2026 Mazda3 MPG and Fuel Cost

The 2026 Mazda3 is rated 26 to 30 mpg combined across 7 EPA-tested gas versions; the best is the 2.5L 4-cyl · FWD · 6-speed automatic · sedan.

EPA fuel economy

2026 Mazda3 · 7 EPA-tested versions

Best EPA rating

30MPG combined

27 city 36 highway

$2,150 a year to fuel

Fuel economy score6/10

2.5L 4-cyl · FWD · 6-speed automatic · sedan

Best version saves $750 in fuel over 5 years vs the average new vehicle (EPA)

Fuel cost: 15,000 miles a year at EPA's $4.32 a gallon (regular gas).

Data: US EPA, fueleconomy.govUpdated Sep 27, 2026

At EPA's price assumptions, fuel costs $2,150 to $2,500 a year. Compared with 2025, the best gas version is down 1 mpg.

Every 2026 Mazda3 version

EPA's ratings for each version it tested. Fuel cost is EPA's estimate for 15,000 miles a year at its current prices.

Version	Combined	City / Hwy	Fuel / year
2.5L 4-cyl · FWD · 6-speed automatic · sedan Best EPA listing: 3 4-Door 2WD	30 mpg	27 / 36	$2,150
2.5L 4-cyl · 4WD · 6-speed automatic · sedan EPA listing: 3 4-Door 4WD	29 mpg	26 / 34	$2,250
2.5L 4-cyl · FWD · 6-speed automatic · hatchback EPA listing: 3 5-Door 2WD	29 mpg	26 / 34	$2,250
2.5L 4-cyl · 4WD · 6-speed automatic · hatchback EPA listing: 3 5-Door 4WD	28 mpg	25 / 34	$2,300
2.5L 4-cyl · FWD · 6-speed manual EPA listing: 3 5-Door 2WD	28 mpg	25 / 34	$2,300
2.5L turbo 4-cyl · 4WD · 6-speed automatic · sedan EPA listing: 3 4-Door 4WD	27 mpg	23 / 32	$2,400
2.5L turbo 4-cyl · 4WD · 6-speed automatic · hatchback EPA listing: 3 5-Door 4WD	26 mpg	23 / 31	$2,500

Fuel cost at your prices

EPA's annual cost uses 15,000 miles a year, 55% city driving and its current prices: $4.32 a gallon for regular gas. Change the numbers to match your driving.

Version	Per year	Per month	5 years
2.5L 4-cyl · FWD · 6-speed automatic · sedan	$2,160	$180	$10,800
2.5L 4-cyl · 4WD · 6-speed automatic · sedan	$2,234	$186	$11,172
2.5L 4-cyl · FWD · 6-speed automatic · hatchback	$2,234	$186	$11,172
2.5L 4-cyl · 4WD · 6-speed automatic · hatchback	$2,314	$193	$11,571
2.5L 4-cyl · FWD · 6-speed manual	$2,314	$193	$11,571
2.5L turbo 4-cyl · 4WD · 6-speed automatic · sedan	$2,400	$200	$12,000
2.5L turbo 4-cyl · 4WD · 6-speed automatic · hatchback	$2,492	$208	$12,462

At the default settings the results match EPA's annual cost before EPA rounds it to the nearest $50.

Mazda3 MPG by model year

The best-rated version in each model year; the highlighted year is this page. Gas: 30 to 33 mpg (every year from 2016 to 2026); highest in 2016.

2026: gas 30 mpg

Show as a table

Mazda3 best combined mpg by model year
Model year	Best gas version
2016	33
2017	32
2018	32
2019	30
2020	30
2021	31
2022	31
2023	31
2024	31
2025	31
2026	30

How the 2026 Mazda3 compares

2026 compact cars covered on this site, ranked by their best combined rating. Fuel cost is for each model's cheapest version to run, at EPA's prices.

2026 model	Best combined	Best gas	Fuel / year
Toyota Prius Best: hybrid	57 mpg	–	$1,150
Hyundai Elantra Best: hybrid	54 mpg	35 mpg	$1,200
Toyota Corolla Best: hybrid	50 mpg	35 mpg	$1,300
Honda Civic Best: hybrid	49 mpg	36 mpg	$1,300
Nissan Sentra Best: gas	33 mpg	33 mpg	$1,950
Mazda3 This page Best: gas	30 mpg	30 mpg	$2,150

2026 Mazda3 recalls and complaints

NHTSA lists 0 safety recalls and 1 owner complaint for the 2026 Mazda3.What they cover, and crash test ratings

Questions

Does 4WD lower the 2026 Mazda3's gas mileage?

Yes. On versions that differ only in drive, 4WD lowers the combined rating by 1 mpg: the 2.5L 4-cyl gets 30 mpg combined with front-wheel drive and 29 with 4WD.

Does the 2026 Mazda3 need premium gas?

No. EPA lists every 2026 Mazda3 version on regular gasoline.

How does the 2026 Mazda3's MPG compare with the 2025?

For 2026, the best gas version is rated 30 mpg, down 1 from 31.

Sources and method

US EPA and Department of Energy fuel economy data (fueleconomy.gov), file dated Sep 18, 2026.
EPA fuel price assumptions: regular $4.32, midgrade $4.93, premium $5.32, diesel $6.29 a gallon; electricity $0.15 per kWh.
Recall and complaint counts: NHTSA recall file dated Sep 27, 2026 and complaint file dated Sep 26, 2026.

Ratings are EPA estimates. Real-world mileage depends on how, where and in what weather you drive. How we build these pages. Spotted an error? Tell us.