The BMW 840i gas tank size is 18.0 gallons.
The gas tank size of the BMW 840i, when combined with its fuel mileage, gives the 840i the following ranges depending on the model year and options:
- City range from 360 miles to 414 miles
- Highway range from 486 miles to 540 miles
Check out the Gas Tank Size specifications for other makes and models.
2025 BMW 840i Gas Tank Size
The 2025 BMW 840i gas tank size is 18.0 gallons.
On a full tank of fuel, the 2025 BMW 840i has the following ranges:
- City range of 378 miles
- Highway range of 522 miles
2025 BMW 840i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Base Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| Base Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| Gran Coupe Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| xDrive Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| xDrive Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| xDrive Gran Coupe Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
2025 BMW 840i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Base Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| Base Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| Gran Coupe Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| xDrive Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| xDrive Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| xDrive Gran Coupe Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
2024 BMW 840i Gas Tank Size
The 2024 BMW 840i gas tank size is 18.0 gallons.
On a full tank of fuel, the 2024 BMW 840i has the following ranges:
- City range of 378 miles
- Highway range of 522 miles
2024 BMW 840i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Base Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| Base Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| Gran Coupe Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| xDrive Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| xDrive Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| xDrive Gran Coupe Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
2024 BMW 840i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Base Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| Base Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| Gran Coupe Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | RWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| xDrive Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| xDrive Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| xDrive Gran Coupe Luxury |
3.0L | Turbo | 6 Cyl. | 8 Spd Auto w/OD | AWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
2023 BMW 840i Gas Tank Size
The 2023 BMW 840i gas tank size is 18.0 gallons.
On a full tank of fuel, the 2023 BMW 840i has the following ranges:
- City range of 378 miles
- Highway range of 522 miles
2023 BMW 840i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| 8 Series Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| 8 Series xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| 8 Series xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
| 8 Series xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.0 gal. |
378 city | 522 hwy | 450 combined |
2023 BMW 840i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| 8 Series Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| 8 Series xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| 8 Series xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
| 8 Series xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
68.1 liters |
608 city | 840 hwy | 724 combined |
2022 BMW 840i Gas Tank Size
The 2022 BMW 840i gas tank size is 18.0 gallons.
On a full tank of fuel, the 2022 BMW 840i has the following ranges depending on the trim level:
- City range from 360 miles to 414 miles
- Highway range from 486 miles to 540 miles
2022 BMW 840i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
396 city | 522 hwy | 459 combined |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
414 city | 540 hwy | 477 combined |
| 8 Series Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
396 city | 522 hwy | 459 combined |
| 8 Series xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.0 gal. |
360 city | 486 hwy | 423 combined |
| 8 Series xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.0 gal. |
360 city | 486 hwy | 423 combined |
| 8 Series xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.0 gal. |
360 city | 486 hwy | 423 combined |
2022 BMW 840i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
637 city | 840 hwy | 739 combined |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
666 city | 869 hwy | 768 combined |
| 8 Series Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
637 city | 840 hwy | 739 combined |
| 8 Series xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
68.1 liters |
579 city | 782 hwy | 681 combined |
| 8 Series xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
68.1 liters |
579 city | 782 hwy | 681 combined |
| 8 Series xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
68.1 liters |
579 city | 782 hwy | 681 combined |
2021 BMW 840i Gas Tank Size
The 2021 BMW 840i gas tank size is 18.0 gallons.
On a full tank of fuel, the 2021 BMW 840i has the following ranges depending on the trim level:
- City range from 396 miles to 414 miles
- Highway range from 522 miles to 540 miles
2021 BMW 840i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
396 city | 522 hwy | 459 combined |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
414 city | 540 hwy | 477 combined |
| 8 Series Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
396 city | 522 hwy | 459 combined |
2021 BMW 840i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
637 city | 840 hwy | 739 combined |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
666 city | 869 hwy | 768 combined |
| 8 Series Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
637 city | 840 hwy | 739 combined |
2020 BMW 840i Gas Tank Size
The 2020 BMW 840i gas tank size is 18.0 gallons.
On a full tank of fuel, the 2020 BMW 840i has the following ranges depending on the trim level:
- City range from 360 miles to 414 miles
- Highway range from 486 miles to 540 miles
2020 BMW 840i Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| Base Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
396 city | 522 hwy | 459 combined |
| Base Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
414 city | 540 hwy | 477 combined |
| Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
18.0 gal. |
396 city | 522 hwy | 459 combined |
| xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.0 gal. |
360 city | 486 hwy | 423 combined |
| xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.0 gal. |
378 city | 486 hwy | 432 combined |
| xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
18.0 gal. |
360 city | 486 hwy | 423 combined |
2020 BMW 840i Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| Base Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
637 city | 840 hwy | 739 combined |
| Base Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
666 city | 869 hwy | 768 combined |
| Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
68.1 liters |
637 city | 840 hwy | 739 combined |
| xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
68.1 liters |
579 city | 782 hwy | 681 combined |
| xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
68.1 liters |
608 city | 782 hwy | 695 combined |
| xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
68.1 liters |
579 city | 782 hwy | 681 combined |
BMW 840i Gas Tank Data Brought To You By AutoPadre
Popular Gas Tank Size Specs