2006 Audi A3 vs. 2004 Audi A4
To start off, 2006 Audi A3 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 1,999 cc (4 cylinders), 2006 Audi A3 is equipped with a bigger engine. In terms of performance, 2006 Audi A3 (197 HP @ 5100 RPM) has 28 more horse power than 2004 Audi A4. (169 HP @ 6300 RPM). In normal driving conditions, 2006 Audi A3 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 55 kg more than 2006 Audi A3.
Because 2004 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, 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, 2006 Audi A3 (281 Nm @ 1800 RPM) has 56 more torque (in Nm) than 2004 Audi A4. (225 Nm @ 1950 RPM). This means 2006 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2006 Audi A3 | 2004 Audi A4 | |
| Make | Audi | Audi |
| Model | A3 | A4 |
| Year Released | 2006 | 2004 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1999 cc | 1781 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 197 HP | 169 HP |
| Engine RPM | 5100 RPM | 6300 RPM |
| Torque | 281 Nm | 225 Nm |
| Torque RPM | 1800 RPM | 1950 RPM |
| Engine Bore Size | 82.6 mm | 81 mm |
| Engine Stroke Size | 92.7 mm | 86.4 mm |
| Engine Compression Ratio | 10.3:1 | 9.0:1 |
| Top Speed | 209 km/hour | 222 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1510 kg | 1565 kg |
| Vehicle Length | 4290 mm | 4580 mm |
| Vehicle Width | 1960 mm | 1770 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2580 mm | 2660 mm |
| Fuel Consumption Overall | 8.4 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 55 L | 66 L |
