2015 Mercedes-Benz C300 MPG
EPA-rated · verified snapshot 2026-08-30 · Compact Cars
The 2015 Mercedes-Benz C300 gets 28 MPG combined — 25 city and 33 highway — in its most efficient configuration (2.0L · 4-cyl · Automatic 7-spd · Rear-Wheel Drive).
City25 MPG
Highway33 MPG
$2,700Fuel cost / yr (EPA est.)
318 g/miCO₂
PremiumFuel
$-2,5005-yr fuel cost vs. average vehicle
7 / 10EPA Fuel Economy & GHG score
13 ft³Cargo volume
90 ft³Passenger volume
Where it sits among compact cars (2015)
FAQ
Where does the 2015 C300 rank among compact cars for MPG?
The 2015 C300's 28 MPG combined is above the compact cars average of 25.8 MPG for 2015.
How much does it cost to fuel a 2015 C300 per year?
Based on EPA assumptions (15,000 miles/year), estimated annual fuel cost is $2,700 for the most efficient trim.
What is the city and highway MPG of the 2015 C300?
The most efficient trim is rated 25 MPG city and 33 MPG highway.