2008 Audi A8 vs. 2004 BMW 545
To start off, 2008 Audi A8 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 BMW 545. In addition, the cost of maintenance, including insurance, on 2004 BMW 545 would be higher. At 4,398 cc (8 cylinders), 2004 BMW 545 is equipped with a bigger engine. In terms of performance, 2004 BMW 545 (315 HP @ 7750 RPM) has 108 more horse power than 2008 Audi A8. (207 HP @ 5500 RPM) In normal driving conditions, 2004 BMW 545 should accelerate faster than 2008 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 545 weights approximately 90 kg more than 2008 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW 545 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 2004 BMW 545. However, in wet, icy, snow, or gravel driving conditions, 2008 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, 2004 BMW 545 (447 Nm) has 167 more torque (in Nm) than 2008 Audi A8. (280 Nm). This means 2004 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A8.
Compare all specifications:
| 2008 Audi A8 | 2004 BMW 545 | |
| Make | Audi | BMW |
| Model | A8 | 545 |
| Year Released | 2008 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2772 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 207 HP | 315 HP |
| Engine RPM | 5500 RPM | 7750 RPM |
| Torque | 280 Nm | 447 Nm |
| Engine Compression Ratio | 12.5:1 | 10.5:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1690 kg | 1780 kg |
| Vehicle Length | 5070 mm | 4850 mm |
| Vehicle Width | 1900 mm | 1850 mm |
| Vehicle Height | 1450 mm | 1480 mm |
| Wheelbase Size | 2950 mm | 2830 mm |
| Fuel Consumption Overall | 8.3 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 90 L | 70 L |
