2006 Audi A4 vs. 2007 BMW X3
To start off, 2007 BMW X3 is newer by 1 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 2,993 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (215 HP @ 4000 RPM) has 53 more horse power than 2006 Audi A4. (162 HP @ 5700 RPM) In normal driving conditions, 2007 BMW X3 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 305 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.
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, 2007 BMW X3 (480 Nm @ 1750 RPM) has 255 more torque (in Nm) than 2006 Audi A4. (225 Nm @ 1950 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4. 2007 BMW X3 has automatic transmission and 2006 Audi A4 has manual transmission. 2006 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A4 | 2007 BMW X3 | |
| Make | Audi | BMW |
| Model | A4 | X3 |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2993 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 162 HP | 215 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 225 Nm | 480 Nm |
| Torque RPM | 1950 RPM | 1750 RPM |
| Engine Compression Ratio | 9.3:1 | 17.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 226 km/hour | 205 km/hour |
| Acceleration 0-100mph | 8.7 seconds | 7.9 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1460 kg | 1765 kg |
| Vehicle Length | 4550 mm | 4570 mm |
| Vehicle Width | 1780 mm | 1680 mm |
| Vehicle Height | 1430 mm | 1860 mm |
| Wheelbase Size | 2660 mm | 2800 mm |
| Fuel Consumption Overall | 9.2 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
