2005 Audi A8 vs. 2009 BMW 550
To start off, 2009 BMW 550 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 4,799 cc, 2009 BMW 550 is equipped with a bigger engine. In terms of performance, 2009 BMW 550 (362 HP @ 6300 RPM) has 86 more horse power than 2005 Audi A8. (276 HP @ 3750 RPM) In normal driving conditions, 2009 BMW 550 should accelerate faster than 2005 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 280 kg more than 2009 BMW 550.
Because 2005 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 550. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A8 (650 Nm @ 1800 RPM) has 160 more torque (in Nm) than 2009 BMW 550. (490 Nm @ 3400 RPM). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 550.
Compare all specifications:
2005 Audi A8 | 2009 BMW 550 | |
Make | Audi | BMW |
Model | A8 | 550 |
Year Released | 2005 | 2009 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 3934 cc | 4799 cc |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 276 HP | 362 HP |
Engine RPM | 3750 RPM | 6300 RPM |
Torque | 650 Nm | 490 Nm |
Torque RPM | 1800 RPM | 3400 RPM |
Engine Bore Size | 81 mm | 93.1 mm |
Engine Stroke Size | 95.5 mm | 88.3 mm |
Engine Compression Ratio | 18.0:1 | 10.5:1 |
Fuel Type | Diesel | Gasoline |
Acceleration 0-100mph | 6.7 seconds | 5.5 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 | 1940 kg | 1660 kg |
Vehicle Length | 5060 mm | 4850 mm |
Vehicle Width | 1900 mm | 1470 mm |
Vehicle Height | 1450 mm | 1850 mm |
Wheelbase Size | 2950 mm | 2890 mm |
Fuel Consumption Overall | 9.7 L/100km | 10.8 L/100km |
Fuel Tank Capacity | 90 L | 70 L |