2005 Audi A4 vs. 2006 BMW X3
To start off, 2006 BMW X3 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 2,977 cc (6 cylinders), 2006 BMW X3 is equipped with a bigger engine. In terms of performance, 2006 BMW X3 (228 HP @ 5900 RPM) has 66 more horse power than 2005 Audi A4. (162 HP @ 4000 RPM) In normal driving conditions, 2006 BMW X3 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 360 kg more than 2006 BMW X3.
Because 2006 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi A4. In wet, icy, snow, or gravel driving conditions, 2006 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, 2005 Audi A4 (350 Nm @ 1500 RPM) has 50 more torque (in Nm) than 2006 BMW X3. (300 Nm @ 3500 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X3. 2006 BMW X3 has automatic transmission and 2005 Audi A4 has manual transmission. 2005 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A4 | 2006 BMW X3 | |
| Make | Audi | BMW |
| Model | A4 | X3 |
| Year Released | 2005 | 2006 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2977 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 162 HP | 228 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 350 Nm | 300 Nm |
| Torque RPM | 1500 RPM | 3500 RPM |
| Engine Compression Ratio | 18.0:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 225 km/hour | 210 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 8.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1720 kg | 1360 kg |
| Vehicle Length | 4580 mm | 4570 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1680 mm |
| Wheelbase Size | 2770 mm | 2800 mm |
| Fuel Consumption Overall | 7.3 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
