2012 BMW 640 vs. 2011 Mazda 6
To start off, 2012 BMW 640 is newer by 1 year(s). Which means there will be less support and parts availability for 2011 Mazda 6. In addition, the cost of maintenance, including insurance, on 2011 Mazda 6 would be higher. At 2,993 cc (6 cylinders), 2012 BMW 640 is equipped with a bigger engine. In terms of performance, 2012 BMW 640 (311 HP @ 4400 RPM) has 141 more horse power than 2011 Mazda 6. (170 HP @ 6000 RPM). In normal driving conditions, 2012 BMW 640 should accelerate faster than 2011 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW 640 weights approximately 451 kg more than 2011 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 BMW 640 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 2012 BMW 640. However, in wet, icy, snow, or gravel driving conditions, 2011 Mazda 6, 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, 2012 BMW 640 (630 Nm @ 1500 RPM) has 404 more torque (in Nm) than 2011 Mazda 6. (226 Nm @ 4000 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 2011 Mazda 6.
Compare all specifications:
| 2012 BMW 640 | 2011 Mazda 6 | |
| Make | BMW | Mazda |
| Model | 640 | 6 |
| Year Released | 2012 | 2011 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2500 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 311 HP | 170 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 630 Nm | 226 Nm |
| Torque RPM | 1500 RPM | 4000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | 8-speed shiftable automatic | 5-speed automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1935 kg | 1484 kg |
| Vehicle Length | 4894 mm | 4920 mm |
| Vehicle Width | 1894 mm | 1839 mm |
| Vehicle Height | 1365 mm | 1471 mm |
| Wheelbase Size | 2855 mm | 2789 mm |
| Fuel Consumption | 4.8 L/100km | 7.8 L/100km |
| Fuel Consumption City | 6.7 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
