2009 Audi A5 vs. 2012 BMW 640
To start off, 2012 BMW 640 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Audi A5. In addition, the cost of maintenance, including insurance, on 2009 Audi A5 would be higher. At 3,197 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2012 BMW 640 (311 HP @ 4400 RPM) has 46 more horse power than 2009 Audi A5. (265 HP @ 6500 RPM) In normal driving conditions, 2012 BMW 640 should accelerate faster than 2009 Audi A5. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW 640 weights approximately 970 kg more than 2009 Audi A5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A5 is four wheel drive (4WD), it will have significant more traction and grip than 2012 BMW 640. In wet, icy, snow, or gravel driving conditions, 2009 Audi A5 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, 2012 BMW 640 (630 Nm @ 1500 RPM) has 300 more torque (in Nm) than 2009 Audi A5. (330 Nm @ 3250 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A5.
Compare all specifications:
| 2009 Audi A5 | 2012 BMW 640 | |
| Make | Audi | BMW |
| Model | A5 | 640 |
| Year Released | 2009 | 2012 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3197 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 265 HP | 311 HP |
| Engine RPM | 6500 RPM | 4400 RPM |
| Torque | 330 Nm | 630 Nm |
| Torque RPM | 3250 RPM | 1500 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 895 kg | 1865 kg |
| Vehicle Length | 4630 mm | 5007 mm |
| Vehicle Width | 1990 mm | 1894 mm |
| Vehicle Height | 1380 mm | 1392 mm |
| Wheelbase Size | 2760 mm | 2968 mm |
| Fuel Consumption Highway | 9.1 L/100km | 4.9 L/100km |
| Fuel Consumption City | 13.8 L/100km | 6.8 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 64 L | 70 L |
