2006 Audi S4 vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 7 year(s). Which means there will be less support and parts availability for 2006 Audi S4. In addition, the cost of maintenance, including insurance, on 2006 Audi S4 would be higher. At 4,395 cc (8 cylinders), 2013 BMW 7 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 99 more horse power than 2006 Audi S4. (340 HP @ 6800 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 2006 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 899 kg more than 2006 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 7 Series is all wheel drive (AWD), it will have significant more traction and grip than 2006 Audi S4. In wet, icy, snow, or gravel driving conditions, 2013 BMW 7 Series 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, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 241 more torque (in Nm) than 2006 Audi S4. (410 Nm @ 3500 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi S4.
Compare all specifications:
| 2006 Audi S4 | 2013 BMW 7 Series | |
| Make | Audi | BMW |
| Model | S4 | 7 Series |
| Year Released | 2006 | 2013 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4395 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 439 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 410 Nm | 651 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Drive Type | Front | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1278 kg | 2177 kg |
| Vehicle Length | 4590 mm | 5214 mm |
| Vehicle Width | 1790 mm | 2134 mm |
| Vehicle Height | 1420 mm | 1481 mm |
| Wheelbase Size | 2660 mm | 3210 mm |
| Fuel Consumption Highway | 10.2 L/100km | 7.5 L/100km |
| Fuel Consumption City | 15.7 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
