2004 Audi A6 vs. 2007 BMW X3
To start off, 2007 BMW X3 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 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 (283 HP @ 4400 RPM) has 103 more horse power than 2004 Audi A6. (180 HP @ 6000 RPM) In normal driving conditions, 2007 BMW X3 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 288 kg more than 2004 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2004 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, 2007 BMW X3 (580 Nm @ 1750 RPM) has 345 more torque (in Nm) than 2004 Audi A6. (235 Nm @ 3000 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2007 BMW X3 | |
| Make | Audi | BMW |
| Model | A6 | X3 |
| Year Released | 2004 | 2007 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 180 HP | 283 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 235 Nm | 580 Nm |
| Torque RPM | 3000 RPM | 1750 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 77.4 mm | 88 mm |
| Engine Compression Ratio | 10.3:1 | 17.0:1 |
| Top Speed | 221 km/hour | 240 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 6.6 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1662 kg | 1950 kg |
| Vehicle Length | 4940 mm | 4570 mm |
| Vehicle Width | 1860 mm | 1860 mm |
| Vehicle Height | 1470 mm | 1680 mm |
| Wheelbase Size | 2660 mm | 2800 mm |
| Fuel Consumption Overall | 9.6 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
