EPA-verified MPG for all 26 variants (2015–2025)
Sonic by model year — click a row to jump to that year
| Year | Best MPG | Avg MPG | Variants |
|---|---|---|---|
| 2025 | 29 MPG | 29 MPG | 1 |
| 2024 | 29 MPG | 29 MPG | 1 |
| 2020 | 29 MPG | 29 MPG | 2 |
| 2019 | 29 MPG | 29 MPG | 2 |
| 2018 | 30 MPG | 29 MPG | 4 |
| 2017 | 30 MPG | 29 MPG | 4 |
| 2016 | 30 MPG | 29 MPG | 6 |
| 2015 | 30 MPG | 29 MPG | 6 |