Based on data from 75 vehicles, 4,690 fuel-ups and 1,183,197 miles of driving, the 2021 Mazda 3 gets a combined Avg MPG of 28.61 with a 0.16 MPG margin of error.

Any Engine Type GAS (1) H4 DIESEL (1) H4 GAS (1) L4 ELECTRIC/GAS (2) L4 GAS (12) V4 GAS (1) V6 GAS (1) Any Body Style Sedan (5) Hatchback (20) Any Submodel Base (32) Turbo AWD Hatchback (32) Other (11)

Below you can see a distribution of the fuel-ups with 62 outliers (1.30%) removed.

Following shows the average MPG of each of the 75 vehicles in the system.

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• Mazda 3 Hatchback

  2021 Mazda 3
  Added Nov 2021 • 83 Fuel-ups

  Property of davyd

• 26.7 Avg MPG

• Sharky

  2021 Mazda 3 Turbo AWD Hatchback
  Added Mar 2023 • 53 Fuel-ups

  Property of holdtheairin

• 1.3 Avg MPG

• 2021 Mazda 3 2.5L Turbo AWD

  2021 Mazda 3 Turbo AWD Hatchback L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2021 • 148 Fuel-ups

  Property of tommyz

• 26.0 Avg MPG

• My Mazda3 Turbo

  2021 Mazda 3 AWD Turbo Sedan PP
  Added Dec 2020 • 114 Fuel-ups

  Property of Juker72

• 29.7 Avg MPG

• My 3 Turbo AWD

  2021 Mazda 3 Turbo PP
  Added Dec 2020 • 170 Fuel-ups

  Property of bradbanwarth

• 27.1 Avg MPG

• Sando

  2021 Mazda 3 Turbo AWD Hatchback
  Added May 2021 • 107 Fuel-ups

  Property of pookieikoop

• 24.8 Avg MPG

• 2021 Mazda Mazda3

  2021 Mazda 3 Premium
  Added Dec 2020 • 83 Fuel-ups

  Property of mvv91941

• 26.4 Avg MPG

• O-M Three

  2021 Mazda 3 Turbo AWD Hatchback L4 GAS Automatic 6 Speed Hatchback
  Added Nov 2023 • 21 Fuel-ups

  Property of r56turbo

• 26.0 Avg MPG

• My red hatchback

  2021 Mazda 3 Automatic 6 Speed Hatchback
  Added Mar 2021 • 83 Fuel-ups

  Property of ford1953jimfu

• 33.7 Avg MPG

• Mazda3 2.5T

  2021 Mazda 3 Turbo AWD Hatchback
  Added Feb 2024 • 5 Fuel-ups

  Property of Renns8

• 16.9 Avg MPG

• Mazda 3

  2021 Mazda 3
  Added Jan 2024 • 13 Fuel-ups

  Property of mabates

• 27.4 Avg MPG

• Mazda 3

  2021 Mazda 3
  Added Mar 2021 • 42 Fuel-ups

  Property of pizzataco

• 30.7 Avg MPG

• Polymetal Gray 3 Turbo

  2021 Mazda 3 Turbo AWD Hatchback
  Added May 2021 • 85 Fuel-ups

  Property of nismozoom

• 28.1 Avg MPG

• Lara Raith

  2021 Mazda 3 Manual 6 Speed Hatchback
  Added Mar 2021 • 68 Fuel-ups

  Property of zillasix

• 30.0 Avg MPG

• Mazda3

  2021 Mazda 3 L4 GAS Manual 6 Speed Hatchback
  Added Dec 2020 • 95 Fuel-ups

  Property of rgonzales0494

• 34.3 Avg MPG

• 2021 Mazda3

  2021 Mazda 3 Turbo AWD Hatchback
  Added May 2021 • 37 Fuel-ups

  Property of Bruecken

• 24.9 Avg MPG

• Red Rider

  2021 Mazda 3 Automatic 6 Speed Hatchback
  Added Oct 2021 • 73 Fuel-ups

  Property of Red-Rider2

• 27.4 Avg MPG

• Jean's Mazda 3

  2021 Mazda 3 Turbo AWD Hatchback L4 GAS Automatic 6 Speed Hatchback
  Added Nov 2021 • 48 Fuel-ups

  Property of Jeanpochard

• 23.5 Avg MPG

• 100th Year Anniversary

  2021 Mazda 3 Turbo AWD Hatchback Automatic 6 Speed
  Added Jul 2022 • 69 Fuel-ups

  Property of Tristenw5

• 25.1 Avg MPG

• Mazda 3 Dechra 2021

  2021 Mazda 3 i Grand Touring
  Added Feb 2021 • 96 Fuel-ups

  Property of Gu5Fuel

• 23.2 Avg MPG

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