2006 Audi A3 vs. 2006 Audi A4
To start off, both 2006 Audi A3 and 2006 Audi A4 were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,123 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (252 HP @ 6500 RPM) has 114 more horse power than 2006 Audi A3. (138 HP @ 4000 RPM) In normal driving conditions, 2006 Audi A4 should accelerate faster than 2006 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 216 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 2006 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, 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, 2006 Audi A4 (330 Nm @ 3250 RPM) has 10 more torque (in Nm) than 2006 Audi A3. (320 Nm @ 1750 RPM). This means 2006 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 | 2006 Audi A4 | |
| Make | Audi | Audi |
| Model | A3 | A4 |
| Year Released | 2006 | 2006 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 3123 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 252 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 320 Nm | 330 Nm |
| Torque RPM | 1750 RPM | 3250 RPM |
| Engine Bore Size | 81 mm | 84.5 mm |
| Engine Stroke Size | 95.5 mm | 92.8 mm |
| Engine Compression Ratio | 18.0:1 | 12.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 207 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.7 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 | 1380 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 | 5.6 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
