Does the 2017 Mazda 3 5-Door take premium or regular gas?

The EPA lists the 2017 Mazda 3 5-Door 2.5L 4-cyl, 6-spd manual, FWD as taking regular. Combined MPG is 28, and at today's gas prices that's about $2,036 a year in fuel.

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2017 Mazda 3 5-Door — 2.5L 4-cyl, 6-spd manual, FWD

This 2017 Mazda 3 5-Door (2.5L 4-cyl, 6-spd manual, FWD) takes regular (87-octane) gasoline. REGULAR

MPG combined (25 city / 33 hwy)

$2,036

est. fuel cost / year (today’s prices, 15k mi)

319 g/mi

tailpipe CO₂

At today's AAA national average price ($3.80/gal, 2026-07-05) — the EPA's own price/date assumption isn't exposed in the public dataset, so we recompute this from the EPA's MPG figure and a sourced current price.

Other 2017 Mazda 3 5-Door trims

Trim	Fuel	MPG	Fuel/yr
2.0L 4-cyl, 6-spd manual, FWD	REGULAR	31	$1,839
2.0L 4-cyl, S6 automatic, FWD	REGULAR	31	$1,839
2.5L 4-cyl, S6 automatic, FWD	REGULAR	30	$1,900
2.5L 4-cyl, S6 automatic, FWD	REGULAR	30	$1,900

EPA fuel type: Regular · class: Midsize Cars · engine: 2.5L 4-cyl · transmission: 6-spd manual · drive: FWD · MPG retrieved 2026-07-24.