2008 Audi A4 vs. 2008 BMW X3
To start off, both 2008 Audi A4 and 2008 BMW X3 were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,979 cc, 2008 BMW X3 is equipped with a bigger engine. In terms of performance, 2008 BMW X3 (228 HP @ 5900 RPM) has 28 more horse power than 2008 Audi A4. (200 HP @ 5100 RPM) In normal driving conditions, 2008 BMW X3 should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 490 kg more than 2008 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 BMW X3 (300 Nm @ 3500 RPM) has 19 more torque (in Nm) than 2008 Audi A4. (281 Nm @ 1800 RPM). This means 2008 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A4 | 2008 BMW X3 | |
| Make | Audi | BMW |
| Model | A4 | X3 |
| Year Released | 2008 | 2008 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 2979 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 200 HP | 228 HP |
| Engine RPM | 5100 RPM | 5900 RPM |
| Torque | 281 Nm | 300 Nm |
| Torque RPM | 1800 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 89.6 mm |
| Engine Stroke Size | 92.8 mm | 84 mm |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1275 kg | 1765 kg |
| Vehicle Length | 4580 mm | 4570 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1680 mm |
| Wheelbase Size | 2660 mm | 2800 mm |
| Fuel Consumption | 7.8 L/100km | 9.4 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
