2007 Audi A4 vs. 2003 BMW X3
To start off, 2007 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW X3. In addition, the cost of maintenance, including insurance, on 2003 BMW X3 would be higher. At 3,123 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (255 HP @ 6500 RPM) has 70 more horse power than 2003 BMW X3. (185 HP @ 6000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2003 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X3 weights approximately 562 kg more than 2007 Audi A4.
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, 2007 Audi A4 (330 Nm @ 3250 RPM) has 85 more torque (in Nm) than 2003 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 2003 BMW X3.
Compare all specifications:
2007 Audi A4 | 2003 BMW X3 | |
Make | Audi | BMW |
Model | A4 | X3 |
Year Released | 2007 | 2003 |
Body Type | Station Wagon | SUV |
Engine Position | Front | Front |
Engine Size | 3123 cc | 2492 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 255 HP | 185 HP |
Engine RPM | 6500 RPM | 6000 RPM |
Torque | 330 Nm | 245 Nm |
Torque RPM | 3250 RPM | 3500 RPM |
Engine Bore Size | 84 mm | 84 mm |
Engine Stroke Size | 96 mm | 75 mm |
Engine Compression Ratio | 11.3:1 | 10.5:1 |
Drive Type | 4WD | 4WD |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 5 doors |
Vehicle Weight | 1278 kg | 1840 kg |
Vehicle Length | 4590 mm | 4570 mm |
Vehicle Width | 1780 mm | 1860 mm |
Vehicle Height | 1430 mm | 1680 mm |
Wheelbase Size | 2660 mm | 2800 mm |
Fuel Tank Capacity | 63 L | 67 L |