2021 Mazda CX-3 MPG

Based on data from 9 vehicles, 1,184 fuel-ups and 252,687 miles of driving, the 2021 Mazda CX-3 gets a combined Avg MPG of 28.36 with a 0.16 MPG margin of error.

Below you can see a distribution of the fuel-ups with 45 outliers (3.66%) removed.

Following shows the average MPG of each of the 9 vehicles in the system.

• Mazda CX-3

  2021 Mazda CX-3 1.5 RS CVT Honda SENSING 2.0L L4 GAS Automatic 6 Speed
  Added May 2021 • 752 Fuel-ups

  Property of oCoMiK

• 27.8 Avg MPG

• My CX-3

  2021 Mazda CX-3 1.5 RS CVT Honda SENSING 2.0L L4 GAS Automatic 6 Speed
  Added Jun 2021 • 211 Fuel-ups

  Property of AGCP08

• 29.3 Avg MPG

• 2021 Cx-3

  2021 Mazda CX-3 1.5 RS CVT Honda SENSING 2.0L L4 GAS Automatic 6 Speed Sport Utility
  Added Mar 2025 • 3 Fuel-ups

  Property of BenD

• 22.7 Avg MPG

• Mazda CX-3 2.0L I4

  2021 Mazda CX-3 GS 2.0L L4 GAS Automatic 6 Speed Sport Utility
  Added Jun 2023 • 46 Fuel-ups

  Property of Wartank

• 29.6 Avg MPG

• 2021 CX-3

  2021 Mazda CX-3 GS 2,0L L4 GAS Manual 6 Speed Sport Utility
  Added Dec 2024 • 10 Fuel-ups

  Property of JandreHatt

• 37.5 Avg MPG

• My CX-3

  2021 Mazda CX-3 GS 2.0L L4 GAS Automatic 6 Speed
  Added Apr 2021 • 168 Fuel-ups

  Property of sirgol333

• 28.1 Avg MPG

• CX-3

  2021 Mazda CX-3 1.5 RS CVT Honda SENSING 2.0L L4 GAS Automatic 6 Speed Sport Utility
  Added Nov 2022 • 15 Fuel-ups

  Property of bharvey67

• 32.4 Avg MPG

• My CX-3

  2021 Mazda CX-3 1.5 RS CVT Honda SENSING 2.0L L4 GAS Automatic 6 Speed
  Added Sep 2021 • 41 Fuel-ups

  Property of hotgtx

• 29.9 Avg MPG

• My CX-3

  2021 Mazda CX-3 1.5 RS CVT Honda SENSING 2.0L L4 GAS Automatic 6 Speed
  Added Feb 2022 • 5 Fuel-ups

  Property of Purin22

• 23.6 Avg MPG