2007 Audi A4 vs. 2008 BMW 550
To start off, 2008 BMW 550 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 4,800 cc (8 cylinders), 2008 BMW 550 is equipped with a bigger engine. In terms of performance, 2008 BMW 550 (360 HP @ 6300 RPM) has 159 more horse power than 2007 Audi A4. (201 HP @ 5100 RPM) In normal driving conditions, 2008 BMW 550 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 150 kg more than 2008 BMW 550.
Because 2008 BMW 550 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2008 BMW 550. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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 BMW 550 (489 Nm @ 3400 RPM) has 208 more torque (in Nm) than 2007 Audi A4. (281 Nm @ 1800 RPM). This means 2008 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2008 BMW 550 | |
| Make | Audi | BMW |
| Model | A4 | 550 |
| Year Released | 2007 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 4800 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 360 HP |
| Engine RPM | 5100 RPM | 6300 RPM |
| Torque | 281 Nm | 489 Nm |
| Torque RPM | 1800 RPM | 3400 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1880 kg | 1730 kg |
| Vehicle Length | 4590 mm | 4860 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2890 mm |
| Fuel Consumption | 6.9 L/100km | 10.7 L/100km |
| Fuel Consumption City | 10.2 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 8.7 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
