What is the fuel economy of a 2018 Mazda 3 4-Door?

EPA figures for the 2018 Mazda 3 4-Door reach 31 MPG combined depending on configuration; the table on this page lists every tested engine and transmission combination.

Are there recalls on the 2018 Mazda 3 4-Door?

No NHTSA recall campaigns are on record for the 2018 Mazda 3 4-Door in our latest data refresh.

Mazda · 2018

2018 Mazda 3 4-Door

Official EPA fuel economy and NHTSA recall record, best combined figure 31 MPG.

Fuel economy (EPA)

Engine	Transmission	Fuel	City	Highway	Combined	CO2 g/mi
2.0L 4-cyl	Manual 6-spd	Regular	28	38	31	281
2.0L 4-cyl	Automatic (S6)	Regular	28	37	31	283
2.5L 4-cyl	Automatic (S6)	Regular	27	36	30	293
2.5L 4-cyl	Manual 6-spd	Regular	25	34	29	312

Safety recalls (NHTSA)

No NHTSA recall campaigns on record for this model year in our latest refresh.

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Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.