Actual terms vary by lender. What is the MPG of the 2017 Mazda CX-3 Sport? The 2017 Mazda CX-3 Sport offers up to 27 MPG in city driving and 32 MPG on the highway for a combined rating of 29 MPG.

At $3 per gallon, that’s a savings of $120. CX-3: The CX-3 lineup is down to the single Sport trim in America. Thankfully, Mazda doesn’t skimp on features, including push-button start ...