EPA-verified MPG for all 13 variants (2015–2024)
Rio by model year — click a row to jump to that year
| Year | Best MPG | Avg MPG | Variants |
|---|---|---|---|
| 2024 | 34 MPG | 34 MPG | 1 |
| 2023 | 36 MPG | 36 MPG | 1 |
| 2022 | 36 MPG | 36 MPG | 1 |
| 2021 | 36 MPG | 36 MPG | 1 |
| 2020 | 36 MPG | 36 MPG | 1 |
| 2019 | 32 MPG | 32 MPG | 1 |
| 2018 | 32 MPG | 32 MPG | 1 |
| 2017 | 31 MPG | 31 MPG | 2 |
| 2016 | 31 MPG | 31 MPG | 2 |
| 2015 | 31 MPG | 31 MPG | 2 |