Fuel economy & running costsGasoline
31MPGcombined
29city
34highway
A year of fuel$2,150
CO₂ from the tailpipe289 g/mi
Figures from the EPA label (fueleconomy.gov), the same as on the car's window sticker.
Against the 1,156 mazda cars
Bars are scaled to the best in the list; the mark shows the list average. Lower is better for fuel cost; higher is better for the rest. All figures are the EPA's.
Summary
2021 Mazda CX-3 2WD by Mazda. The figures below are from US EPA fueleconomy.gov, with the page each one came from.
Details
- Model year
- 2021fueleconomy.gov · 3 Oct 2026
Efficiency
- Combined MPG
- 31fueleconomy.gov · 3 Oct 2026
- City MPG
- 29fueleconomy.gov · 3 Oct 2026
- Highway MPG
- 34fueleconomy.gov · 3 Oct 2026
Running cost
- Annual fuel cost
- $2,150fueleconomy.gov · 3 Oct 2026
- CO₂ (tailpipe)
- 289 g/mifueleconomy.gov · 3 Oct 2026
Car
- Body
- Carfueleconomy.gov · 3 Oct 2026
- EPA class
- Compact Carsfueleconomy.gov · 3 Oct 2026
- Drive
- Front-Wheel Drivefueleconomy.gov · 3 Oct 2026
Powertrain
- Engine
- 2.0 L 4-cylfueleconomy.gov · 3 Oct 2026
- Transmission
- Automatic (S6)fueleconomy.gov · 3 Oct 2026
- Fuel
- Gasolinefueleconomy.gov · 3 Oct 2026
More mazda cars
See the list
#1 2026 · Mazda 3 4-Door 2WD 30Combined MPG $2,250Fuel / year #2 2026 · Mazda 3 4-Door 4WD 29Combined MPG $2,300Fuel / year #3 2026 · Mazda 3 4-Door 4WD 27Combined MPG $2,500Fuel / year #4 2026 · Mazda 3 5-Door 2WD 29Combined MPG $2,300Fuel / year #5 2026 · Mazda 3 5-Door 2WD 28Combined MPG $2,400Fuel / year #6 2026 · Mazda 3 5-Door 4WD 28Combined MPG $2,400Fuel / year Listed on CarCody
- Mazda Cars: Every Model and Year With MPG1156 listed
Sources
- fueleconomy.gov/feg/noframes/43040.shtml· checked 3 Oct 2026