Based on data from 80 vehicles, 5,300 fuel-ups and 1,339,170 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.

• 1
• 2
• 3
• 4
• »

• My 3

  2021 Mazda 3
  Added Nov 2023 • 56 Fuel-ups

  Property of mrocc6

• 31.5 Avg MPG

• Sando

  2021 Mazda 3 Turbo AWD Hatchback
  Added May 2021 • 131 Fuel-ups

  Property of pookieikoop

• 25.0 Avg MPG

• Mazda3

  2021 Mazda 3 L4 GAS Manual 6 Speed Hatchback
  Added Dec 2020 • 109 Fuel-ups

  Property of rgonzales0494

• 34.4 Avg MPG

• Mazda 3 Hatch

  2021 Mazda 3
  Added Sep 2021 • 77 Fuel-ups

  Property of kimn

• 27.7 Avg MPG

• Taz

  2021 Mazda 3 Turbo AWD Hatchback L4 GAS Automatic 6 Speed Hatchback
  Added Nov 2022 • 107 Fuel-ups

  Property of Jlaubers

• 24.9 Avg MPG

• 2021 Mazda Mazda3

  2021 Mazda 3 Premium
  Added Dec 2020 • 98 Fuel-ups

  Property of mvv91941

• 26.4 Avg MPG

• 2021 Mazda 3 2.5L Turbo AWD

  2021 Mazda 3 Turbo AWD Hatchback L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2021 • 177 Fuel-ups

  Property of tommyz

• 25.9 Avg MPG

• Mazda 3 Exceed

  2021 Mazda 3 L4 ELECTRIC/GAS Manual 6 Speed Hatchback
  Added Aug 2022 • 94 Fuel-ups

  Property of MarcoRss87

• 33.5 Avg MPG

• 2021 Mazda3

  2021 Mazda 3 Turbo AWD Hatchback
  Added May 2021 • 45 Fuel-ups

  Property of Bruecken

• 24.7 Avg MPG

• 2021 Mazda 3

  2021 Mazda 3 L4 GAS Automatic 6 Speed
  Added Feb 2021 • 131 Fuel-ups

  Property of journeej

• 30.0 Avg MPG

• My red hatchback

  2021 Mazda 3 Automatic 6 Speed Hatchback
  Added Mar 2021 • 92 Fuel-ups

  Property of ford1953jimfu

• 33.4 Avg MPG

• Jessica 2021 Mazda 3

  2021 Mazda 3
  Added May 2021 • 153 Fuel-ups

  Property of moyerd

• 34.4 Avg MPG

• Mazda

  2021 Mazda 3
  Added Sep 2024 • 90 Fuel-ups

  Property of danbeus

• 34.4 Avg MPG

• Mazda 3 Hatchback

  2021 Mazda 3
  Added Nov 2021 • 97 Fuel-ups

  Property of davyd

• 26.4 Avg MPG

• Polymetal Gray 3 Turbo

  2021 Mazda 3 Turbo AWD Hatchback
  Added May 2021 • 95 Fuel-ups

  Property of nismozoom

• 28.1 Avg MPG

• Mazda3

  2021 Mazda 3
  Added Apr 2021 • 170 Fuel-ups

  Property of Ashasemo

• 27.4 Avg MPG

• My 3

  2021 Mazda 3 Skyactiv-X
  Added Jul 2024 • 9 Fuel-ups

  Property of Ivan852

• 37.9 Avg MPG

• Jean's Mazda 3

  2021 Mazda 3 Turbo AWD Hatchback L4 GAS Automatic 6 Speed Hatchback
  Added Nov 2021 • 53 Fuel-ups

  Property of Jeanpochard

• 23.2 Avg MPG

• Mazda3 2.5T

  2021 Mazda 3 Turbo AWD Hatchback
  Added Feb 2024 • 15 Fuel-ups

  Property of Renns8

• 21.7 Avg MPG

• My 3

  2021 Mazda 3 Turbo AWD Hatchback
  Added Oct 2021 • 24 Fuel-ups

  Property of sacman

• 18.5 Avg MPG

• 1
• 2
• 3
• 4
• »