2008 Audi A4 vs. 2010 Audi A8
To start off, 2010 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2008 Audi A4. In addition, the cost of maintenance, including insurance, on 2008 Audi A4 would be higher. At 4,200 cc (8 cylinders), 2010 Audi A8 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2010 Audi A8 weights approximately 530 kg more than 2008 Audi A4.
Because 2010 Audi A8 is all wheel drive (AWD), it will have significant more traction and grip than 2008 Audi A4. In wet, icy, snow, or gravel driving conditions, 2010 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, 2010 Audi A8 (440 Nm @ 3500 RPM) has 119 more torque (in Nm) than 2008 Audi A4. (321 Nm @ 1750 RPM). This means 2010 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A4 | 2010 Audi A8 | |
| Make | Audi | Audi |
| Model | A4 | A8 |
| Year Released | 2008 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 4200 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 0 HP | 350 HP |
| Torque | 321 Nm | 440 Nm |
| Torque RPM | 1750 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1470 kg | 2000 kg |
| Vehicle Length | 4590 mm | 5192 mm |
| Vehicle Width | 1780 mm | 1895 mm |
| Vehicle Height | 1430 mm | 1455 mm |
| Wheelbase Size | 2650 mm | 3073 mm |
| Fuel Tank Capacity | 70 L | 90 L |
