The most common tyre size on the Mazda CX-30 is 215/55R18 (overall diameter ≈ 694 mm). Exact fitment depends on generation and engine — full breakdown below.
| Engine | Tyre sizes |
|---|---|
| CX-30 Skyactiv-D 1.8 - 116 PS - Diesel - 1759 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-D 1.8 AWD - 116 PS - Diesel - 1759 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-G 2.0 - 122 PS - Petrol - 1998 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-G 2.0 AWD - 122 PS - Petrol - 1998 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-G 2.0 M - 122 PS - Mild-Hybrid - 1998 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-G 2.0 M AWD - 122 PS - Mild-Hybrid - 1998 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-X 2.0 M - 150 PS - Mild-Hybrid - 1998 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-X 2.0 M - 179 PS - Mild-Hybrid - 1998 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-X 2.0 M - 186 PS - Mild-Hybrid - 1998 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-X 2.0 M AWD - 150 PS - Mild-Hybrid - 1998 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-X 2.0 M AWD - 179 PS - Mild-Hybrid - 1998 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-X 2.0 M AWD - 186 PS - Mild-Hybrid - 1998 Hubraum | 215/55R18 215/65R16 |
| CX-30 Skyactiv-X 2.5 M - 140 PS - Mild-Hybrid - 2488 Hubraum | 215/55R18 215/65R16 |