1999 Audi A4 vs. 2003 BMW X3
To start off, 2003 BMW X3 is newer by 4 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 2,492 cc (6 cylinders), 2003 BMW X3 is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (247 HP @ 5700 RPM) has 62 more horse power than 2003 BMW X3. (185 HP @ 6000 RPM). In normal driving conditions, 1999 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 495 kg more than 1999 Audi A4.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Audi A4. In wet, icy, snow, or gravel driving conditions, 2003 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.
Compare all specifications:
| 1999 Audi A4 | 2003 BMW X3 | |
| Make | Audi | BMW |
| Model | A4 | X3 |
| Year Released | 1999 | 2003 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 2492 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 247 HP | 185 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 75 mm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1345 kg | 1840 kg |
| Vehicle Length | 4480 mm | 4570 mm |
| Vehicle Width | 1740 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1680 mm |
| Wheelbase Size | 2630 mm | 2800 mm |
| Fuel Tank Capacity | 62 L | 67 L |
