2020 Mazda 3 4-Door 4WD vs 2020 Mazda 6
| EPA figure | 2020 Mazda 3 4-Door 4WD | 2020 Mazda 6 |
|---|---|---|
| Model year | 2020 | 2020 |
| Body · drive | Compact · 4-Wheel Drive · Gas | Midsize · Front-Wheel Drive · Gas |
| Combined MPG | 28 | 29 |
| City / highway MPG | 25 / 33 | 26 / 35 |
| Fuel a year | $2,400 | $2,300 |
| Tailpipe CO₂ (g/mi) | 313 | 302 |
| Engine | 2.5 L 4-cyl | 2.5 L 4-cyl |
| Transmission | Automatic (S6) | Automatic (S6) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.