1985 Mercedes-Benz500SEC

Compact Cars · Rear-Wheel Drive · 5.0 L 8-cyl

13MPGcombined

12city

15highway

A year of fuel$5,150

CO₂ from the tailpipe683.6 g/mi

Figures from the EPA label (fueleconomy.gov), the same as on the car's window sticker.

See it on fueleconomy.gov

Against the 2,118 Mercedes-Benz cars

Combined MPG 13 MPGbest 33 · avg 20

Annual fuel cost $5,150best $600 · avg $4,245

Bars are scaled to the best in the list; the mark shows the list average. Lower is better for fuel cost; higher is better for the rest. All figures are the EPA's.

Summary

1985 Mercedes-Benz 500SEC by Mercedes-Benz. The figures below are from US EPA fueleconomy.gov, with the page each one came from.

Details

Model year: 1985fueleconomy.gov · 3 Oct 2026

Efficiency

Combined MPG: 13fueleconomy.gov · 3 Oct 2026
City MPG: 12fueleconomy.gov · 3 Oct 2026
Highway MPG: 15fueleconomy.gov · 3 Oct 2026

Running cost

Annual fuel cost: $5,150fueleconomy.gov · 3 Oct 2026
CO₂ (tailpipe): 683.6 g/mifueleconomy.gov · 3 Oct 2026

Car

Body: Carfueleconomy.gov · 3 Oct 2026
EPA class: Compact Carsfueleconomy.gov · 3 Oct 2026
Drive: Rear-Wheel Drivefueleconomy.gov · 3 Oct 2026

Powertrain

Engine: 5.0 L 8-cylfueleconomy.gov · 3 Oct 2026
Transmission: Automatic 4-spdfueleconomy.gov · 3 Oct 2026
Fuel: Gasolinefueleconomy.gov · 3 Oct 2026

More Mercedes-Benz cars

See the list

Mercedes-Benz #1 2027 · Mercedes-Benz AMG CLE53 4matic Plus (convertible) 22Combined MPG $3,750Fuel / year Mercedes-Benz #2 2027 · Mercedes-Benz AMG CLE53 4matic Plus (coupe) 23Combined MPG $3,550Fuel / year

#3 2027 · Mercedes-Benz AMG G63 15Combined MPG $5,500Fuel / year

#4 2027 · Mercedes-Benz AMG GLC53 4matic Plus 22Combined MPG $3,750Fuel / year

#5 2027 · Mercedes-Benz AMG GLC53 4matic Plus (coupe) 22Combined MPG $3,750Fuel / year

#6 2027 · Mercedes-Benz AMG GT 43 (coupe) 22Combined MPG $3,750Fuel / year

Listed on CarCody

Mercedes-Benz Cars: Every Model and Year With MPG2118 listed

Sources

fueleconomy.gov/feg/noframes/341.shtml· checked 3 Oct 2026