2008 Audi A8 vs. 2008 Audi A3
To start off, both 2008 Audi A8 and 2008 Audi A3 were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,967 cc (6 cylinders), 2008 Audi A8 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 655 kg more than 2008 Audi A3.
Because 2008 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A3. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi A8 (450 Nm @ 1400 RPM) has 240 more torque (in Nm) than 2008 Audi A3. (210 Nm @ 1750 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A3.
Compare all specifications:
| 2008 Audi A8 | 2008 Audi A3 | |
| Make | Audi | Audi |
| Model | A8 | A3 |
| Year Released | 2008 | 2008 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 1781 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 231 HP | 0 HP |
| Torque | 450 Nm | 210 Nm |
| Torque RPM | 1400 RPM | 1750 RPM |
| Engine Bore Size | 83 mm | 81.1 mm |
| Engine Stroke Size | 91.4 mm | 86.4 mm |
| Engine Compression Ratio | 17.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 7.8 seconds | 8.2 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1830 kg | 1175 kg |
| Vehicle Length | 5060 mm | 4580 mm |
| Vehicle Height | 1450 mm | 1400 mm |
| Wheelbase Size | 2950 mm | 2520 mm |
| Fuel Consumption Overall | 8.4 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 90 L | 55 L |
