2006 Audi A3 vs. 2008 Audi A8
To start off, 2008 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi A3. In addition, the cost of maintenance, including insurance, on 2006 Audi A3 would be higher. At 5,204 cc (10 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (444 HP @ 7000 RPM) has 306 more horse power than 2006 Audi A3. (138 HP @ 4000 RPM) In normal driving conditions, 2008 Audi A8 should accelerate faster than 2006 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 560 kg more than 2006 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 2006 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 (541 Nm @ 3500 RPM) has 221 more torque (in Nm) than 2006 Audi A3. (320 Nm @ 1750 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A3. 2008 Audi A8 has automatic transmission and 2006 Audi A3 has manual transmission. 2006 Audi A3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A3 | 2008 Audi A8 | |
| Make | Audi | Audi |
| Model | A3 | A8 |
| Year Released | 2006 | 2008 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 5204 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 444 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 320 Nm | 541 Nm |
| Torque RPM | 1750 RPM | 3500 RPM |
| Engine Bore Size | 81 mm | 84.5 mm |
| Engine Stroke Size | 95.5 mm | 92.8 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 207 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 5.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1380 kg | 1940 kg |
| Vehicle Length | 4290 mm | 5070 mm |
| Vehicle Width | 1770 mm | 1900 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2950 mm |
| Fuel Consumption Overall | 5.6 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 55 L | 90 L |
