2008 BMW M6 vs. 2012 BMW 640
To start off, 2012 BMW 640 is newer by 4 year(s). Which means there will be less support and parts availability for 2008 BMW M6. In addition, the cost of maintenance, including insurance, on 2008 BMW M6 would be higher. At 4,999 cc (10 cylinders), 2008 BMW M6 is equipped with a bigger engine. In terms of performance, 2008 BMW M6 (500 HP @ 7750 RPM) has 182 more horse power than 2012 BMW 640. (318 HP @ 5800 RPM). In normal driving conditions, 2008 BMW M6 should accelerate faster than 2012 BMW 640. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW M6 weights approximately 180 kg more than 2012 BMW 640. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2008 BMW M6 (520 Nm @ 6100 RPM) has 70 more torque (in Nm) than 2012 BMW 640. (450 Nm @ 1300 RPM). This means 2008 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2012 BMW 640. 2012 BMW 640 has automatic transmission and 2008 BMW M6 has manual transmission. 2008 BMW M6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW 640 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW M6 | 2012 BMW 640 | |
| Make | BMW | BMW |
| Model | M6 | 640 |
| Year Released | 2008 | 2012 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4999 cc | 2979 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 318 HP |
| Engine RPM | 7750 RPM | 5800 RPM |
| Torque | 520 Nm | 450 Nm |
| Torque RPM | 6100 RPM | 1300 RPM |
| Engine Bore Size | 92 mm | 89.6 mm |
| Engine Stroke Size | 75.2 mm | 84 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 205 km/hour | 250 km/hour |
| Acceleration 0-100mph | 4.8 seconds | 5.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2005 kg | 1825 kg |
| Vehicle Length | 4880 mm | 5007 mm |
| Vehicle Width | 1860 mm | 1894 mm |
| Vehicle Height | 1380 mm | 1392 mm |
| Wheelbase Size | 2790 mm | 2968 mm |
| Fuel Consumption Overall | 15.4 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
