2007 BMW X3 vs. 2013 Audi A7
To start off, 2013 Audi A7 is newer by 6 year(s). Which means there will be less support and parts availability for 2007 BMW X3. In addition, the cost of maintenance, including insurance, on 2007 BMW X3 would be higher. At 2,995 cc (6 cylinders), 2013 Audi A7 is equipped with a bigger engine. In terms of performance, 2013 Audi A7 (306 HP @ 5500 RPM) has 105 more horse power than 2007 BMW X3. (201 HP @ 4000 RPM) In normal driving conditions, 2013 Audi A7 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 15 kg more than 2013 Audi A7.
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, 2013 Audi A7 (441 Nm) has 31 more torque (in Nm) than 2007 BMW X3. (410 Nm). This means 2013 Audi A7 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW X3 | 2013 Audi A7 | |
| Make | BMW | Audi |
| Model | X3 | A7 |
| Year Released | 2007 | 2013 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2991 cc | 2995 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | single |
| Valves per Cylinder | 4 valves | 6 valves |
| Horse Power | 201 HP | 306 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 410 Nm | 441 Nm |
| Engine Bore Size | 84 mm | 84.5 mm |
| Engine Stroke Size | 90 mm | 89 mm |
| Engine Compression Ratio | 17.0:1 | 10.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 210 km/hour | 250 km/hour |
| Drive Type | 4WD | AWD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1925 kg | 1910 kg |
| Vehicle Length | 4570 mm | 4969 mm |
| Vehicle Width | 1860 mm | 2139 mm |
| Vehicle Height | 1680 mm | 1420 mm |
| Wheelbase Size | 2800 mm | 2914 mm |
