2009 BMW 523 vs. 2013 Audi A8
To start off, 2013 Audi A8 is newer by 4 year(s). Which means there will be less support and parts availability for 2009 BMW 523. In addition, the cost of maintenance, including insurance, on 2009 BMW 523 would be higher. At 6,299 cc (3 cylinders), 2013 Audi A8 is equipped with a bigger engine. In terms of performance, 2013 Audi A8 (367 HP @ 6800 RPM) has 192 more horse power than 2009 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2013 Audi A8 should accelerate faster than 2009 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A8 weights approximately 429 kg more than 2009 BMW 523. 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 2009 BMW 523. 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, 2013 Audi A8 (445 Nm) has 215 more torque (in Nm) than 2009 BMW 523. (230 Nm). This means 2013 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523.
Compare all specifications:
| 2009 BMW 523 | 2013 Audi A8 | |
| Make | BMW | Audi |
| Model | 523 | A8 |
| Year Released | 2009 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 6299 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | in-line | W |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 367 HP |
| Engine RPM | 5800 RPM | 6800 RPM |
| Torque | 230 Nm | 445 Nm |
| Engine Bore Size | 78.8 mm | 86.1 mm |
| Engine Stroke Size | 82 mm | 90 mm |
| Engine Compression Ratio | 11.0:1 | 11.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 230 km/hour | 209 km/hour |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1575 kg | 2004 kg |
| Vehicle Length | 4850 mm | 5137 mm |
| Vehicle Width | 1850 mm | 2111 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2890 mm | 2992 mm |
