BMW · Subcompact cars · Gasoline
BMW M: MPG and annual fuel cost, 2026
In model year 2026 the BMW M is rated at 19 MPG combined, 13th of 13 subcompact cars, in the bottom quarter.
- 19MPG combined13th of 13 in class
- $4,350a year in fuel13th of 13 in class
- 475g/mile CO2
Where it stands
Compared only with the gasoline models of its class it is 9th of 9 gasoline subcompact cars, in the bottom quarter. The median of that narrower group is 24 MPG, against 26 MPG for all subcompact cars together.
Across every class it is tied for 145th of 180 gasoline models, in the bottom quarter.
BMW has 23 models in the 2026 data. This one ranks 21st of them on combined rating, against a make median of 28 MPG.
In its class, just ahead of it is the Maserati Grancabrio at 20 MPG.
Fuel cost and CO2
The file prices the fuel for its most efficient version at about $4,350 a year, assuming 15,000 miles a year with 55% of them in the city and premium gasoline at $5.48 per gallon. That is $1,300 more than the subcompact cars median of $3,050.
It emits 475 g of CO2 per mile from the tailpipe; the subcompact cars median is 341, a difference of 134 g/mile.
Rated versions
In the city the most efficient version is rated 16 and on the highway 23, 7 better on the open road. 10 versions are rated for 2026. The most efficient, M2 Coupe CS: 3.0 L, 6 cyl, Automatic (S8), RWD, gets 19 MPG; the least efficient listed, M4 Competition M xDrive Coupe: 3.0 L, 6 cyl, Automatic (S8), AWD, gets 18 MPG, a gap of 1 MPG. With the file's assumptions that gap is worth about $200 a year in fuel.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile |
|---|---|---|---|---|---|
| M2 Coupe CS: 3.0 L, 6 cyl, Automatic (S8), RWD | 19 | 16 | 23 | $4,350 | 475 |
| M2 Coupe: 3.0 L, 6 cyl, Automatic (S8), RWD | 19 | 16 | 23 | $4,350 | 466 |
| M2 Coupe: 3.0 L, 6 cyl, Manual 6-spd, RWD | 19 | 16 | 23 | $4,350 | 473 |
| M3 Competition Sedan: 3.0 L, 6 cyl, Automatic (S8), RWD | 19 | 16 | 23 | $4,350 | 470 |
| M3 Sedan: 3.0 L, 6 cyl, Manual 6-spd, RWD | 19 | 16 | 23 | $4,350 | 472 |
| M4 Competition Coupe: 3.0 L, 6 cyl, Automatic (S8), RWD | 19 | 16 | 23 | $4,350 | 470 |
| M4 Coupe: 3.0 L, 6 cyl, Manual 6-spd, RWD | 19 | 16 | 23 | $4,350 | 472 |
| M3 Competition M xDrive Sedan: 3.0 L, 6 cyl, Automatic (S8), AWD | 18 | 16 | 23 | $4,550 | 477 |
| M4 Competition M xDrive Convertible: 3.0 L, 6 cyl, Automatic (S8), AWD | 18 | 16 | 22 | $4,550 | 479 |
| M4 Competition M xDrive Coupe: 3.0 L, 6 cyl, Automatic (S8), AWD | 18 | 16 | 23 | $4,550 | 472 |
Year by year
The BMW M is in the data for 8 of the 8 model years from 2019 to 2026. Its best combined rating went from 24 in 2019 to 19 MPG in 2026, down 5 MPG. The highest figure came in 2021, at 26. The number of rated versions shrank from 25 to 10. Fuel cost for the best version is $4,350 in the latest data against $3,400 in 2019, although the file applies today's fuel prices to every model year, so that change comes from the rating, not from prices.
| Model year | Versions | Best MPG | Lowest MPG | Fuel cost | CO2 g/mi | Class median |
|---|---|---|---|---|---|---|
| 2026 | 10 | 19 | 18 | $4,350 | 475 | 26 |
| 2025 | 13 | 19 | 17 | $4,350 | 466 | 26 |
| 2024 | 13 | 19 | 17 | $4,350 | 472 | 26 |
| 2023 | 15 | 19 | 17 | $4,350 | 472 | 25 |
| 2022 | 13 | 19 | 17 | $4,350 | 470 | 26 |
| 2021 | 23 | 26 | 16 | $3,150 | 335 | 26 |
| 2020 | 37 | 25 | 16 | $3,300 | 353 | 26 |
| 2019 | 25 | 24 | 16 | $3,400 | 367 | 25 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| Maserati Grancabrio | Gasoline | 20 | $4,100 | 2026 |
| Audi RS | Gasoline | 23 | $3,550 | 2026 |
| BMW 8 Series | Gasoline | 24 | $3,400 | 2026 |
| Audi S3 | Gasoline | 26 | $3,150 | 2026 |
| Ford Mustang | Gasoline | 26 | $2,600 | 2026 |
Compare and rank
Rankings: Subcompact cars, Gasoline, BMW.
Data: US EPA and DOE, as prepared in methods and data.