2008 Audi A4 vs. 2003 BMW X Activity
To start off, 2008 Audi A4 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 BMW X Activity. In addition, the cost of maintenance, including insurance, on 2003 BMW X Activity would be higher. At 2,992 cc (6 cylinders), 2003 BMW X Activity is equipped with a bigger engine. In terms of performance, 2003 BMW X Activity (228 HP @ 5900 RPM) has 67 more horse power than 2008 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2003 BMW X Activity should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X Activity weights approximately 90 kg more than 2008 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW X Activity is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A4. In wet, icy, snow, or gravel driving conditions, 2003 BMW X Activity 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, 2003 BMW X Activity (300 Nm @ 3500 RPM) has 75 more torque (in Nm) than 2008 Audi A4. (225 Nm @ 1950 RPM). This means 2003 BMW X Activity will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A4 | 2003 BMW X Activity | |
| Make | Audi | BMW |
| Model | A4 | X Activity |
| Year Released | 2008 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2992 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 161 HP | 228 HP |
| Engine RPM | 5700 RPM | 5900 RPM |
| Torque | 225 Nm | 300 Nm |
| Torque RPM | 1950 RPM | 3500 RPM |
| Engine Bore Size | 81.1 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 89.6 mm |
| Engine Compression Ratio | 9.0:1 | 10.2:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1540 kg | 1630 kg |
| Vehicle Length | 4580 mm | 4560 mm |
| Wheelbase Size | 2660 mm | 2830 mm |
| Fuel Tank Capacity | 70 L | 63 L |
