2021 Mazda Cx-30
28MPG
Combined
5
Trims
Updated February 27, 2026
Get the full picture on the 2021 Mazda Cx-30. As a Compact SUV, it achieves 25–28 combined MPG depending on trim and has not yet been rated by NHTSA. Below you’ll find detailed specs for every trim, plus recall information and competitor comparisons.
2021 Mazda Cx-30 Specifications
| Spec | Value |
|---|---|
| Combined MPG | 25–28 combined MPG depending on trim |
| City MPG | 25 |
| Highway MPG | 33 |
| Body Style | Compact SUV |
| Fuel Type | Regular |
| Drive | 4WD |
| Available Trims | 5 |
Available Trims
| Trim | MPG (City/Hwy/Combined) | Engine | Transmission |
|---|---|---|---|
| 4 cyl | 24/31/26 | 2.5L 4cyl | Automatic (S6) |
| 4 cyl | 24/31/26 | 2.5L 4cyl | Automatic (S6) |
| 4 cyl | 22/30/25 | 2.5L 4cyl | Automatic (S6) |
| 4 cyl | 25/33/28 | 2.5L 4cyl | Automatic (S6) |
| 4 cyl | 25/33/28 | 2.5L 4cyl | Automatic (S6) |
Annual Fuel Cost
Based on EPA estimates, the 2021 Mazda Cx-30 costs approximately $1,670 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.
Compare the 2021 Mazda Cx-30
See how it stacks up against similar vehicles:
Other Model Years
- 2026 Mazda Cx-30
- 2025 Mazda Cx-30
- 2024 Mazda Cx-30
- 2023 Mazda Cx-30
- 2022 Mazda Cx-30
- 2021 (this page)
- 2020 Mazda Cx-30
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