1999 Audi A4 vs. 2008 BMW X6
To start off, 2008 BMW X6 is newer by 9 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 4,399 cc (8 cylinders), 2008 BMW X6 is equipped with a bigger engine. In terms of performance, 2008 BMW X6 (400 HP @ 5500 RPM) has 153 more horse power than 1999 Audi A4. (247 HP @ 4150 RPM) In normal driving conditions, 2008 BMW X6 should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X6 weights approximately 865 kg more than 1999 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 BMW X6 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, 2008 BMW X6 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, 2008 BMW X6 (827 Nm @ 1800 RPM) has 506 more torque (in Nm) than 1999 Audi A4. (321 Nm @ 1900 RPM). This means 2008 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4.
Compare all specifications:
| 1999 Audi A4 | 2008 BMW X6 | |
| Make | Audi | BMW |
| Model | A4 | X6 |
| Year Released | 1999 | 2008 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 4399 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 247 HP | 400 HP |
| Engine RPM | 4150 RPM | 5500 RPM |
| Torque | 321 Nm | 827 Nm |
| Torque RPM | 1900 RPM | 1800 RPM |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 190 km/hour | 250 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1335 kg | 2200 kg |
| Vehicle Width | 1740 mm | 1830 mm |
