2005 Audi A6 vs. 2007 BMW X3
To start off, 2007 BMW X3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 2,965 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (252 HP @ 6500 RPM) has 103 more horse power than 2007 BMW X3. (149 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 170 kg more than 2005 Audi A6.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi A6. In wet, icy, snow, or gravel driving conditions, 2007 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, both vehicles can yield 330 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2005 Audi A6 | 2007 BMW X3 | |
| Make | Audi | BMW |
| Model | A6 | X3 |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2965 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 149 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 330 Nm | 330 Nm |
| Torque RPM | 3250 RPM | 2000 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 90 mm |
| Engine Compression Ratio | 12.5:1 | 17.0:1 |
| Top Speed | 250 km/hour | 215 km/hour |
| Acceleration 0-100mph | 7 seconds | 9.1 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1570 kg | 1740 kg |
| Vehicle Length | 4920 mm | 4570 mm |
| Vehicle Width | 1860 mm | 1680 mm |
| Vehicle Height | 1470 mm | 1860 mm |
| Wheelbase Size | 2770 mm | 2800 mm |
| Fuel Consumption Overall | 9.7 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
