2008 Audi A5 vs. 2006 BMW X3
To start off, 2008 Audi A5 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW X3. In addition, the cost of maintenance, including insurance, on 2006 BMW X3 would be higher. At 4,163 cc (8 cylinders), 2008 Audi A5 is equipped with a bigger engine. In terms of performance, 2008 Audi A5 (349 HP @ 7000 RPM) has 201 more horse power than 2006 BMW X3. (148 HP @ 4000 RPM). In normal driving conditions, 2008 Audi A5 should accelerate faster than 2006 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X3 weights approximately 295 kg more than 2008 Audi A5.
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 A5 (440 Nm @ 3500 RPM) has 110 more torque (in Nm) than 2006 BMW X3. (330 Nm @ 2000 RPM). This means 2008 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X3.
Compare all specifications:
| 2008 Audi A5 | 2006 BMW X3 | |
| Make | Audi | BMW |
| Model | A5 | X3 |
| Year Released | 2008 | 2006 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 349 HP | 148 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 440 Nm | 330 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Compression Ratio | 10.3:1 | 17.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 193 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 10.2 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1630 kg | 1925 kg |
| Vehicle Length | 4640 mm | 4570 mm |
| Vehicle Width | 1860 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1680 mm |
| Wheelbase Size | 2760 mm | 2800 mm |
| Fuel Consumption Overall | 12.6 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 64 L | 67 L |
