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2024 Mercedes-Benz W206 C180 Avantgarde
Shown: 2024 Mercedes-Benz W206 C180 Avantgarde. Photo: Ethan Llamas, CC BY-SA 4.0, via Wikimedia Commons
  • Newest year: 2027
  • Hybrid
  • Small cars
  • Partial model year

2022-2027 Mercedes-Benz C-Class MPG & Fuel Cost

6 model years · 19–30 MPG combined

29 MPG
Combined
25 MPG
City
35 MPG
Highway
Annual fuel cost · C300 2.0L 4-cyl turbo RWD
$2,770

15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)

Cheaper to fuel than 5 of 10 small car configurations, MY2027. Ranked against all rated configurations, not sales-weighted.

Previous generation: 2015-2021

2022-2027 Mercedes-Benz C-Class at a glance

The 2022-2027 Mercedes-Benz C-Class covers 6 model years in the EPA database (31 configurations in all), rated 19–30 MPG combined. The newest model year, 2027, costs about $2,770 a year to fuel for its most efficient version, the C300 2.0L 4-cyl turbo RWD (29 MPG), at premium gasoline $5.36/gal (U.S. average, Sep 2026). Powertrains over the years: hybrid, plug-in hybrid and gas. EPA changed the ratings in 2023, 2024, 2025, 2026 and 2027. The best combined rating in the generation, 30 MPG, was reached in 2024.

Model year 2027 is still being filled in by EPA (2 configurations listed so far), so rows may be added.

2022-2027 Mercedes-Benz C-Class by model year

2022-2027 Mercedes-Benz C-Class: EPA combined rating and yearly fuel cost for each model year
Model yearPowertrainsCombined$/yrEPA ratings
2027 (partial) Hybrid 27–29 MPG $2,770–$2,970 Ratings changed
2026 Hybrid 22–29 MPG $2,770–$3,690 Ratings changed
2025 Hybrid, Plug-in hybrid 22–29 MPG $2,760–$3,690 Ratings changed
2024 Hybrid 23–30 MPG $2,700–$3,510 Ratings changed
2023 Gas, Hybrid 19–29 MPG $2,790–$4,190 Ratings changed
2022 Gas, Hybrid 22–29 MPG $2,770–$3,680 First year

What the 2027 C300 2.0L 4-cyl turbo RWD costs to drive

Per month

$231

$2,770 a year ÷ 12

Per 25 miles

$4.62

Per 100 miles

$18.47

Five years

$13,850

5 × the yearly cost, prices held at today's level

vs the small car median

$60more a year

Class median $2,710 a year, MY2027

Based on 15,000 miles a year and premium gasoline $5.36/gal (U.S. average, Sep 2026).

2027 Mercedes-Benz C-Class MPG

Model year 2027 is still being filled in by EPA (2 configurations listed so far), so rows may be added.

Versus 2026: The most efficient configuration stays at 29 MPG. Its annual cost stays at $2,770.

Hybrid · 2.0L
Combined
27–29 MPG
Per year
$2,770–$2,970

Hybrid configurations (2)

2027 Mercedes-Benz C-Class hybrid configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
C300 (Most efficient) 2.0L 4-cyl turbo RWD 25 35 29 $2,770
C300 4matic 2.0L 4-cyl turbo AWD 24 33 27 $2,970

2 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

2026 Mercedes-Benz C-Class MPG

22–29 MPG · $2,770–$3,690/yr

Versus 2025: The most efficient configuration stays at 29 MPG. Its annual cost goes from $2,760 to $2,770, $10 more.

Hybrid · 2.0L
Combined
22–29 MPG
Per year
$2,770–$3,690

Hybrid configurations (3)

2026 Mercedes-Benz C-Class hybrid configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
C300 (Most efficient) 2.0L 4-cyl turbo RWD 25 35 29 $2,770
C300 4matic 2.0L 4-cyl turbo AWD 24 33 27 $2,970
AMG C43 4matic 2.0L 4-cyl turbo AWD 19 27 22 $3,690

3 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

2025 Mercedes-Benz C-Class MPG

22–29 MPG · $2,760–$3,690/yr

Versus 2024: The most efficient configuration moves from 30 to 29 MPG, down 1. Its annual cost goes from $2,700 to $2,760, $60 more.

Hybrid · 2.0L
Combined
22–29 MPG
Per year
$2,760–$3,690
See hybrid configurations
Plug-in hybrid · 2.0L
Gas-only combined
20 MPG
Per year
$3,610

On electricity 37 MPGe, with 1 miles of electric range.

See plug-in hybrid configurations

Hybrid configurations (3)

2025 Mercedes-Benz C-Class hybrid configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
C300 (Most efficient) 2.0L 4-cyl turbo RWD 25 35 29 $2,760
C300 4matic 2.0L 4-cyl turbo AWD 24 33 27 $2,970
AMG C43 4matic 2.0L 4-cyl turbo AWD 19 27 22 $3,690

3 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Plug-in hybrid configurations (1)

2025 Mercedes-Benz C-Class plug-in hybrid configurations: EPA ratings and annual cost
TrimDriveGas MPGElectric MPGeElectric range$/yr
AMG C63 S E Performance (Most efficient) AWD 20 37 1 mi $3,610

Cost assumes EPA's utility factor: 22% of miles are driven on electricity (residential electricity 18.3¢/kWh (U.S. average, Jul 2026)) and the rest on gasoline (premium gasoline $5.36/gal (U.S. average, Sep 2026)).

2024 Mercedes-Benz C-Class MPG

23–30 MPG · $2,700–$3,510/yr

Versus 2023: The most efficient configuration moves from 29 to 30 MPG, up 1. Its annual cost goes from $2,790 to $2,700, $90 less.

Hybrid · 2.0L
Combined
23–30 MPG
Per year
$2,700–$3,510

Hybrid configurations (3)

2024 Mercedes-Benz C-Class hybrid configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
C300 (Most efficient) 2.0L 4-cyl turbo RWD 26 36 30 $2,700
C300 4matic 2.0L 4-cyl turbo AWD 23 33 27 $2,990
AMG C43 4matic 2.0L 4-cyl turbo AWD 20 28 23 $3,510

3 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

2023 Mercedes-Benz C-Class MPG

19–29 MPG · $2,790–$4,190/yr

Versus 2022: The most efficient configuration stays at 29 MPG. Its annual cost goes from $2,770 to $2,790, $20 more.

Gas · 2.0L, 3.0L, 4.0L
Combined
19–25 MPG
Per year
$3,170–$4,190
See gas configurations
Hybrid · 2.0L
Combined
22–29 MPG
Per year
$2,790–$3,660
See hybrid configurations

Gas configurations (8)

2023 Mercedes-Benz C-Class gas configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
C300 Coupe (Most efficient) 2.0L 4-cyl turbo RWD 22 31 25 $3,170
C300 4matic Coupe 2.0L 4-cyl turbo AWD 22 31 25 $3,170
C300 4matic Convertible 2.0L 4-cyl turbo AWD 21 30 25 $3,260
C300 Convertible 2.0L 4-cyl turbo RWD 21 29 24 $3,360
AMG C43 4matic Convertible 3.0L 6-cyl turbo AWD 18 28 22 $3,730
AMG C43 4matic Coupe 3.0L 6-cyl turbo AWD 18 27 21 $3,750
Show 0 more configurations
2023 Mercedes-Benz C-Class gas configurations: EPA ratings and annual cost (+2)
TrimEngineDriveCityHwyComb.$/yr
AMG C63 S Convertible4.0L 8-cyl turboRWD162419$4,190
AMG C63 S Coupe4.0L 8-cyl turboRWD162419$4,190

8 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Hybrid configurations (3)

2023 Mercedes-Benz C-Class hybrid configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
C300 (Most efficient) 2.0L 4-cyl turbo RWD 25 36 29 $2,790
C300 4matic 2.0L 4-cyl turbo AWD 24 33 27 $2,920
AMG C43 4matic 2.0L 4-cyl turbo AWD 19 26 22 $3,660

3 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

2022 Mercedes-Benz C-Class MPG

22–29 MPG · $2,770–$3,680/yr
Gas · 2.0L, 3.0L
Combined
22–25 MPG
Per year
$3,160–$3,680
See gas configurations
Hybrid · 2.0L
Combined
27–29 MPG
Per year
$2,770–$3,000
See hybrid configurations

Gas configurations (6)

2022 Mercedes-Benz C-Class gas configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
C300 4matic Coupe (Most efficient) 2.0L 4-cyl turbo AWD 22 31 25 $3,160
C300 Coupe 2.0L 4-cyl turbo RWD 22 31 25 $3,160
C300 4matic Convertible 2.0L 4-cyl turbo AWD 21 30 24 $3,280
C300 Convertible 2.0L 4-cyl turbo RWD 21 28 24 $3,390
AMG C43 4matic Convertible 3.0L 6-cyl turbo AWD 19 28 22 $3,640
AMG C43 4matic Coupe 3.0L 6-cyl turbo AWD 19 28 22 $3,680

6 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Hybrid configurations (2)

2022 Mercedes-Benz C-Class hybrid configurations: EPA ratings and annual cost
TrimEngineDriveCityHwyComb.$/yr
C300 (Most efficient) 2.0L 4-cyl turbo RWD 25 35 29 $2,770
C300 4matic 2.0L 4-cyl turbo AWD 23 33 27 $3,000

2 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).

Fuel cost by state

Yearly cost of the C300 2.0L 4-cyl turbo RWD: $3,310 in California and $2,400 in Texas, a $910 difference.

Gasoline prices: California: California state average; Washington: Washington state average; New York: New York state average; Florida: Florida state average; Texas: Texas state average (Sep 2026).
Fuel cost in every state

Similar cars

Closest combined MPG among MY2027 small car models.

2025 Volkswagen Jetta VII GLI (A7)

2027 Volkswagen GLI

29 MPG · $2,250/yr
Mini Hatch (J01) John Cooper Works Auto Zuerich 2025

2027 MINI John Cooper Works

30 MPG · $2,670/yr
2026 Audi A3

2027 Audi A3

28 MPG · $2,910/yr
2021 BMW 430i xDrive Coupe (G22)

2027 BMW 4 Series

31 MPG · $2,600/yr
EPA ratings: fueleconomy.gov file of Sep 29, 2026 · Prices: EIA regular gasoline, U.S. average, Sep 2026 ($4.36/gal) · 15,000 mi/yr, 55% city / 45% highway · How we calculate

Generations

All Mercedes-Benz C-Class years All Mercedes-Benz models

Frequently asked questions

What gas mileage does the 2022-2027 Mercedes-Benz C-Class get?

EPA rates the 2022-2027 Mercedes-Benz C-Class at 19–30 MPG combined across 31 configurations and 6 model years. The most efficient version, the 2024 C300 2.0L 4-cyl turbo RWD, is rated 30 MPG (26 city, 36 highway). By powertrain: Hybrid: 22–30 MPG; Plug-in hybrid: 20 MPG; Gas: 19–25 MPG.

Which years had the best MPG in the 2022-2027 Mercedes-Benz C-Class?

The C300 2.0L 4-cyl turbo RWD reached the generation's best combined rating, 30 MPG, in 2024. The lowest top rating, 29 MPG, was in 2022, 2023, 2025, 2026 and 2027.

Did EPA ratings change during the 2022-2027 Mercedes-Benz C-Class?

Yes. Ratings changed in 2023, 2024, 2025, 2026 and 2027.

How does the 2022-2027 Mercedes-Benz C-Class compare with the previous generation?

The previous generation (2015-2021 Mercedes-Benz C-Class) is rated 15–28 MPG combined and costs $2,380–$5,190 a year to fuel; the 2022-2027 model is rated 19–30 MPG and costs $2,700–$4,190 a year.

How much does it cost to fuel a 2027 Mercedes-Benz C-Class per year?

Driving 15,000 miles a year at premium gasoline $5.36/gal (U.S. average, Sep 2026), the C300 2.0L 4-cyl turbo RWD costs about $2,770 a year. Across all 2 configurations the cost runs $2,770–$2,970 a year. That is a $200 difference between the cheapest and the costliest configuration.

How much does it cost to drive a 2027 Mercedes-Benz C-Class 100 miles?

About $18.47 per 100 miles for the C300 2.0L 4-cyl turbo RWD at premium gasoline $5.36/gal (U.S. average, Sep 2026), and between $18.47 and $19.80 across all configurations. That is the annual cost over 15,000 miles divided by 150.

Is the 2027 Mercedes-Benz C-Class more efficient in the city or on the highway?

The C300 2.0L 4-cyl turbo RWD is rated 25 city and 35 highway MPG, so it is more efficient on the highway, by 10 MPG.

How does the 2027 Mercedes-Benz C-Class compare with other small car configurations?

The C300 2.0L 4-cyl turbo RWD costs about $2,770 a year to fuel, $60 more than the class median of $2,710, and less than 5 of 10 small car configurations. The comparison covers all 95 rated small car configurations for MY2027, not weighted by sales.

Is the 2027 Mercedes-Benz C-Class different from the 2026 model?

The most efficient configuration stays at 29 MPG. Its annual cost stays at $2,770. EPA lists 2 configurations for 2027 against 3 configurations for 2026. See the 2026 Mercedes-Benz C-Class for that year.