2021 BMW M8 mpg
Combined mpg, Gran Coupe AWD
17mpg
- 15 city, 21 highway.
- 2 mpg below the median of 17 convertibles (2021).
- 8 trims: 17 to 25 mpg.
12,000 miles a year. Gas $3.20.
| Trim | Engine | Drive | City mpg | Hwy mpg | Combined | Tank, gal | Miles per tank | Cost a year |
|---|---|---|---|---|---|---|---|---|
| 8 Series 840i Gran Coupe RWD | 3.0L 6cyl | RWD | 22 | 29 | 25 | N/A | N/A | $1,536 |
| 8 Series 840i RWD | 3.0L 6cyl | RWD | 22 | 29 | 25 | N/A | N/A | $1,536 |
| 8 Series 840i xDrive AWD | 3.0L 6cyl | AWD | 20 | 27 | 23 | N/A | N/A | $1,670 |
| 8 Series 840i xDrive Gran Coupe AWD | 3.0L 6cyl | AWD | 20 | 27 | 23 | N/A | N/A | $1,670 |
| 8 Series M850i xDrive AWD | 4.4L 8cyl | AWD | 17 | 24 | 19 | 20.1 | 382 | $2,021 |
| 8 Series M850i xDrive Gran Coupe AWD | 4.4L 8cyl | AWD | 17 | 24 | 19 | 20.1 | 382 | $2,021 |
| Gran Coupe AWD | 4.4L | AWD | 15 | 21 | 17 | N/A | N/A | $2,259 |
| Gran Coupe AWD | 4.4L 8cyl | AWD | 15 | 21 | 17 | 20.1 | 342 | $2,259 |
Fuel cost
Gran Coupe AWD, 17 mpg combined.
- Per year
- $2,259
- Per month
- $188
- Per mile
- 18.8 cents
- Best mpg: 8 Series 840i Gran Coupe RWD, 25 mpg. $1,536 a year.
Trip cost
| Trip | Gallons | Cost |
|---|---|---|
| 100 miles | 4.8 | $15.24 |
| 300 miles | 14.3 | $45.71 |
| 500 miles | 23.8 | $76.19 |
| 1,000 miles | 47.6 | $152 |
Commute cost
- Per month
- $163
- Per year
- $1,958
- Miles a month
- 867
Gran Coupe AWD. 20 miles each way, 5 days a week.
Is 17 mpg good? No. Beats 7% of 2026 cars.
MPG by year
What this cannot tell you
EPA ratings. Your own mpg will differ.
Gas prices change by state and by week.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree