2007 Audi S4 vs. 2013 BMW X5
To start off, 2013 BMW X5 is newer by 6 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 4,400 cc (8 cylinders), 2013 BMW X5 is equipped with a bigger engine. In terms of performance, 2013 BMW X5 (395 HP @ 5500 RPM) has 55 more horse power than 2007 Audi S4. (340 HP @ 6800 RPM) In normal driving conditions, 2013 BMW X5 should accelerate faster than 2007 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X5 weights approximately 1165 kg more than 2007 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 BMW X5 (610 Nm @ 4500 RPM) has 200 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 2013 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4.
Compare all specifications:
| 2007 Audi S4 | 2013 BMW X5 | |
| Make | Audi | BMW |
| Model | S4 | X5 |
| Year Released | 2007 | 2013 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4400 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 395 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 410 Nm | 610 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1275 kg | 2440 kg |
| Vehicle Length | 4580 mm | 4857 mm |
| Vehicle Width | 1780 mm | 2197 mm |
| Vehicle Height | 1400 mm | 1776 mm |
| Wheelbase Size | 2660 mm | 2933 mm |
| Fuel Consumption Highway | 10.2 L/100km | 9.9 L/100km |
| Fuel Consumption City | 15.7 L/100km | 15.3 L/100km |
| Fuel Tank Capacity | 63 L | 85 L |
