2007 Audi S4 vs. 2007 BMW 550
To start off, both 2007 Audi S4 and 2007 BMW 550 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,799 cc (8 cylinders), 2007 BMW 550 is equipped with a bigger engine. In terms of performance, 2007 BMW 550 (360 HP @ 6300 RPM) has 21 more horse power than 2007 Audi S4. (339 HP @ 7000 RPM) In normal driving conditions, 2007 BMW 550 should accelerate faster than 2007 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S4 weights approximately 70 kg more than 2007 BMW 550.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 550. 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 BMW 550 (489 Nm @ 3400 RPM) has 79 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 2007 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4.
Compare all specifications:
| 2007 Audi S4 | 2007 BMW 550 | |
| Make | Audi | BMW |
| Model | S4 | 550 |
| Year Released | 2007 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4799 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 360 HP |
| Engine RPM | 7000 RPM | 6300 RPM |
| Torque | 410 Nm | 489 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 245 km/hour | 241 km/hour |
| Acceleration 0-100mph | 5.8 seconds | 5.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1795 kg | 1725 kg |
| Vehicle Length | 4580 mm | 4860 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2890 mm |
| Fuel Consumption Overall | 13.4 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 66 L | 70 L |
