2009 Audi A4 vs. 2006 Audi A4
To start off, 2009 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 1,968 cc (4 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (162 HP @ 5700 RPM) has 21 more horse power than 2009 Audi A4. (141 HP @ 4200 RPM) In normal driving conditions, 2006 Audi A4 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 565 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 2006 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, 2009 Audi A4 (320 Nm @ 1750 RPM) has 95 more torque (in Nm) than 2006 Audi A4. (225 Nm @ 1950 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2006 Audi A4 | |
| Make | Audi | Audi |
| Model | A4 | A4 |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1781 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 141 HP | 162 HP |
| Engine RPM | 4200 RPM | 5700 RPM |
| Torque | 320 Nm | 225 Nm |
| Torque RPM | 1750 RPM | 1950 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 95.5 mm | 86.4 mm |
| Engine Compression Ratio | 16.5:1 | 9.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 215 km/hour | 226 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 8.7 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 895 kg | 1460 kg |
| Vehicle Length | 4710 mm | 4550 mm |
| Vehicle Width | 2010 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2810 mm | 2660 mm |
| Fuel Consumption Overall | 5.5 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 65 L | 70 L |
