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GizmoDriver

Does the 2020 Mercedes-Benz C-Class need premium gas?

Yes. Premium.

$257extra a year

Pick another car

12,000 miles a year. Gas $3.20. Premium $0.60 more.

Convertibles100%Coupes93%Sedans52%SUVs47%Hatchbacks31%Trucks8%Minivans0%
307 models (2020). One trim per model: the cheapest with a grade.
2020 Mercedes-Benz C-Class: fuel grade by trim
TrimEngineGradeMpgRegular, a yearPremium, a year
C 300 RWD2.0L 4cylPremium28$1,371$1,629
C 300 4MATIC AWD2.0L 4cylPremium26$1,477$1,754
C 300 RWD2.0L 4cylPremium25$1,536$1,824
C 300 4MATIC AWD2.0L 4cylPremium25$1,536$1,824
C 300 Cabriolet RWD2.0L 4cylPremium24$1,600$1,900
C 300 4MATIC Cabriolet 2D AWD2.0L 4cylPremium24$1,600$1,900

Rivals

2020 Mercedes-Benz C-Class and rivals: grade of the cheapest trim
CarCheapest trimGrade
2020 Mercedes-Benz C-ClassC 300 RWDPremium
2020 Audi A5Premium AWDPremium
2020 BMW 4 Series430i RWDPremium
2020 BMW 2 Series230i RWDPremium

What this cannot tell you

Check the fuel door or manual before you fill.

Gas prices and the premium gap change by state.

How values are checked