Based on data from 236 vehicles, 24,191 fuel-ups and 6,542,121 miles of driving, the 2018 Mazda 3 gets a combined Avg MPG of 29.97 with a 0.07 MPG margin of error.

Any Engine Type 2.0L L4 GAS (64) 2.5L L4 GAS (167) GAS (1) H4 GAS (1) L4 GAS (1) Any Body Style Sedan (33) Hatchback (74) Any Submodel SE (1) S (3) s Grand Touring (3) GX (4) I Touring (5) G (7) GT (9) GS (10) Sport (31) Grand Touring (73) Touring (89) Other (1)

Below you can see a distribution of the fuel-ups with 392 outliers (1.59%) removed.

Following shows the average MPG of each of the 236 vehicles in the system.

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• 2018 Mazda3 Hatchback

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Apr 2019 • 132 Fuel-ups

  Property of thresham

• 28.1 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jul 2018 • 360 Fuel-ups

  Property of gidgetgirl

• 26.7 Avg MPG

• Mazda3Red

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Hatchback
  Added Dec 2021 • 167 Fuel-ups

  Property of azure

• 31.2 Avg MPG

• Mazda3

  2018 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added May 2018 • 112 Fuel-ups

  Property of vriou

• 34.2 Avg MPG

• 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2018 • 329 Fuel-ups

  Property of frine334

• 32.1 Avg MPG

• Mazda

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2023 • 22 Fuel-ups

  Property of Bombutt

• 37.8 Avg MPG

• Mazda

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Oct 2018 • 109 Fuel-ups

  Property of elenio

• 28.4 Avg MPG

• Hatsune

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Jan 2019 • 207 Fuel-ups

  Property of NurseDiesel

• 33.4 Avg MPG

• My 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jul 2018 • 383 Fuel-ups

  Property of andrewchumchal

• 27.7 Avg MPG

• Mazda 3

  2018 Mazda 3 G 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Jul 2018 • 178 Fuel-ups

  Property of darkangel7

• 27.2 Avg MPG

• Alailse

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Oct 2022 • 33 Fuel-ups

  Property of tarpy

• 23.7 Avg MPG

• 2018 Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 111 Fuel-ups

  Property of mses0804

• 26.8 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed
  Added Feb 2021 • 159 Fuel-ups

  Property of benlbalaban

• 29.8 Avg MPG

• Mazda 3

  2018 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Aug 2019 • 226 Fuel-ups

  Property of snowdud

• 34.1 Avg MPG

• Miles 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2023 • 48 Fuel-ups

  Property of kelpwavelet

• 28.7 Avg MPG

• Bluie

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Apr 2022 • 77 Fuel-ups

  Property of TDICup2010

• 34.6 Avg MPG

• Mazda 3

  2018 Mazda 3 G 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2018 • 230 Fuel-ups

  Property of adriantee

• 31.9 Avg MPG

• 2018 Mazda3 [Rally Hatch]

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Feb 2020 • 54 Fuel-ups

  Property of thresham

• 27.9 Avg MPG

• Mazda 3 '18

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2018 • 226 Fuel-ups

  Property of Pnboo

• 31.1 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added May 2023 • 156 Fuel-ups

  Property of hurdle6639

• 28.6 Avg MPG

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