2006 Audi A4 vs. 2004 Audi A4
To start off, 2006 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 2,496 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (178 HP @ 4000 RPM) has 49 more horse power than 2006 Audi A4. (129 HP @ 5700 RPM) In normal driving conditions, 2004 Audi A4 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 225 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Audi A4. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A4 (380 Nm @ 1500 RPM) has 185 more torque (in Nm) than 2006 Audi A4. (195 Nm @ 3300 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 2004 Audi A4 | |
| Make | Audi | Audi |
| Model | A4 | A4 |
| Year Released | 2006 | 2004 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 129 HP | 178 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 195 Nm | 380 Nm |
| Torque RPM | 3300 RPM | 1500 RPM |
| Engine Bore Size | 82.5 mm | 78.3 mm |
| Engine Stroke Size | 92.8 mm | 86.4 mm |
| Engine Compression Ratio | 10.3:1 | 19.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 208 km/hour | 223 km/hour |
| Acceleration 0-100mph | 10.1 seconds | 8.6 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1365 kg | 1590 kg |
| Vehicle Length | 4550 mm | 4550 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2660 mm |
| Fuel Consumption Overall | 8 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 70 L | 66 L |
