Based on data from 219 vehicles, 15,345 fuel-ups and 4,148,027 miles of driving, the 2018 Mazda 3 gets a combined Avg MPG of 30.02 with a 0.09 MPG margin of error.

Any Engine Type 2.0L L4 GAS (60) 2.5L L4 GAS (154) GAS (1) H4 GAS (1) L4 GAS (1) Any Body Style Sedan (30) Hatchback (75) Any Submodel S (3) I Touring (3) s Grand Touring (3) GX (4) G (5) GT (9) GS (10) Sport (30) Grand Touring (69) Touring (82) Other (1)

Below you can see a distribution of the fuel-ups with 201 outliers (1.29%) removed.

Following shows the average MPG of each of the 219 vehicles in the system.

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• Little Blue Go Kart

  2018 Mazda 3 Sport 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Aug 2018 • 118 Fuel-ups

  Property of pittim77

• 36.6 Avg MPG

• Jon

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Dec 2018 • 196 Fuel-ups

  Property of jonny772

• 30.2 Avg MPG

• Mazda 3 GT

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Jan 2019 • 120 Fuel-ups

  Property of charlygordon

• 26.5 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.0L L4 GAS Manual 6 Speed
  Added Dec 2018 • 126 Fuel-ups

  Property of jesykaness

• 27.3 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Nov 2020 • 46 Fuel-ups

  Property of stevnpham

• 25.1 Avg MPG

• Maury the Mazda

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed
  Added Feb 2021 • 39 Fuel-ups

  Property of AdamSC1997

• 30.4 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS
  Added Feb 2021 • 61 Fuel-ups

  Property of benlbalaban

• 26.8 Avg MPG

• Mazda3 Hatchback

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed
  Added Mar 2019 • 66 Fuel-ups

  Property of jkellynelson

• 31.0 Avg MPG

• My 3

  2018 Mazda 3 GS 2.0L L4 GAS Manual 6 Speed
  Added Feb 2019 • 295 Fuel-ups

  Property of ChadM3

• 36.0 Avg MPG

• White Horse

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Nov 2018 • 75 Fuel-ups

  Property of Allaboutthatsavings

• 31.1 Avg MPG

• My Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added May 2019 • 29 Fuel-ups

  Property of jamieyang89

• 24.1 Avg MPG

• Echo

  2018 Mazda 3 Touring 2.5L L4 GAS Hatchback
  Added Mar 2020 • 180 Fuel-ups

  Property of acaberer89

• 29.5 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed
  Added Dec 2018 • 60 Fuel-ups

  Property of smallen13

• 29.1 Avg MPG

• Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2019 • 74 Fuel-ups

  Property of baker269

• 27.7 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Mar 2018 • 95 Fuel-ups

  Property of OyamaVFR

• 26.0 Avg MPG

• My 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jul 2018 • 273 Fuel-ups

  Property of andrewchumchal

• 28.2 Avg MPG

• Mazda 3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2018 • 145 Fuel-ups

  Property of adriantee

• 33.1 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2018 • 92 Fuel-ups

  Property of macok1

• 30.2 Avg MPG

• My 3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2018 • 134 Fuel-ups

  Property of ScottII

• 32.9 Avg MPG

• Mazda3

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

  Property of ajd326

• 29.5 Avg MPG

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