2006 Audi A8 vs. 2008 BMW 550
To start off, 2008 BMW 550 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi A8. In addition, the cost of maintenance, including insurance, on 2006 Audi A8 would be higher. At 4,799 cc, 2008 BMW 550 is equipped with a bigger engine. In terms of performance, 2008 BMW 550 (360 HP @ 6300 RPM) has 38 more horse power than 2006 Audi A8. (322 HP @ 3750 RPM) In normal driving conditions, 2008 BMW 550 should accelerate faster than 2006 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 285 kg more than 2008 BMW 550.
Because 2006 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 550. In wet, icy, snow, or gravel driving conditions, 2006 Audi A8 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, 2006 Audi A8 (650 Nm @ 1600 RPM) has 160 more torque (in Nm) than 2008 BMW 550. (490 Nm @ 3400 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 550.
Compare all specifications:
2006 Audi A8 | 2008 BMW 550 | |
Make | Audi | BMW |
Model | A8 | 550 |
Year Released | 2006 | 2008 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 4134 cc | 4799 cc |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 322 HP | 360 HP |
Engine RPM | 3750 RPM | 6300 RPM |
Torque | 650 Nm | 490 Nm |
Torque RPM | 1600 RPM | 3400 RPM |
Engine Bore Size | 83 mm | 93.1 mm |
Engine Stroke Size | 95.5 mm | 88.3 mm |
Engine Compression Ratio | 16.5:1 | 10.5:1 |
Fuel Type | Diesel | Gasoline |
Acceleration 0-100mph | 5.9 seconds | 5.9 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1945 kg | 1660 kg |
Vehicle Length | 5070 mm | 4860 mm |
Vehicle Width | 1900 mm | 1850 mm |
Vehicle Height | 1450 mm | 1470 mm |
Wheelbase Size | 2950 mm | 2890 mm |
Fuel Consumption Overall | 9.6 L/100km | 7.8 L/100km |
Fuel Tank Capacity | 90 L | 70 L |