2005 BMW 545 vs. 2013 Audi A8
To start off, 2013 Audi A8 is newer by 8 year(s). Which means there will be less support and parts availability for 2005 BMW 545. In addition, the cost of maintenance, including insurance, on 2005 BMW 545 would be higher. At 4,398 cc (8 cylinders), 2005 BMW 545 is equipped with a bigger engine. In terms of performance, 2013 Audi A8 (367 HP @ 6800 RPM) has 39 more horse power than 2005 BMW 545. (328 HP @ 6100 RPM) In normal driving conditions, 2013 Audi A8 should accelerate faster than 2005 BMW 545. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A8 weights approximately 394 kg more than 2005 BMW 545. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Audi A8 is all wheel drive (AWD), it will have significant more traction and grip than 2005 BMW 545. In wet, icy, snow, or gravel driving conditions, 2013 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 BMW 545 (450 Nm) has 5 more torque (in Nm) than 2013 Audi A8. (445 Nm). This means 2005 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2013 Audi A8.
Compare all specifications:
| 2005 BMW 545 | 2013 Audi A8 | |
| Make | BMW | Audi |
| Model | 545 | A8 |
| Year Released | 2005 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3991 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | W |
| Valves per Cylinder | 4 valves | 8 valves |
| Horse Power | 328 HP | 367 HP |
| Engine RPM | 6100 RPM | 6800 RPM |
| Torque | 450 Nm | 445 Nm |
| Engine Bore Size | 92 mm | 84.5 mm |
| Engine Stroke Size | 82.7 mm | 89.5 mm |
| Engine Compression Ratio | 10.0:1 | 10.1:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 209 km/hour |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1630 kg | 2024 kg |
| Vehicle Length | 4850 mm | 5137 mm |
| Vehicle Width | 1850 mm | 2111 mm |
| Vehicle Height | 1480 mm | 1460 mm |
| Wheelbase Size | 2890 mm | 2992 mm |
| Fuel Consumption Highway | 9.2 L/100km | 7.9 L/100km |
| Fuel Consumption City | 13.2 L/100km | 12 L/100km |
