2006 Audi A4 vs. 2009 BMW X3
To start off, 2009 BMW X3 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 1,995 cc (4 cylinders), 2009 BMW X3 is equipped with a bigger engine. In terms of performance, 2009 BMW X3 (148 HP @ 6200 RPM) has 10 more horse power than 2006 Audi A4. (138 HP @ 4000 RPM) In normal driving conditions, 2009 BMW X3 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X3 weights approximately 126 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 2009 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, 2009 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, 2006 Audi A4 (320 Nm @ 1800 RPM) has 120 more torque (in Nm) than 2009 BMW X3. (200 Nm @ 3750 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X3.
Compare all specifications:
| 2006 Audi A4 | 2009 BMW X3 | |
| Make | Audi | BMW |
| Model | A4 | X3 |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 148 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 320 Nm | 200 Nm |
| Torque RPM | 1800 RPM | 3750 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 95.5 mm | 90 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 212 km/hour | 198 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 11.5 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1656 kg |
| Vehicle Length | 4590 mm | 4570 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1680 mm |
| Wheelbase Size | 2650 mm | 2800 mm |
| Fuel Consumption Overall | 5.7 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
