2005 Audi A4 vs. 2009 BMW X3
To start off, 2009 BMW X3 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 2,393 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (177 HP @ 1500 RPM) has 29 more horse power than 2009 BMW X3. (148 HP @ 6200 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 2009 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X3 weights approximately 66 kg more than 2005 Audi A4.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Audi A4 (370 Nm @ 1500 RPM) has 170 more torque (in Nm) than 2009 BMW X3. (200 Nm @ 3750 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X3.
Compare all specifications:
| 2005 Audi A4 | 2009 BMW X3 | |
| Make | Audi | BMW |
| Model | A4 | X3 |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 177 HP | 148 HP |
| Engine RPM | 1500 RPM | 6200 RPM |
| Torque | 370 Nm | 200 Nm |
| Torque RPM | 1500 RPM | 3750 RPM |
| Engine Bore Size | 78.3 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 90 mm |
| Engine Compression Ratio | 18.5:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 212 km/hour | 198 km/hour |
| Acceleration 0-100mph | 9 seconds | 11.5 seconds |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1590 kg | 1656 kg |
| Vehicle Length | 4550 mm | 4570 mm |
| Vehicle Width | 1770 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1680 mm |
| Wheelbase Size | 2580 mm | 2800 mm |
| Fuel Consumption Overall | 7.8 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 66 L | 67 L |
