The BMW M550xi gas mileage is 20.5 to 21.5 miles per gallon as specified in our data below, organized by trim, option package, and model year.
For example, the 2018 BMW M550xi trim model has a combined gas mileage of 20.5 miles per gallon, while the 2020 BMW M550xi has a combined gas mileage of 21.5 miles per gallon.
In the city, the M550xi gas mileage is 16 to 18 miles per gallon depending on the trim and model year.
On the highway, the M550xi gas mileage is 25 miles per gallon.
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.
2021 BMW M550xi Gas Mileage
The 2021 BMW M550xi gas mileage is 21 miles per gallon combined.
In the city, the 2021 M550xi gas mileage is 17 miles per gallon.
On the highway, the 2021 M550xi gas mileage is 25 miles per gallon.
2021 BMW M550xi Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| 5 Series Sedan |
4.4L | Twin Turbo | V8 | 8 Spd Auto w/OD | AWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
2021 BMW M550xi Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| 5 Series Sedan |
4.4L | Twin Turbo | V8 | 8 Spd Auto w/OD | AWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
2020 BMW M550xi Gas Mileage
The 2020 BMW M550xi gas mileage is 21.5 miles per gallon combined.
In the city, the 2020 M550xi gas mileage is 18 miles per gallon.
On the highway, the 2020 M550xi gas mileage is 25 miles per gallon.
2020 BMW M550xi Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| Sedan |
4.4L | Twin Turbo | V8 | 8 Spd Auto w/OD | AWD |
18 city mpg | 25 hwy mpg | 21.5 combined mpg |
2020 BMW M550xi Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| Sedan |
4.4L | Twin Turbo | V8 | 8 Spd Auto w/OD | AWD |
13.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
2019 BMW M550xi Gas Mileage
The 2019 BMW M550xi gas mileage is 21.5 miles per gallon combined.
In the city, the 2019 M550xi gas mileage is 18 miles per gallon.
On the highway, the 2019 M550xi gas mileage is 25 miles per gallon.
2019 BMW M550xi Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| Sedan |
4.4L | Twin Turbo | V8 | 8 Spd Auto w/OD | AWD |
18 city mpg | 25 hwy mpg | 21.5 combined mpg |
2019 BMW M550xi Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| Sedan |
4.4L | Twin Turbo | V8 | 8 Spd Auto w/OD | AWD |
13.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
2018 BMW M550xi Gas Mileage
The 2018 BMW M550xi gas mileage is 20.5 miles per gallon combined.
In the city, the 2018 M550xi gas mileage is 16 miles per gallon.
On the highway, the 2018 M550xi gas mileage is 25 miles per gallon.
2018 BMW M550xi Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| Sedan |
4.4L | Twin Turbo | V8 | 8 Spd Auto w/OD | AWD |
16 city mpg | 25 hwy mpg | 20.5 combined mpg |
2018 BMW M550xi Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| Sedan |
4.4L | Twin Turbo | V8 | 8 Spd Auto w/OD | AWD |
15.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
BMW M550xi Gas Mileage Data Brought To You By AutoPadre
BMW M550xi Gas Mileage Comparisons By Year