The BMW 640i gas tank sizes range from 18.0 gallons to 18.5 gallons as specified in our data below, organized by trim, option package, and model year.
The gas tank size of the BMW 640i, when combined with its fuel mileage, gives the 640i the following ranges depending on the model year and options:
- City range from 351 miles to 425 miles
- Highway range from 504 miles to 610 miles
Check out the Gas Tank Size specifications for other makes and models.
2019 BMW 640i Gas Tank Size
The 2019 BMW 640i gas tank sizes range between 18.0 and 18.5 gallons depending on the trim level and model options.
On a full tank of fuel, the 2019 BMW 640i has the following ranges depending on the trim level:
- City range from 351 miles to 370 miles
- Highway range from 504 miles to 536 miles
2019 BMW 640i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 536 hwy | 453 combined |
| xDrive Gran Turismo |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.0 gal. |
360 city | 504 hwy | 432 combined |
| xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.5 gal. |
351 city | 518 hwy | 434 combined |
| Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 536 hwy | 453 combined |
2019 BMW 640i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 863 hwy | 729 combined |
| xDrive Gran Turismo |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
68.1 liters |
579 city | 811 hwy | 695 combined |
| xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
70.0 liters |
565 city | 834 hwy | 698 combined |
| Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 863 hwy | 729 combined |
2018 BMW 640i Gas Tank Size
The 2018 BMW 640i gas tank size is 18.5 gallons.
On a full tank of fuel, the 2018 BMW 640i has the following ranges:
- City range of 370 miles
- Highway range of 536 miles
2018 BMW 640i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 536 hwy | 453 combined |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 536 hwy | 453 combined |
2018 BMW 640i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 863 hwy | 729 combined |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 863 hwy | 729 combined |
2017 BMW 640i Gas Tank Size
The 2017 BMW 640i gas tank size is 18.5 gallons.
On a full tank of fuel, the 2017 BMW 640i has the following ranges depending on the trim level:
- City range from 370 miles to 388 miles
- Highway range from 536 miles to 555 miles
2017 BMW 640i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 536 hwy | 453 combined |
| Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
388 city | 555 hwy | 471 combined |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 536 hwy | 453 combined |
2017 BMW 640i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 863 hwy | 729 combined |
| Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
624 city | 893 hwy | 758 combined |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 863 hwy | 729 combined |
2016 BMW 640i Gas Tank Size
The 2016 BMW 640i gas tank size is 18.5 gallons.
On a full tank of fuel, the 2016 BMW 640i has the following ranges:
- City range of 370 miles
- Highway range of 573 miles
2016 BMW 640i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 573 hwy | 471 combined |
| Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 573 hwy | 471 combined |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 573 hwy | 471 combined |
2016 BMW 640i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 922 hwy | 758 combined |
| Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 922 hwy | 758 combined |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 922 hwy | 758 combined |
2015 BMW 640i Gas Tank Size
The 2015 BMW 640i gas tank size is 18.5 gallons.
On a full tank of fuel, the 2015 BMW 640i has the following ranges depending on the trim level:
- City range from 370 miles to 388 miles
- Highway range from 573 miles to 592 miles
2015 BMW 640i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 573 hwy | 471 combined |
| Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
388 city | 592 hwy | 490 combined |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 573 hwy | 471 combined |
2015 BMW 640i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 922 hwy | 758 combined |
| Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
624 city | 953 hwy | 789 combined |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 922 hwy | 758 combined |
2014 BMW 640i Gas Tank Size
The 2014 BMW 640i gas tank size is 18.5 gallons.
On a full tank of fuel, the 2014 BMW 640i has the following ranges depending on the trim level:
- City range from 370 miles to 407 miles
- Highway range from 555 miles to 592 miles
2014 BMW 640i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 555 hwy | 462 combined |
| Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
407 city | 592 hwy | 499 combined |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.5 gal. |
370 city | 555 hwy | 462 combined |
2014 BMW 640i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 893 hwy | 744 combined |
| Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
655 city | 953 hwy | 803 combined |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
70.0 liters |
595 city | 893 hwy | 744 combined |
2013 BMW 640i Gas Tank Size
The 2013 BMW 640i gas tank size is 18.5 gallons.
On a full tank of fuel, the 2013 BMW 640i has the following ranges depending on the trim level:
- City range from 370 miles to 425 miles
- Highway range from 555 miles to 610 miles
2013 BMW 640i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Sedan |
3.0L | Turbocharged | I6 | 8 Spd Auto w/Manual Shift | RWD |
18.5 gal. |
370 city | 555 hwy | 462 combined |
| Coupe |
3.0L | Turbocharged | I6 | 8 Spd Auto w/Manual Shift | RWD |
18.5 gal. |
425 city | 610 hwy | 518 combined |
| Convertible |
3.0L | Turbocharged | I6 | 8 Spd Auto w/Manual Shift | RWD |
18.5 gal. |
370 city | 555 hwy | 462 combined |
2013 BMW 640i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Sedan |
3.0L | Turbocharged | I6 | 8 Spd Auto w/Manual Shift | RWD |
70.0 liters |
595 city | 893 hwy | 744 combined |
| Coupe |
3.0L | Turbocharged | I6 | 8 Spd Auto w/Manual Shift | RWD |
70.0 liters |
684 city | 982 hwy | 834 combined |
| Convertible |
3.0L | Turbocharged | I6 | 8 Spd Auto w/Manual Shift | RWD |
70.0 liters |
595 city | 893 hwy | 744 combined |
2012 BMW 640i Gas Tank Size
The 2012 BMW 640i gas tank size is 18.5 gallons.
On a full tank of fuel, the 2012 BMW 640i has the following ranges depending on the trim level:
- City range from 388 miles to 425 miles
- Highway range from 573 miles to 610 miles
2012 BMW 640i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Coupe |
3.0L | Turbocharged | I6 | 8 Spd Auto w/Manual Shift | RWD |
18.5 gal. |
425 city | 610 hwy | 518 combined |
| Convertible |
3.0L | Turbocharged | I6 | 8 Spd Auto w/Manual Shift | RWD |
18.5 gal. |
388 city | 573 hwy | 481 combined |
2012 BMW 640i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Coupe |
3.0L | Turbocharged | I6 | 8 Spd Auto w/Manual Shift | RWD |
70.0 liters |
684 city | 982 hwy | 834 combined |
| Convertible |
3.0L | Turbocharged | I6 | 8 Spd Auto w/Manual Shift | RWD |
70.0 liters |
624 city | 922 hwy | 774 combined |
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