The BMW 840i gas mileage is 23.5 to 26.5 miles per gallon as specified in our data below, organized by trim, option package, and model year.
For example, the 2022 BMW 840i 8 Series xDrive Gran trim model has a combined gas mileage of 23.5 miles per gallon, while the 2022 BMW 840i 8 Series has a combined gas mileage of 26.5 miles per gallon.
In the city, the 840i gas mileage is 20 to 23 miles per gallon depending on the trim and model year.
On the highway, the 840i gas mileage is 27 to 30 miles per gallon depending on the trim and model year.
Note: The gas mileage shown for hybrid vehicles is the miles per gallon equivalent.
Check out the Gas Mileage specifications for other makes and models.
2024 BMW 840i Gas Mileage
The 2024 BMW 840i gas mileage is 25 miles per gallon combined.
In the city, the 2024 840i gas mileage is 21 miles per gallon.
On the highway, the 2024 840i gas mileage is 29 miles per gallon.
2024 BMW 840i Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| 840I xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
| 840I xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
| 840I xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
| 840I Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
| 840I Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
| 840I Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
2024 BMW 840i Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| 840I xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
11.2 city L/100 km | 8.1 hwy L/100 km | 9.4 combined L/100 km |
| 840I xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
11.2 city L/100 km | 8.1 hwy L/100 km | 9.4 combined L/100 km |
| 840I xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
11.2 city L/100 km | 8.1 hwy L/100 km | 9.4 combined L/100 km |
| 840I Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.2 city L/100 km | 8.1 hwy L/100 km | 9.4 combined L/100 km |
| 840I Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.2 city L/100 km | 8.1 hwy L/100 km | 9.4 combined L/100 km |
| 840I Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.2 city L/100 km | 8.1 hwy L/100 km | 9.4 combined L/100 km |
2023 BMW 840i Gas Mileage
The 2023 BMW 840i gas mileage is 25 miles per gallon combined.
In the city, the 2023 840i gas mileage is 21 miles per gallon.
On the highway, the 2023 840i gas mileage is 29 miles per gallon.
2023 BMW 840i Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| 8 Series xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
| 8 Series xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
| 8 Series xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
| 8 Series Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
21 city mpg | 29 hwy mpg | 25 combined mpg |
2023 BMW 840i Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| 8 Series xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| 8 Series xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| 8 Series xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| 8 Series Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
2022 BMW 840i Gas Mileage
Depending on trim level, the 2022 BMW 840i gas mileage is from 23.5 to 26.5 miles per gallon combined.
In the city, the 2022 840i gas mileage is from 20 to 23 miles per gallon, depending on the trim.
On the highway, the 2022 840i gas mileage is from 27 to 30 miles per gallon, depending on the trim.
2022 BMW 840i Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| 8 Series xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
20 city mpg | 27 hwy mpg | 23.5 combined mpg |
| 8 Series xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
20 city mpg | 27 hwy mpg | 23.5 combined mpg |
| 8 Series xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
20 city mpg | 27 hwy mpg | 23.5 combined mpg |
| 8 Series Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
22 city mpg | 29 hwy mpg | 25.5 combined mpg |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
23 city mpg | 30 hwy mpg | 26.5 combined mpg |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
22 city mpg | 29 hwy mpg | 25.5 combined mpg |
2022 BMW 840i Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| 8 Series xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
12.0 city L/100 km | 9.0 hwy L/100 km | 10.0 combined L/100 km |
| 8 Series xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
12.0 city L/100 km | 9.0 hwy L/100 km | 10.0 combined L/100 km |
| 8 Series xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
12.0 city L/100 km | 9.0 hwy L/100 km | 10.0 combined L/100 km |
| 8 Series Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
10.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
2021 BMW 840i Gas Mileage
Depending on trim level, the 2021 BMW 840i gas mileage is from 25.5 to 26.5 miles per gallon combined.
In the city, the 2021 840i gas mileage is from 22 to 23 miles per gallon, depending on the trim.
On the highway, the 2021 840i gas mileage is from 29 to 30 miles per gallon, depending on the trim.
2021 BMW 840i Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| 8 Series Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
22 city mpg | 29 hwy mpg | 25.5 combined mpg |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
23 city mpg | 30 hwy mpg | 26.5 combined mpg |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
22 city mpg | 29 hwy mpg | 25.5 combined mpg |
2021 BMW 840i Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| 8 Series Sedan |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| 8 Series Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
10.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| 8 Series Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
2020 BMW 840i Gas Mileage
Depending on trim level, the 2020 BMW 840i gas mileage is from 23.5 to 26.5 miles per gallon combined.
In the city, the 2020 840i gas mileage is from 20 to 23 miles per gallon, depending on the trim.
On the highway, the 2020 840i gas mileage is from 27 to 30 miles per gallon, depending on the trim.
2020 BMW 840i Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
20 city mpg | 27 hwy mpg | 23.5 combined mpg |
| xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
21 city mpg | 27 hwy mpg | 24 combined mpg |
| xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
20 city mpg | 27 hwy mpg | 23.5 combined mpg |
| Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
22 city mpg | 29 hwy mpg | 25.5 combined mpg |
| Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
23 city mpg | 30 hwy mpg | 26.5 combined mpg |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
22 city mpg | 29 hwy mpg | 25.5 combined mpg |
2020 BMW 840i Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| xDrive Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
12.0 city L/100 km | 9.0 hwy L/100 km | 10.0 combined L/100 km |
| xDrive Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
11.0 city L/100 km | 9.0 hwy L/100 km | 10.0 combined L/100 km |
| xDrive Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | AWD |
12.0 city L/100 km | 9.0 hwy L/100 km | 10.0 combined L/100 km |
| Gran Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| Coupe |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
10.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
| Convertible |
3.0L | Intercooled Turbo | I6 | 8 Spd Auto w/OD | RWD |
11.0 city L/100 km | 8.0 hwy L/100 km | 9.0 combined L/100 km |
BMW 840i Gas Mileage Data Brought To You By AutoPadre
BMW 840i Gas Mileage Comparisons By Year