BMW · Subcompact cars · Gasoline
BMW 2 Series: MPG and annual fuel cost, 2026
Rated at 31 MPG combined for 2026, the BMW 2 Series is tied for 3rd of 13 subcompact cars, in the top quarter.
- 31MPG combinedtied 3rd of 13 in class
- $2,650a year in fueltied 4th of 13 in class
- 279g/mile CO2
Where it stands
Compared only with the gasoline models of its class it is the most efficient of the 9 gasoline subcompact cars rated that year. The median of that narrower group is 24 MPG, against 26 MPG for all subcompact cars together.
Among all gasoline models of the year, regardless of size, it is tied for 14th of 180 gasoline models, in the top quarter.
Within the 23 BMW models rated for 2026 it is tied for 5th on combined rating; the median of the make's line-up is 28 MPG.
In its class, just ahead of it is the Honda Prelude at 44 MPG and just behind it is the Audi A3 at 28 MPG.
Fuel cost and CO2
At 15,000 miles a year with 55% of them in the city, with premium gasoline at $5.48 per gallon, the annual fuel bill of the most efficient version is about $2,650. That is $400 less than the subcompact cars median of $3,050, which makes it tied for 4th of 13 subcompact cars, in the upper half.
It emits 279 g of CO2 per mile from the tailpipe; the subcompact cars median is 341, a difference of 62 g/mile.
Rated versions
Its city rating is 27 and its highway rating 39: the highway figure is 12 higher. 7 versions are rated for 2026. The most efficient, 228 Gran Coupe: 2.0 L, 4 cyl, Automatic (AM-S7), FWD, gets 31 MPG; the least efficient listed, M240i xDrive Coupe: 3.0 L, 6 cyl, Automatic (S8), AWD, gets 26 MPG, a gap of 5 MPG. With the file's assumptions that gap is worth about $500 a year in fuel.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile |
|---|---|---|---|---|---|
| 228 Gran Coupe: 2.0 L, 4 cyl, Automatic (AM-S7), FWD | 31 | 27 | 39 | $2,650 | 279 |
| 228 xDrive Gran Coupe: 2.0 L, 4 cyl, Automatic (AM-S7), AWD | 30 | 26 | 38 | $2,750 | 288 |
| 230i Coupe: 2.0 L, 4 cyl, Automatic (S8), RWD | 30 | 26 | 35 | $2,750 | 296 |
| 230i xDrive Coupe: 2.0 L, 4 cyl, Automatic (S8), AWD | 28 | 25 | 33 | $2,950 | 313 |
| M235 xDrive Gran Coupe: 2.0 L, 4 cyl, Automatic (AM-S7), AWD | 27 | 24 | 33 | $3,050 | 321 |
| M240i Coupe: 3.0 L, 6 cyl, Automatic (S8), RWD | 26 | 23 | 32 | $3,150 | 339 |
| M240i xDrive Coupe: 3.0 L, 6 cyl, Automatic (S8), AWD | 26 | 23 | 32 | $3,150 | 336 |
Year by year
The BMW 2 Series is in the data for 8 of the 8 model years from 2019 to 2026. Between 2019 and 2026 the best combined rating rose by 3 MPG, from 28 to 31. The number of rated versions grew from 5 to 7. Fuel cost for the best version is $2,650 in the latest data against $2,950 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 | 7 | 31 | 26 | $2,650 | 279 | 26 |
| 2025 | 6 | 30 | 26 | $2,750 | 288 | 26 |
| 2024 | 7 | 30 | 26 | $2,750 | 296 | 26 |
| 2023 | 7 | 29 | 26 | $2,850 | 300 | 25 |
| 2022 | 5 | 29 | 26 | $2,850 | 300 | 26 |
| 2021 | 7 | 28 | 24 | $2,950 | 319 | 26 |
| 2020 | 7 | 27 | 24 | $3,050 | 330 | 26 |
| 2019 | 5 | 28 | 25 | $2,950 | 318 | 25 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| BMW 4 Series Hybrid | Hybrid | 31 | $2,650 | 2026 |
| Mercedes-Benz CLE-Class | Hybrid | 27 | $3,050 | 2026 |
| Audi S3 | Gasoline | 26 | $3,150 | 2026 |
| Ford Mustang | Gasoline | 26 | $2,600 | 2026 |
| BMW 8 Series | Gasoline | 24 | $3,400 | 2026 |
Compare and rank
Rankings: Subcompact cars, Gasoline, BMW.
Data: US EPA and DOE, as prepared in methods and data.