← all 2021 Mazda 3 4-Door 2WD trims
2021 Mazda 3 4-Door 2WD — 2.0L 4-cyl, S6 automatic, FWD
This 2021 Mazda 3 4-Door 2WD (2.0L 4-cyl, S6 automatic, FWD) takes regular (87-octane) gasoline. REGULAR
31
MPG combined (28 city / 36 hwy)
$2,000
est. fuel cost / year (EPA, 15k mi)
287 g/mi
tailpipe CO₂
Other 2021 Mazda 3 4-Door 2WD trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 2.5L 4-cyl, S6 automatic, FWD | REGULAR | 30 | $2,100 |
| 2.5L 4-cyl, S6 automatic, FWD | REGULAR | 30 | $2,100 |
EPA fuel type: Regular · class: Compact Cars · retrieved 2026-06-14.