The Mazda CX-30 has a different sized gas tank based on year and model trim.
Larger sized gas tanks are advantageous because you don't need to go to the gas station as often. Also, you can take advantage of days when gas prices are discounted and fill up your vehicle with a larger quantity of gas.
Scroll down for the gas tank size tables for your year and trim.
| Year | Trim | Engine | Gallons | Liters |
|---|---|---|---|---|
| 2021 | 2.5 S AWD | 2.5L | 12.7 | 48.1 |
| 2021 | 2.5 S FWD | 2.5L | 13.5 | 51.1 |
| 2021 | Preferred AWD | 2.5L | 12.7 | 48.1 |
| 2021 | Preferred FWD | 2.5L | 13.5 | 51.1 |
| 2021 | Premium AWD | 2.5L | 12.7 | 48.1 |
| 2021 | Premium FWD | 2.5L | 13.5 | 51.1 |
| 2021 | Select AWD | 2.5L | 12.7 | 48.1 |
| 2021 | Select FWD | 2.5L | 13.5 | 51.1 |
| 2021 | Turbo AWD | 2.5L | 12.7 | 48.1 |
| 2021 | Turbo Premium Package AWD | 2.5L | 12.7 | 48.1 |
| 2021 | Turbo Premium Plus Package AWD | 2.5L | 12.7 | 48.1 |
| Year | Trim | Engine | Gallons | Liters |
|---|---|---|---|---|
| 2020 | Base AWD | 2.5L | 12.7 | 48.1 |
| 2020 | Base FWD | 2.5L | 13.5 | 51.1 |
| 2020 | Preferred Package AWD | 2.5L | 12.7 | 48.1 |
| 2020 | Preferred Package FWD | 2.5L | 13.5 | 51.1 |
| 2020 | Premium Package AWD | 2.5L | 12.7 | 48.1 |
| 2020 | Premium Package FWD | 2.5L | 13.5 | 51.1 |
| 2020 | Select Package AWD | 2.5L | 12.7 | 48.1 |
| 2020 | Select Package FWD | 2.5L | 13.5 | 51.1 |
| 2020 | CX30 SUV 4D 2WD | 2.5L | 13.5 | 51.1 |
| 2020 | CX30 SUV 4D AWD | 2.5L | 12.7 | 48.1 |
| 2020 | CX30 SUV 4D Preferred 2WD | 2.5L | 13.5 | 51.1 |
| 2020 | CX30 SUV 4D Preferred AWD | 2.5L | 12.7 | 48.1 |
| 2020 | CX30 SUV 4D Premium 2WD | 2.5L | 13.5 | 51.1 |
| 2020 | CX30 SUV 4D Premium AWD | 2.5L | 12.7 | 48.1 |
| 2020 | CX30 SUV 4D Select 2WD | 2.5L | 13.5 | 51.1 |
| 2020 | CX30 SUV 4D Select AWD | 2.5L | 12.7 | 48.1 |
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Also, you can consult the vehicle's owner's manual.