BMW 6 Series Convertible 640i (2014)
Top 54%41 points
Top 54%
Top specs, facts and figures

BMW 6 Series Convertible 640i (2014): 34 facts and highlights

1. better fuel economy (highway)

Fuel economy is a measurement of fuel efficiency, based on how far you can travel with a certain amount of petrol (gasoline). A lower fuel economy means the car will be cheaper to run.
4.9l/100 km
Ferrari 458 Spider (2013): 0l/100 km

2. faster top speed

The fastest speed that the car can reach.
250km/h
Bugatti Veyron 16.4 Grand Sport (2013): 414km/h

3. faster acceleration (0-100)

The time it takes for the car to accelerate from 0-100 kilometres per hour.
5.5s
Bugatti Veyron 16.4 Grand Sport (2013): 2.5s

4. more cylinders

Although there are many aspects that determine the power, a higher number of cylinders is generally a good indication of the potential power of the engine.
6
Bugatti Veyron 16.4 Grand Sport (2013): 16

5. Has Bluetooth

Bluetooth is a wireless technology that allows you to easily transfer data between different devices, such as smartphones, tablets and computers.
BMW 6 Series Convertible 640i (2014)
89% have it

6. more valves

An intake valve allows the air/fuel mixture to enter the combustion chamber. An engine with more valves tends to increase performance.
24
Bugatti Veyron 16.4 Grand Sport (2013): 64

7. higher maximum torque

Torque is a measurement of an engine’s power, closely related to horsepower. More torque indicates a more powerful car, and is also a good indication of its acceleration.
630Nm
Bugatti Veyron 16.4 Grand Sport (2013): 1250Nm

8. better fuel economy (city)

Fuel economy is a measurement of fuel efficiency, based on how far you can travel with a certain amount of petrol (gasoline). A lower fuel economy means the car will be cheaper to run.
6.9l/100 km
Ferrari 458 Spider (2013): 0l/100 km

9. less CO2 emissions

The CO2 emissions of the car, measured in grams per kilometre. A car with less emissions is better for the environment.
148g/km
Porsche 918 Spyder (2015): 72g/km

10. Has a petrol (gasoline) engine

A petrol (gasoline) engine offers several advantages over diesel. For example the engines tend to be lighter and cheaper than their diesel counterparts. Petrol engines also tend to have higher horsepower, and the fuel is more readily available.
BMW 6 Series Convertible 640i (2014)
89% have it

11. shorter length

4.89m
Smart Passion Cabriolet (2014): 2.65m

12. width

2.08m
Nissan Murano CrossCabriolet (2014): 1.21m

13. longer wheelbase

The wheelbase is the distance between the center of the front and rear wheels. A longer wheelbase provides the car with more stability and a smoother ride (although a shorter wheelbase can provide more responsive handling).
2.85m
Rolls-Royce Phantom Drophead Coupe (2014): 3.32m

14. height

1.36m
Lotus Exige S Roadster (2014): 1.13m

15. larger fuel tank

A larger fuel tank means that you have to stop to refill less often.
70l
Bugatti Veyron 16.4 Grand Sport (2013): 100l

16. weight

1.94t
Renault Megane Coupe-Cabriolet 2.0 CVT (2014): 1.63kg

17. better fuel economy (combined)

Fuel economy is a measurement of fuel efficiency, based on how far you can travel with a certain amount of petrol (gasoline). A lower fuel economy means the car will be cheaper to run.
5.7l/100 km
Porsche 918 Spyder (2015): 3.1l/100 km

18. Has a diesel engine

Improvements in diesel engine technology have lead to vast gains in fuel efficiency over petrol (gasoline) cars (and even hybrids), as well as having lower carbon emissions. It is also safer as it doesn't explode as petrol can.
BMW 6 Series Convertible 640i (2014)
9% have it

19. larger engine size

This measurement is the total volume of all the engine's cylinders, also known as the engine displacement. This is one of many aspects of an engine that determine its horsepower, but generally speaking a greater size indicates more power.
2.9l
Bugatti Veyron 16.4 Grand Sport (2013): 8l

20. USB ports

With more USB ports, you are able to connect more devices.
1
Porsche 918 Spyder (2015): 2

21. more horsepower

Horsepower is the most common unit for measuring the power of an engine.
313hp
Bugatti Veyron 16.4 Grand Sport (2013): 1001hp

22. lower ground clearance

The ground clearance is the distance between the lowest point of the car and the road surface. A shorter ground clearance lowers a vehicle’s center of gravity - increasing its handling ability and reducing the chance of a rollover. However, a higher ground clearance allows you to go over more uneven terrain.
122mm
Fiat 500C POP (2015): 104mm

23. Has rear-wheel drive

Rear-wheel drive benefits from increased traction when accelerating, as the weight of the vehicle shifts to the rear over the drive wheels. The weight of the car is also more evenly distributed, resulting in improved handling.
BMW 6 Series Convertible 640i (2014)
67% have it

24. more headroom (front)

More headroom in the front of the car makes for a more comfortable driving experience, and is especially important for taller people.
1.02m
Rolls-Royce Phantom Drophead Coupe (2014): 1.03m

25. more headroom (rear)

More headroom in the rear of the car makes for a more comfortable passenger experience, and is especially important for taller people. It is also useful if you are transporting cargo in the rear of the vehicle.
927mm
Nissan Murano CrossCabriolet (2014): 983mm

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