2004 Audi A6 vs. 2007 BMW X5
To start off, 2007 BMW X5 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 2,982 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (228 HP @ 5900 RPM) has 8 more horse power than 2004 Audi A6. (220 HP @ 4000 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 489 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 X5 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 X5 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 300 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. 2007 BMW X5 has automatic transmission and 2004 Audi A6 has manual transmission. 2004 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Audi A6 | 2007 BMW X5 | |
| Make | Audi | BMW |
| Model | A6 | X5 |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2982 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 220 HP | 228 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 300 Nm | 300 Nm |
| Engine Bore Size | 83 mm | 84.1 mm |
| Engine Stroke Size | 93 mm | 89.6 mm |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1615 kg | 2104 kg |
| Vehicle Length | 4880 mm | 4670 mm |
| Vehicle Width | 1820 mm | 1710 mm |
| Vehicle Height | 1460 mm | 1880 mm |
| Wheelbase Size | 2660 mm | 2830 mm |
| Fuel Consumption Overall | 10.2 L/100km | 14.5 L/100km |
| Fuel Tank Capacity | 70 L | 85 L |
