2007 Audi S4 vs. 2008 BMW X3
To start off, 2008 BMW X3 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi S4. In addition, the cost of maintenance, including insurance, on 2007 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (340 HP @ 7000 RPM) has 112 more horse power than 2008 BMW X3. (228 HP @ 5900 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 2008 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 490 kg more than 2007 Audi S4.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW X3. In wet, icy, snow, or gravel driving conditions, 2007 Audi S4 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 Audi S4 (411 Nm @ 3500 RPM) has 111 more torque (in Nm) than 2008 BMW X3. (300 Nm @ 3500 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X3. 2008 BMW X3 has automatic transmission and 2007 Audi S4 has manual transmission. 2007 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi S4 | 2008 BMW X3 | |
| Make | Audi | BMW |
| Model | S4 | X3 |
| Year Released | 2007 | 2008 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2979 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 228 HP |
| Engine RPM | 7000 RPM | 5900 RPM |
| Torque | 411 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 93 mm | 89.6 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 210 km/hour |
| Acceleration 0-100mph | 5.9 seconds | 10 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1275 kg | 1765 kg |
| Vehicle Length | 4580 mm | 4580 mm |
| Vehicle Width | 1790 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1680 mm |
| Wheelbase Size | 2660 mm | 2800 mm |
| Fuel Consumption Overall | 13.8 L/100km | 14.6 L/100km |
| Fuel Tank Capacity | 63 L | 67 L |
