2013 BMW 6 series Coupe 640i vs. 2013 BMW 6 series Convertible 640i
To start off, both 2013 BMW 6 series Coupe 640i and 2013 BMW 6 series Convertible 640i were released in the same year (2013). Therefore the support and the availability on parts for both vehicles should be relatively similar. Both 2013 BMW 6 series Coupe 640i and 2013 BMW 6 series Convertible 640i are equipped with a 2,979 cc engine. In terms of performance, both vehicles can yield 311 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series Convertible 640i weights approximately 265 kg more than 2013 BMW 6 series Coupe 640i.
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, both vehicles can yield 447 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2013 BMW 6 series Coupe 640i | 2013 BMW 6 series Convertible 640i | |
| Make | BMW | BMW |
| Model | 6 series | 6 series |
| Year Released | 2013 | 2013 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 311 HP | 311 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 447 Nm | 447 Nm |
| Torque RPM | 4500 RPM | 4500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 89 mm | 89 mm |
| Engine Compression Ratio | 10.2 :1 | 10.2 :1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.3 seconds | 5.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | 8-speed automatic | 8-speed automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1815 kg | 2080 kg |
| Vehicle Length | 4897 mm | 4897 mm |
| Vehicle Width | 1895 mm | 1895 mm |
| Vehicle Height | 1369 mm | 1364 mm |
| Wheelbase Size | 2856 mm | 2855 mm |
| Fuel Tank Capacity | 70 L | 70 L |
