2004 BMW X3 vs. 2008 Audi S4
To start off, 2008 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 BMW X3. In addition, the cost of maintenance, including insurance, on 2004 BMW X3 would be higher. At 4,163 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (339 HP @ 7000 RPM) has 155 more horse power than 2004 BMW X3. (184 HP @ 7400 RPM) In normal driving conditions, 2008 Audi S4 should accelerate faster than 2004 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW X3 weights approximately 23 kg more than 2008 Audi S4.
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, 2008 Audi S4 (410 Nm) has 173 more torque (in Nm) than 2004 BMW X3. (237 Nm). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW X3.
Compare all specifications:
| 2004 BMW X3 | 2008 Audi S4 | |
| Make | BMW | Audi |
| Model | X3 | S4 |
| Year Released | 2004 | 2008 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 184 HP | 339 HP |
| Engine RPM | 7400 RPM | 7000 RPM |
| Torque | 237 Nm | 410 Nm |
| Engine Bore Size | 84 mm | 84.5 mm |
| Engine Stroke Size | 75 mm | 92.8 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1818 kg | 1795 kg |
| Vehicle Length | 4570 mm | 4580 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1680 mm | 1450 mm |
| Wheelbase Size | 2890 mm | 2660 mm |
| Fuel Consumption Overall | 11.8 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 67 L | 66 L |
