2005 Audi A8 vs. 2009 BMW 650
To start off, 2009 BMW 650 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 (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2009 BMW 650 (362 HP @ 6300 RPM) has 27 more horse power than 2005 Audi A8. (335 HP @ 4000 RPM) In normal driving conditions, 2009 BMW 650 should accelerate faster than 2005 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 470 kg more than 2009 BMW 650.
Because 2009 BMW 650 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 2009 BMW 650. However, in wet, icy, snow, or gravel driving conditions, 2005 Audi A8, 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, 2009 BMW 650 (490 Nm) has 59 more torque (in Nm) than 2005 Audi A8. (431 Nm). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A8.
Compare all specifications:
| 2005 Audi A8 | 2009 BMW 650 | |
| Make | Audi | BMW |
| Model | A8 | 650 |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Coupe |
| 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 | 335 HP | 362 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 431 Nm | 490 Nm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1995 kg | 1525 kg |
| Vehicle Length | 5190 mm | 4830 mm |
| Vehicle Width | 1900 mm | 1380 mm |
| Vehicle Height | 1460 mm | 1860 mm |
| Wheelbase Size | 3080 mm | 2790 mm |
| Fuel Consumption Overall | 11.8 L/100km | 10.5 L/100km |
| Fuel Tank Capacity | 90 L | 70 L |
