2006 Audi A3 vs. 2008 Audi A4
To start off, 2008 Audi A4 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 3,123 cc (6 cylinders), 2008 Audi A4 is equipped with a bigger engine. In terms of performance, 2008 Audi A4 (252 HP @ 6500 RPM) has 148 more horse power than 2006 Audi A3. (104 HP @ 4000 RPM) In normal driving conditions, 2008 Audi A4 should accelerate faster than 2006 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 261 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 A4 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 A4 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 A4 (330 Nm @ 3250 RPM) has 80 more torque (in Nm) than 2006 Audi A3. (250 Nm @ 1900 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A3.
Compare all specifications:
| 2006 Audi A3 | 2008 Audi A4 | |
| Make | Audi | Audi |
| Model | A3 | A4 |
| Year Released | 2006 | 2008 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 3123 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 104 HP | 252 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 250 Nm | 330 Nm |
| Torque RPM | 1900 RPM | 3250 RPM |
| Engine Compression Ratio | 19.0:1 | 12.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 182 km/hour | 250 km/hour |
| Acceleration 0-100mph | 11.7 seconds | 6.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1335 kg | 1596 kg |
| Vehicle Length | 4290 mm | 4590 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2650 mm |
| Fuel Consumption Overall | 5.1 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
