1430 mm | 1471 mm |
| Wheelbase Size | 2660 mm | 3122 mm |
