2022 Mazda CX-30 MPG and Fuel Cost

The 2022 Mazda CX-30 is rated 25 to 26 mpg combined across 2 EPA-tested gas versions; the best is the 2.5L 4-cyl · 4WD · 6-speed automatic.

EPA fuel economy

2022 Mazda CX-30 · 2 EPA-tested versions

Best EPA rating

26MPG combined

24 city 31 highway

$2,400 a year to fuel

Fuel economy score5/10

2.5L 4-cyl · 4WD · 6-speed automatic

Best version costs $1,000 more in fuel over 5 years vs the average new vehicle (EPA)

Fuel cost: 15,000 miles a year at EPA's $4.00 a gallon (regular gas).

Data: US EPA, fueleconomy.govUpdated Nov 12, 2026

At EPA's price assumptions, fuel costs $2,400 to $2,500 a year. Compared with 2021, the best gas version is down 2 mpg.

More complaints than a typical CX-30 year

The 2022 drew 20 owner complaints in its first three years, against about 18 for a typical CX-30 year.

Years to avoid: 2021. Based on owner complaints, not adjusted for sales.

Every CX-30 year ranked The 2022 CX-30's recalls and problems

Every 2022 CX-30 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 · 4WD · 6-speed automatic Best EPA listing: CX-30 4WD	26 mpg	24 / 31	$2,400
2.5L turbo 4-cyl · 4WD · 6-speed automatic EPA listing: CX-30 4WD	25 mpg	22 / 30	$2,500

Fuel cost at your prices

EPA's annual cost uses 15,000 miles a year, 55% city driving and its current prices: $4.00 a gallon for regular gas. Change the numbers to match your driving.

Version	Per year	Per month	5 years
2.5L 4-cyl · 4WD · 6-speed automatic	$2,308	$192	$11,538
2.5L turbo 4-cyl · 4WD · 6-speed automatic	$2,400	$200	$12,000

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

Mazda CX-30 MPG by model year

The best-rated version in each model year; the highlighted year is this page. Gas: 26 to 29 mpg (every year from 2020 to 2026); highest in 2023.

2022: gas 26 mpg

Show as a table

Mazda CX-30 best combined mpg by model year
Model year	Best gas version
2020	28
2021	28
2022	26
2023	29
2024	29
2025	29
2026	27

Every CX-30 year's ratings in one table

How the 2022 CX-30 compares

2022 subcompact SUVs 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.

2022 model	Best combined	Best gas	Fuel / year
Nissan Kicks Best: gas	33 mpg	33 mpg	$1,900
Hyundai Kona Best: gas	32 mpg	32 mpg	$1,950
Toyota Corolla Cross Best: gas	32 mpg	32 mpg	$1,950
Kia Seltos Best: gas	31 mpg	31 mpg	$2,000
Kia Soul Best: gas	31 mpg	31 mpg	$2,000
Honda HR-V Best: gas	30 mpg	30 mpg	$2,100
Subaru Crosstrek Best: gas	30 mpg	30 mpg	$2,100
Buick Encore GX Best: gas	30 mpg	30 mpg	$2,100
Chevrolet Trax Best: gas	27 mpg	27 mpg	$2,300
Buick Encore Best: gas	27 mpg	27 mpg	$2,300
Mazda CX-30 This page Best: gas	26 mpg	26 mpg	$2,400

2022 CX-30 recalls and complaints

NHTSA lists 1 safety recall and 33 owner complaints for the 2022 CX-30.

Most-reported area: engine (9 complaints, 27%). NHTSA's overall crash rating: 5 stars.

See the 2022 CX-30 recalls and problems

Questions

Does the 2022 Mazda CX-30 need premium gas?

No. EPA lists every 2022 Mazda CX-30 version on regular gasoline.

How does the 2022 CX-30's MPG compare with the 2021?

For 2022, the best gas version is rated 26 mpg, down 2 from 28.

Sources and method

US EPA and Department of Energy fuel economy data (fueleconomy.gov), file dated Nov 4, 2026.
EPA fuel price assumptions: regular $4.00, midgrade $4.61, premium $5.01, diesel $6.13 a gallon; electricity $0.15 per kWh.
Recall and complaint counts: NHTSA recall file dated Nov 12, 2026 and complaint file dated Nov 11, 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.