Mazda CX-30 4WD: MPG and fuel economy by year
The EPA has rated the Mazda CX-30 4WD across 7 model years, from the 2020 Mazda CX-30 4WD through the 2026 Mazda CX-30 4WD. The most recent 2026 Mazda CX-30 4WD returns 27 combined MPG. The most efficient model year was the 2025 Mazda CX-30 4WD at 29 MPG.
Pick a year below to open the full Mazda CX-30 4WD page for that model year. Each year page covers combined, city, and highway MPG, the trim variants the EPA rates separately, the annual fuel cost across three driving patterns, and a year-over-year comparison so you can see whether the car has improved.
Fuel economy by model year
Combined MPG, city MPG, highway MPG, and the EPA's estimated annual fuel cost for every model year of the Mazda CX-30 4WD. Click any year to see the full breakdown for that model year, including trim variants, the drivetrain, and a comparison against other vehicles in its segment.
| Year | Model | Combined MPG | City | Highway | Annual fuel cost |
|---|---|---|---|---|---|
| 2026 | 2026 Mazda CX-30 4WD | 27 MPG | 24 MPG | 31 MPG | $2,200 |
| 2025 | 2025 Mazda CX-30 4WD | 29 MPG | 26 MPG | 33 MPG | $2,050 |
| 2024 | 2024 Mazda CX-30 4WD | 29 MPG | 26 MPG | 33 MPG | $2,050 |
| 2023 | 2023 Mazda CX-30 4WD | 29 MPG | 26 MPG | 33 MPG | $2,050 |
| 2022 | 2022 Mazda CX-30 4WD | 26 MPG | 24 MPG | 31 MPG | $2,300 |
| 2021 | 2021 Mazda CX-30 4WD | 26 MPG | 24 MPG | 31 MPG | $2,300 |
| 2020 | 2020 Mazda CX-30 4WD | 27 MPG | 25 MPG | 32 MPG | $2,200 |
How the Mazda CX-30 4WD compares against the Small Sport Utility Vehicle 4WD class
Buyers usually compare the Mazda CX-30 4WD against other cars in the same EPA class. The list below shows the most efficient cars in the Small Sport Utility Vehicle 4WD class for the 2026 model year, the latest year on this page. Each link opens the full page for that car.
Source: U.S. EPA fuel economy dataset. Annual fuel cost assumes 15,000 miles of driving per year and a 55% city, 45% highway split.