2008 Audi A3 vs. 2007 BMW X3
To start off, 2008 Audi A3 is newer by 1 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 2,979 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (260 HP @ 6600 RPM) has 122 more horse power than 2008 Audi A3. (138 HP @ 4000 RPM) In normal driving conditions, 2007 BMW X3 should accelerate faster than 2008 Audi A3.
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, 2008 Audi A3 (320 Nm @ 1750 RPM) has 15 more torque (in Nm) than 2007 BMW X3. (305 Nm @ 2750 RPM). This means 2008 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2008 Audi A3 | 2007 BMW X3 | |
| Make | Audi | BMW |
| Model | A3 | X3 |
| Year Released | 2008 | 2007 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 260 HP |
| Engine RPM | 4000 RPM | 6600 RPM |
| Torque | 320 Nm | 305 Nm |
| Torque RPM | 1750 RPM | 2750 RPM |
| Engine Bore Size | 81 mm | 85.1 mm |
| Engine Stroke Size | 95.5 mm | 87.9 mm |
| Engine Compression Ratio | 18.0:1 | 10.7:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 205 km/hour | 209 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 3 doors | 5 doors |
