Mazda CX-30 MPG & Fuel Economy
The 2026 Mazda CX-30 gets up to 29 MPG combined (26 city / 33 highway) in EPA testing.
Latest model year (2026):
The Mazda CX-30 gets up to 27 MPG combined (24 city / 31 highway) in the Auto (S6), 4 cyl, 2.5 L trim.
Mazda CX-30 MPG — All Years
| Year | Trim | Engine | Fuel | City (MPG) | Hwy (MPG) | Combined (MPG) |
|---|---|---|---|---|---|---|
| 2026 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 22 | 30 | 25 |
| 2026 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 24 | 31 | 27 |
| 2025 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 22 | 30 | 25 |
| 2025 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 26 | 33 | 29 |
| 2024 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 26 | 33 | 29 |
| 2024 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 22 | 30 | 25 |
| 2023 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 26 | 33 | 29 |
| 2023 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 22 | 30 | 25 |
| 2022 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 24 | 31 | 26 |
| 2022 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 22 | 30 | 25 |
| 2021 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 22 | 30 | 25 |
| 2021 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 25 | 33 | 28 |
| 2021 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 24 | 31 | 26 |
| 2021 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 25 | 33 | 28 |
| 2021 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 24 | 31 | 26 |
| 2020 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 25 | 32 | 27 |
| 2020 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 24 | 31 | 26 |
| 2020 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 25 | 33 | 28 |
| 2020 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 25 | 33 | 28 |
Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.
Mazda CX-30 MPG FAQ
What is the MPG of the Mazda CX-30?
The Mazda CX-30 gets up to 29 MPG combined (26 city / 33 highway) in the 2026 model year. Fuel economy varies by engine and trim — see the full table above for details.
Which Mazda CX-30 trim has the best fuel economy?
The Auto (S6), 4 cyl, 2.5 L trim offers the best combined fuel economy at 29 MPG. Smaller engines and front-wheel-drive configurations typically achieve the highest MPG.