Based on data from 247 vehicles, 26,311 fuel-ups and 7,109,022 miles of driving, the 2018 Mazda 3 gets a combined Avg MPG of 29.93 with a 0.07 MPG margin of error.

Any Engine Type 2.0L L4 GAS (67) 2.5L L4 GAS (174) GAS (1) H4 GAS (1) L4 GAS (2) Any Body Style Sedan (33) Hatchback (76) Any Submodel SE (1) s Grand Touring (3) S (4) GX (4) I Touring (5) G (8) GS (10) GT (10) Sport (34) Grand Touring (75) Touring (91) Other (2)

Below you can see a distribution of the fuel-ups with 416 outliers (1.56%) removed.

Following shows the average MPG of each of the 247 vehicles in the system.

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• Mazda

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2023 • 52 Fuel-ups

  Property of Bombutt

• 37.2 Avg MPG

• My 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jul 2018 • 425 Fuel-ups

  Property of andrewchumchal

• 27.6 Avg MPG

• Jon

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Dec 2018 • 406 Fuel-ups

  Property of jonny772

• 29.7 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.0L L4 GAS Manual 6 Speed
  Added Dec 2018 • 321 Fuel-ups

  Property of jesykaness

• 27.3 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2021 • 309 Fuel-ups

  Property of ThePres

• 31.3 Avg MPG

• 2018 Mazda3 Hatchback

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Apr 2019 • 152 Fuel-ups

  Property of thresham

• 28.2 Avg MPG

• My Mazda3

  2018 Mazda 3 S 2.5L L4 GAS Manual 6 Speed
  Added Apr 2024 • 3 Fuel-ups

  Property of Izaakc3

• 22.8 Avg MPG

• 2018 Mazda3

  2018 Mazda 3 Touring 2.0L L4 GAS Automatic 6 Speed
  Added Sep 2018 • 235 Fuel-ups

  Property of tart05

• 26.4 Avg MPG

• Mazda3

  2018 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added May 2018 • 124 Fuel-ups

  Property of vriou

• 34.1 Avg MPG

• Mazda

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Oct 2018 • 128 Fuel-ups

  Property of elenio

• 28.4 Avg MPG

• Andria

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2021 • 190 Fuel-ups

  Property of elah33

• 28.1 Avg MPG

• Nolly

  2018 Mazda 3 G 2,0L L4 GAS Manual 6 Speed
  Added Aug 2023 • 20 Fuel-ups

  Property of Heijmaph

• 37.6 Avg MPG

• ‘18 Mazda 3 - 6MT

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed
  Added Apr 2021 • 267 Fuel-ups

  Property of jarevalo96

• 30.3 Avg MPG

• Ruby Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added May 2019 • 62 Fuel-ups

  Property of fpayet

• 26.0 Avg MPG

• Ruby

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

  Property of mhamblen

• 30.9 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2024 • 163 Fuel-ups

  Property of moons31

• 28.4 Avg MPG

• Bluie

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Apr 2022 • 106 Fuel-ups

  Property of TDICup2010

• 34.8 Avg MPG

• Trooper

  2018 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2024 • 8 Fuel-ups

  Property of 2Fast2Furious

• 32.4 Avg MPG

• Blue Bullet

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Oct 2019 • 57 Fuel-ups

  Property of Golfman24

• 38.2 Avg MPG

• Little Blue Go Kart

  2018 Mazda 3 Sport 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Aug 2018 • 196 Fuel-ups

  Property of pittim77

• 36.1 Avg MPG

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