2021 Mazda 3 4-Door Specs
EPA fuel economy, engine specs, and towing capacity
At a Glance
31
MPG Combined
28 city / 0 hwy
28 city / 0 hwy
2.0L 4-Cylinder
Engine
FWD
Drivetrain
$1,694
Est. annual fuel
15k mi @ $3.50/gal
15k mi @ $3.50/gal
All Trim Levels — Fuel Economy
| Trim / Transmission | Fuel Type | Engine | Drive | City | Hwy | Combined | CO₂ (g/mi) |
|---|---|---|---|---|---|---|---|
| Automatic (S6) | Regular | 2.0L 4-Cylinder | FWD | 28 | 0 | 31 | 287 |
| Automatic (S6) | Regular | 2.5L 4-Cylinder | FWD | 26 | 0 | 30 | 299 |
| Automatic (S6) | Regular | 2.5L 4-Cylinder | FWD | 26 | 0 | 30 | 303 |
| Automatic (S6) | Regular | 2.5L 4-Cylinder | 4WD | 25 | 0 | 28 | 320 |
| Automatic (S6) | Regular | 2.5L 4-Cylinder | 4WD | 25 | 0 | 28 | 313 |
| Automatic (S6) | Regular | 2.5L 4-Cylinder | 4WD | 23 | 0 | 27 | 334 |
Source: EPA FuelEconomy.gov. MPG figures are for reference; actual mileage varies.