Mazda · 2016–2021 · Gas
Mazda CX-3 MPG by year
The EPA has rated 6 model years of the Mazda CX-3, from 2016 to 2021. The most fuel-efficient year is the 2021, at 31 MPG combined in its best configuration. The 2021 model is 7% more efficient than the median compact car that year (31 vs. 29 MPG).
Combined MPG by model year
- CX-3, most efficient version
- Range across configurations
- Class median
Shaded band: range across that year's configurations. Class median: same-year models in the same class, rated in MPG. Click a point to open that model year; the table below lists every value.
Every CX-3 model year
| Year | Type | Best combined | City / Hwy | Class median | Range | Configs | Fuel / yr |
|---|---|---|---|---|---|---|---|
| 2021 | Gas | 31 MPG lowest 29 |
29 / 34 | 29 | — | 2 | $1,500 |
| 2020 | Gas | 31 MPG lowest 29 |
29 / 34 | 29.5 | — | 2 | $1,500 |
| 2019 | Gas | 31 MPG lowest 29 |
29 / 34 | 30 | — | 2 | $1,500 |
| 2018 | Gas | 31 MPG lowest 29 |
29 / 34 | 29 | — | 2 | $1,500 |
| 2017 | Gas | 31 MPG lowest 29 |
29 / 34 | 29 | — | 2 | $1,500 |
| 2016 | Gas | 31 MPG lowest 29 |
29 / 35 | 29 | — | 2 | $1,500 |
Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.
Compare CX-3 model years
See how much a newer CX-3 would save over an older one.
Models similar to the Mazda CX-3
Frequently asked questions
Which Mazda CX-3 year has the best fuel economy?
The 2016 Mazda CX-3, rated up to 31 MPG combined. At 15,000 miles a year with $3.10/gal regular gas, that works out to about $1,500 a year.
What is the fuel economy of the latest Mazda CX-3?
The 2021 Mazda CX-3 is rated up to 31 MPG combined.