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2026 Mercedes-Benz C-Class Review

Mercedes compact luxury sedan with 2026 EPA C300 ~27–29 mpg combined; AMG C43 ~22 mpg combined. Axis scores pending.

2026 · James Calder · published 2026-10-07

2026 Mercedes-Benz C-Class

C-Class is Mercedes' compact luxury sedan against 3 Series and A4/A5. Trade-offs: AMG C43 costs mpg for performance packaging; 4matic costs a few mpg versus RWD C300.

What's confirmed (EPA 2026)

C300: 29 mpg combined (25/35)
C300 4matic: 27 mpg combined (24/33)
AMG C43 4matic: 22 mpg combined (19/27)

Premium gasoline on listed rows.

Practical notes

C300 RWD is the efficiency play. Cross-shop 330i, A5, and IS. Confirm coupe/cabrio availability separately if shopping body styles beyond the sedan rows fetched here.

Safety

Score pending pending IIHS/NHTSA 2026 C-Class matrix fetch.

Method

See [How we score](/method).

Sources

EPA — Gas Mileage of 2026 Mercedes-Benz C-Class — https://www.fueleconomy.gov/feg/bymodel/2026Mercedes-BenzC-Class.shtml (fetched 2026-10-06)
Mercedes-Benz — C-Class — https://www.mbusa.com/en/vehicles/class/c-class/sedan (OEM)

Related: Rankings · Mercedes-Benz