2007 Audi A4 vs. 2008 BMW X3
To start off, 2008 BMW X3 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 3,121 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 63 more horse power than 2008 BMW X3. (189 HP @ 6000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2008 BMW X3.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW X3. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 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 Audi A4 (330 Nm @ 3250 RPM) has 85 more torque (in Nm) than 2008 BMW X3. (245 Nm @ 3500 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X3. 2007 Audi A4 has automatic transmission and 2008 BMW X3 has manual transmission. 2008 BMW X3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2008 BMW X3 | |
| Make | Audi | BMW |
| Model | A4 | X3 |
| Year Released | 2007 | 2008 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3121 cc | 2492 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 189 HP |
| Engine RPM | 5100 RPM | 6000 RPM |
| Torque | 330 Nm | 245 Nm |
| Torque RPM | 3250 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 75 mm |
| Engine Compression Ratio | 12.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 213 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 9.6 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1740 kg | 1740 kg |
| Vehicle Length | 4580 mm | 4870 mm |
| Vehicle Height | 1780 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2800 mm |
| Fuel Consumption Overall | 11.1 L/100km | 12.9 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
