Mercedes-Benz · Compact cars · Hybrid
Mercedes-Benz C-Class Hybrid: MPG and annual fuel cost, 2026
In model year 2026 the Mercedes-Benz C-Class Hybrid is rated at 29 MPG combined, tied for 15th of 21 compact cars, in the lower half.
- 29MPG combinedtied 15th of 21 in class
- $2,850a year in fuel16th of 21 in class
- 307g/mile CO2
Where it stands
Compared only with the hybrid models of its class it is 5th of 5 hybrid compact cars, in the bottom quarter. The median of that narrower group is 31 MPG, against 34 MPG for all compact cars together.
Among all hybrid models of the year, regardless of size, it is tied for 39th of 88 hybrid models, in the upper half.
Within the 22 Mercedes-Benz models rated for 2026 it is tied for 6th on combined rating; the median of the make's line-up is 25.5 MPG.
In its class, just ahead of it is the Mercedes-Benz CLA-Class Hybrid at 30 MPG and just behind it is the Cadillac CT4 at 26 MPG.
Fuel cost and CO2
Assuming 15,000 miles a year with 55% of them in the city and premium gasoline at $5.48 per gallon, fuelling the most efficient version comes to about $2,850 a year. That is $900 more than the compact cars median of $1,950, which makes it 16th of 21 compact cars, in the lower half.
It emits 307 g of CO2 per mile from the tailpipe; the compact cars median is 265, a difference of 42 g/mile.
Rated versions
Its city rating is 25 and its highway rating 35: the highway figure is 10 higher. 3 versions are rated for 2026. The most efficient, C300: 2.0 L, 4 cyl hybrid, Automatic 9-spd, RWD, gets 29 MPG; the least efficient listed, AMG C43 4matic: 2.0 L, 4 cyl hybrid, Automatic 9-spd, AWD, gets 22 MPG, a gap of 7 MPG. With the file's assumptions that gap is worth about $900 a year in fuel.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile |
|---|---|---|---|---|---|
| C300: 2.0 L, 4 cyl hybrid, Automatic 9-spd, RWD | 29 | 25 | 35 | $2,850 | 307 |
| C300 4matic: 2.0 L, 4 cyl hybrid, Automatic 9-spd, AWD | 27 | 24 | 33 | $3,050 | 329 |
| AMG C43 4matic: 2.0 L, 4 cyl hybrid, Automatic 9-spd, AWD | 22 | 19 | 27 | $3,750 | 405 |
Year by year
The Mercedes-Benz C-Class Hybrid is in the data for 5 of the 8 model years from 2019 to 2026. The headline rating did not move between 2022 and 2026: 29 MPG both times. The highest figure came in 2024, at 30. The number of rated versions grew from 2 to 3.
| Model year | Versions | Best MPG | Lowest MPG | Fuel cost | CO2 g/mi | Class median |
|---|---|---|---|---|---|---|
| 2026 | 3 | 29 | 22 | $2,850 | 307 | 34 |
| 2025 | 3 | 29 | 22 | $2,850 | 303 | 30.5 |
| 2024 | 3 | 30 | 23 | $2,750 | 300 | 30 |
| 2023 | 3 | 29 | 22 | $2,850 | 308 | 29 |
| 2022 | 2 | 29 | 27 | $2,850 | 305 | 30 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| Volkswagen GLI | Gasoline | 29 | $2,300 | 2026 |
| BMW 3 Series Hybrid | Hybrid | 31 | $2,650 | 2026 |
| Cadillac CT4 | Gasoline | 26 | $3,150 | 2026 |
| Mini Cooper | Gasoline | 32 | $2,550 | 2026 |
| Genesis G70 | Gasoline | 24 | $3,400 | 2026 |
Rated almost identically and covered by this page:
- Mercedes-Benz CLA-Class Hybrid 30 MPG, $2,750 a year, 3 versions, last rated 2026
Compare and rank
Rankings: Compact cars, Hybrid, Mercedes-Benz.
Data: US EPA and DOE, as prepared in methods and data.