Based on data from 226 vehicles, 20,021 fuel-ups and 5,419,328 miles of driving, the 2018 Mazda 3 gets a combined Avg MPG of 30.00 with a 0.08 MPG margin of error.

Any Engine Type 2.0L L4 GAS (63) 2.5L L4 GAS (158) GAS (1) H4 GAS (1) L4 GAS (1) Any Body Style Sedan (30) Hatchback (75) Any Submodel SE (1) S (3) s Grand Touring (3) GX (4) I Touring (4) G (7) GT (9) GS (10) Sport (30) Grand Touring (70) Touring (84) Other (1)

Below you can see a distribution of the fuel-ups with 305 outliers (1.50%) removed.

Following shows the average MPG of each of the 226 vehicles in the system.

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• Brown bae

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Nov 2020 • 146 Fuel-ups

  Property of lc7926

• 28.7 Avg MPG

• Little Blue Go Kart

  2018 Mazda 3 Sport 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Aug 2018 • 154 Fuel-ups

  Property of pittim77

• 36.3 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.0L L4 GAS Manual 6 Speed
  Added Dec 2018 • 203 Fuel-ups

  Property of jesykaness

• 27.2 Avg MPG

• 2018 Mazda3 Hatchback

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Apr 2019 • 100 Fuel-ups

  Property of thresham

• 27.9 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Standard 6 Speed
  Added Jun 2018 • 291 Fuel-ups

  Property of ZoomZoomPH

• 32.5 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Jun 2019 • 465 Fuel-ups

  Property of alexbuller

• 30.8 Avg MPG

• Mazda 3 hatchback

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Jun 2019 • 187 Fuel-ups

  Property of subspace23

• 26.9 Avg MPG

• Blue Bird

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Feb 2019 • 129 Fuel-ups

  Property of Lightning44

• 32.3 Avg MPG

• Trinity

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed
  Added May 2021 • 70 Fuel-ups

  Property of Cowens621

• 28.3 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jul 2018 • 278 Fuel-ups

  Property of gidgetgirl

• 27.1 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed
  Added Feb 2021 • 104 Fuel-ups

  Property of benlbalaban

• 28.0 Avg MPG

• My 3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added May 2018 • 180 Fuel-ups

  Property of jsmoname

• 30.2 Avg MPG

• Mazzie

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

  Property of retardis

• 21.5 Avg MPG

• Ed’s Mazda 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Dec 2018 • 283 Fuel-ups

  Property of iyoulow

• 29.8 Avg MPG

• Bluie

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Apr 2022 • 18 Fuel-ups

  Property of TDICup2010

• 34.9 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Feb 2019 • 164 Fuel-ups

  Property of acedeuce802

• 29.8 Avg MPG

• Mazda 3 Hatch

  2018 Mazda 3 Sport 2.0L L4 GAS Manual 6 Speed
  Added Feb 2019 • 77 Fuel-ups

  Property of biggestpapi

• 33.7 Avg MPG

• My 3

  2018 Mazda 3 GS 2.0L L4 GAS Manual 6 Speed
  Added Feb 2019 • 383 Fuel-ups

  Property of ChadM3

• 36.0 Avg MPG

• Jon

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Dec 2018 • 288 Fuel-ups

  Property of jonny772

• 29.9 Avg MPG

• 2018 Mazda3

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

  Property of tart05

• 27.5 Avg MPG

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