1999 Audi A4 vs. 2007 BMW X3
To start off, 2007 BMW X3 is newer by 8 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 1,995 cc (4 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (247 HP @ 4150 RPM) has 98 more horse power than 2007 BMW X3. (149 HP @ 4000 RPM). In normal driving conditions, 1999 Audi A4 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 405 kg more than 1999 Audi A4.
Because 2007 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, 2007 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, 2007 BMW X3 (330 Nm @ 2000 RPM) has 9 more torque (in Nm) than 1999 Audi A4. (321 Nm @ 1900 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4. 1999 Audi A4 has automatic transmission and 2007 BMW X3 has manual transmission. 2007 BMW X3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Audi A4 | 2007 BMW X3 | |
| Make | Audi | BMW |
| Model | A4 | X3 |
| Year Released | 1999 | 2007 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 247 HP | 149 HP |
| Engine RPM | 4150 RPM | 4000 RPM |
| Torque | 321 Nm | 330 Nm |
| Torque RPM | 1900 RPM | 2000 RPM |
| Engine Bore Size | 79.5 mm | 84 mm |
| Engine Stroke Size | 95.5 mm | 90 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 190 km/hour | 215 km/hour |
| Acceleration 0-100mph | 12.8 seconds | 9.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1335 kg | 1740 kg |
| Vehicle Length | 4480 mm | 4570 mm |
| Vehicle Width | 1740 mm | 1680 mm |
| Vehicle Height | 1420 mm | 1860 mm |
| Wheelbase Size | 2630 mm | 2800 mm |
| Fuel Tank Capacity | 62 L | 67 L |
