Based on data from 260 vehicles, 29,138 fuel-ups and 7,877,523 miles of driving, the 2018 Mazda 3 gets a combined Avg MPG of 29.94 with a 0.06 MPG margin of error.

Any Engine Type 2.0L L4 GAS (73) 2.5L L4 GAS (180) GAS (1) H4 GAS (1) L4 GAS (2) Any Body Style Sedan (36) Hatchback (76) Any Submodel SE (1) s Grand Touring (2) S (4) GX (4) I Touring (5) GT (10) G (10) GS (11) Sport (38) Grand Touring (79) Touring (94) Other (2)

Below you can see a distribution of the fuel-ups with 491 outliers (1.66%) removed.

Following shows the average MPG of each of the 260 vehicles in the system.

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• 2018 Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Standard 6 Speed
  Added May 2018 • 230 Fuel-ups

  Property of ayeshamus

• 27.1 Avg MPG

• Magic Maz

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Dec 2017 • 243 Fuel-ups

  Property of MagicMike55

• 33.4 Avg MPG

• Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2019 • 336 Fuel-ups

  Property of fh-pear

• 31.2 Avg MPG

• Mazda 3 '18

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2018 • 274 Fuel-ups

  Property of Pnboo

• 31.0 Avg MPG

• Caitlyn’s 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2018 • 194 Fuel-ups

  Property of scherger

• 28.5 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2024 • 191 Fuel-ups

  Property of moons31

• 28.1 Avg MPG

• Mazda

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Oct 2018 • 153 Fuel-ups

  Property of elenio

• 28.5 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2020 • 60 Fuel-ups

  Property of daagui1

• 34.1 Avg MPG

• 2018 Mazda 3

  2018 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added May 2021 • 179 Fuel-ups

  Property of redheron1

• 40.6 Avg MPG

• Cloud

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Jan 2018 • 169 Fuel-ups

  Property of ACD63

• 31.2 Avg MPG

• My 3 2018

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jun 2024 • 26 Fuel-ups

  Property of jfran

• 26.8 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Sep 2022 • 35 Fuel-ups

  Property of jaden

• 28.9 Avg MPG

• Little Blue Go Kart

  2018 Mazda 3 Sport 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Aug 2018 • 211 Fuel-ups

  Property of pittim77

• 36.3 Avg MPG

• Andria

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2021 • 229 Fuel-ups

  Property of elah33

• 28.2 Avg MPG

• 2018 Mazda3 Hatchback

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Apr 2019 • 175 Fuel-ups

  Property of thresham

• 28.2 Avg MPG

• 2018 Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 152 Fuel-ups

  Property of mses0804

• 26.7 Avg MPG

• Alailse

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Oct 2022 • 91 Fuel-ups

  Property of tarpy

• 23.4 Avg MPG

• Bluie

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Apr 2022 • 157 Fuel-ups

  Property of TDICup2010

• 34.8 Avg MPG

• Mazzie the Mazda

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 274 Fuel-ups

  Property of Buckeyenut55

• 29.0 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2021 • 334 Fuel-ups

  Property of ThePres

• 31.1 Avg MPG

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