2006 Audi A4 vs. 2005 BMW X3
To start off, 2006 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW X3. In addition, the cost of maintenance, including insurance, on 2005 BMW X3 would be higher. At 2,983 cc (6 cylinders), 2005 BMW X3 is equipped with a bigger engine. In terms of performance, 2005 BMW X3 (228 HP @ 5900 RPM) has 60 more horse power than 2006 Audi A4. (168 HP @ 6000 RPM) In normal driving conditions, 2005 BMW X3 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X3 weights approximately 235 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 2005 BMW X3 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, 2005 BMW X3 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, 2005 BMW X3 (300 Nm @ 3500 RPM) has 70 more torque (in Nm) than 2006 Audi A4. (230 Nm @ 3200 RPM). This means 2005 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 2005 BMW X3 | |
| Make | Audi | BMW |
| Model | A4 | X3 |
| Year Released | 2006 | 2005 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 2983 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 168 HP | 228 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 230 Nm | 300 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 224 km/hour | 205 km/hour |
| Acceleration 0-100mph | 10 seconds | 7.8 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1600 kg | 1835 kg |
| Vehicle Length | 4580 mm | 4570 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1680 mm |
| Wheelbase Size | 2660 mm | 2730 mm |
| Fuel Consumption Overall | 9.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
