2008 Audi A8 vs. 2007 Audi A3
To start off, 2008 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi A3. In addition, the cost of maintenance, including insurance, on 2007 Audi A3 would be higher. At 3,934 cc (8 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (271 HP @ 3750 RPM) has 74 more horse power than 2007 Audi A3. (197 HP @ 6000 RPM). In normal driving conditions, 2008 Audi A8 should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 524 kg more than 2007 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2007 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 (650 Nm @ 1800 RPM) has 370 more torque (in Nm) than 2007 Audi A3. (280 Nm @ 1800 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2008 Audi A8 | 2007 Audi A3 | |
| Make | Audi | Audi |
| Model | A8 | A3 |
| Year Released | 2008 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3934 cc | 1984 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 197 HP |
| Engine RPM | 3750 RPM | 6000 RPM |
| Torque | 650 Nm | 280 Nm |
| Torque RPM | 1800 RPM | 1800 RPM |
| Engine Bore Size | 81 mm | 82.5 mm |
| Engine Stroke Size | 95.5 mm | 92.8 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 250 km/hour | 236 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 7 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1940 kg | 1416 kg |
| Vehicle Length | 5060 mm | 4290 mm |
| Vehicle Width | 1900 mm | 1770 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2950 mm | 2580 mm |
| Fuel Consumption Overall | 9.7 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 90 L | 55 L |
