2021 Mazda 3 Specs, MPG & Trims
EPA fuel-economy data and specifications for the 2021 Mazda 3 (26–31 MPG combined) across 10 listed configurations.
Overview
- Body class
- Compact Cars, Midsize Cars
- Drive
- Front-Wheel Drive, 4-Wheel Drive
- Engine
- 4-cyl, 2.0 L; 4-cyl, 2.5 L
- Fuel type
- Regular Gasoline
- Combined MPG
- 26–31 MPG
- Annual fuel cost
- $2,150–$2,600
- Configurations
- 10
MPG & fuel economy
City, highway and combined values below are EPA estimates. Where a powertrain has several configurations, the table shows the lowest–highest reported value. Electric configurations use MPGe.
| Powertrain | City | Highway | Combined | Annual fuel cost | CO2 |
|---|---|---|---|---|---|
| 4-cyl 2.5 L · Regular Gasoline · 4-Wheel Drive | 23–25 | 31–33 | 26–28 | $2,400–$2,600 | 313–337 g/mi |
| 4-cyl 2.0 L · Regular Gasoline · Front-Wheel Drive | 28 | 36 | 31 | $2,150 | 287 g/mi |
| 4-cyl 2.5 L · Regular Gasoline · Front-Wheel Drive | 24–26 | 33–35 | 27–30 | $2,250–$2,500 | 299–323 g/mi |
Configurations & engine comparison
Each row is one configuration/engine combination reported by the EPA for this model year. Missing EPA values are shown as —.
| Configuration / engine | Drive | Transmission | Cyl. | Displ. (L) | Fuel type | City | Hwy | Comb. | Annual cost |
|---|---|---|---|---|---|---|---|---|---|
| 3 4-Door 2WD | Front-Wheel Drive | Automatic (S6) | 4 | 2.0 | Regular Gasoline | 28 | 36 | 31 | $2,150 |
| 3 4-Door 2WD | Front-Wheel Drive | Automatic (S6) | 4 | 2.5 | Regular Gasoline | 26 | 35 | 30 | $2,250 |
| 3 4-Door 2WD | Front-Wheel Drive | Automatic (S6) | 4 | 2.5 | Regular Gasoline | 26 | 35 | 30 | $2,250 |
| 3 4-Door 4WD | 4-Wheel Drive | Automatic (S6) | 4 | 2.5 | Regular Gasoline | 25 | 33 | 28 | $2,400 |
| 3 4-Door 4WD | 4-Wheel Drive | Automatic (S6) | 4 | 2.5 | Regular Gasoline | 25 | 33 | 28 | $2,400 |
| 3 4-Door 4WD | 4-Wheel Drive | Automatic (S6) | 4 | 2.5 | Regular Gasoline | 23 | 32 | 27 | $2,500 |
| 3 5-Door 2WD | Front-Wheel Drive | Automatic (S6) | 4 | 2.5 | Regular Gasoline | 26 | 34 | 29 | $2,300 |
| 3 5-Door 2WD | Front-Wheel Drive | Manual 6-spd | 4 | 2.5 | Regular Gasoline | 24 | 33 | 27 | $2,500 |
| 3 5-Door 4WD | 4-Wheel Drive | Automatic (S6) | 4 | 2.5 | Regular Gasoline | 25 | 31 | 27 | $2,500 |
| 3 5-Door 4WD | 4-Wheel Drive | Automatic (S6) | 4 | 2.5 | Regular Gasoline | 23 | 31 | 26 | $2,600 |
Frequently asked questions
What is the combined MPG of the 2021 Mazda 3?
According to EPA data, the 2021 Mazda 3 is rated at 26–31 MPG combined for its conventional-fuel configurations.
How many cylinders does the 2021 Mazda 3 have?
The EPA data lists 4 cylinders for this vehicle.
What fuel type does the 2021 Mazda 3 use?
It uses Regular Gasoline.
What is the annual fuel cost of the 2021 Mazda 3?
The EPA estimates annual fuel costs ranging from $2,150 to $2,600.