Based on data from 80 vehicles, 5,294 fuel-ups and 1,337,612 miles of driving, the 2021 Mazda 3 gets a combined Avg MPG of 28.63 with a 0.15 MPG margin of error.

Any Engine Type GAS (2) H4 DIESEL (1) H4 GAS (1) L4 ELECTRIC/GAS (2) L4 GAS (13) V4 GAS (1) V6 GAS (1) Any Body Style Sedan (5) Hatchback (21) Fastback (1) Any Submodel Skyactiv-X (2) Base (32) Turbo AWD Hatchback (33) Other (13)

Below you can see a distribution of the fuel-ups with 74 outliers (1.38%) removed.

Following shows the average MPG of each of the 80 vehicles in the system.

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• Minxy

  2021 Mazda 3 G20 Evolve L4 GAS
  Added Feb 2022 • 24 Fuel-ups

  Property of dukeninja

• 27.2 Avg MPG

• My 3

  2021 Mazda 3 Turbo AWD Hatchback
  Added Nov 2021 • 65 Fuel-ups

  Property of richyrocket

• 26.3 Avg MPG

• Maya the Mazda

  2021 Mazda 3 Automatic 6 Speed Hatchback
  Added Dec 2021 • 55 Fuel-ups

  Property of civicguy

• 33.1 Avg MPG

• My 3

  2021 Mazda 3
  Added Jul 2022 • 6 Fuel-ups

  Property of vladdedita

• 32.1 Avg MPG

• The M3

  2021 Mazda 3 Turbo AWD Hatchback
  Added May 2022 • 17 Fuel-ups

  Property of sinjun

• 28.7 Avg MPG

• Mazda3 Sport AWD Turbo

  2021 Mazda 3 Turbo AWD Hatchback Automatic 6 Speed
  Added Jan 2021 • 48 Fuel-ups

  Property of lorenha

• 23.1 Avg MPG

• Mazda 3 Sedan

  2021 Mazda 3 Automatic 6 Speed Sedan
  Added Dec 2021 • 19 Fuel-ups

  Property of eastcoasthd

• 34.9 Avg MPG

• Mazda 3 Exceed

  2021 Mazda 3 L4 ELECTRIC/GAS Manual 6 Speed Hatchback
  Added Oct 2021 • 26 Fuel-ups

  Property of MarcoRss87

• 35.3 Avg MPG

• Spicy Luci

  2021 Mazda 3 AWD Turbo Sedan L4 GAS Automatic 6 Speed
  Added May 2021 • 119 Fuel-ups

  Property of Tankinbeans

• 28.2 Avg MPG

• My 3

  2021 Mazda 3 Turbo AWD Hatchback
  Added Mar 2022 • 46 Fuel-ups

  Property of ragnarokzwei

• 22.7 Avg MPG

• My 3

  2021 Mazda 3 Turbo AWD Hatchback
  Added Oct 2021 • 13 Fuel-ups

  Property of jeffabachman

• 28.2 Avg MPG

• Turbo

  2021 Mazda 3 Turbo AWD Hatchback L4 GAS Automatic 6 Speed Hatchback
  Added Jun 2021 • 38 Fuel-ups

  Property of arobb3

• 29.1 Avg MPG

• SMY2186Z

  2021 Mazda 3
  Added Dec 2021 • 4 Fuel-ups

  Property of vincevlog

• 29.7 Avg MPG

• Gray Hatch

  2021 Mazda 3 AWD Hatchback V4 GAS Automatic 6 Speed
  Added Jul 2021 • 33 Fuel-ups

  Property of Darthpaco

• 32.3 Avg MPG

• My 3

  2021 Mazda 3
  Added Apr 2021 • 21 Fuel-ups

  Property of Pauly_B

• 33.8 Avg MPG

• Jerung Meroh

  2021 Mazda 3 Automatic 6 Speed Hatchback
  Added Sep 2021 • 13 Fuel-ups

  Property of af1q

• 30.0 Avg MPG

• My old 3

  2021 Mazda 3 Turbo AWD Hatchback
  Added May 2021 • 34 Fuel-ups

  Property of richyrocket

• 26.4 Avg MPG

• Mazda 3

  2021 Mazda 3 Turbo AWD Hatchback
  Added Jan 2021 • 29 Fuel-ups

  Property of Aiirik

• 28.6 Avg MPG

• xMazda3

  2021 Mazda 3 Manual 6 Speed Hatchback
  Added Mar 2021 • 18 Fuel-ups

  Property of xmastaflex

• 34.6 Avg MPG

• Mazda 3

  2021 Mazda 3 Turbo AWD Hatchback GAS Automatic 6 Speed
  Added Dec 2020 • 49 Fuel-ups

  Property of 5plus5seconds

• 24.5 Avg MPG

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