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 2,993 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 775 kg more than 2008 Audi A3.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A3. 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 370 more torque (in Nm) than 2008 Audi A3. (210 Nm @ 1750 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A3.
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 | 1781 cc | 2993 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 0 HP | 283 HP |
| Torque | 210 Nm | 580 Nm |
| Torque RPM | 1750 RPM | 1750 RPM |
| Engine Bore Size | 81.1 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Engine Compression Ratio | 9.5:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 8.2 seconds | 6.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1175 kg | 1950 kg |
| Vehicle Length | 4580 mm | 4570 mm |
| Vehicle Height | 1400 mm | 1680 mm |
| Wheelbase Size | 2520 mm | 2800 mm |
| Fuel Consumption Overall | 7.8 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 55 L | 67 L |
