Based on data from 253 vehicles, 27,918 fuel-ups and 7,563,260 miles of driving, the 2018 Mazda 3 gets a combined Avg MPG of 29.97 with a 0.06 MPG margin of error.

Any Engine Type 2.0L L4 GAS (72) 2.5L L4 GAS (175) GAS (1) H4 GAS (1) L4 GAS (2) Any Body Style Sedan (34) Hatchback (74) Any Submodel SE (1) s Grand Touring (2) S (4) GX (4) I Touring (5) G (9) GT (10) GS (11) Sport (37) Grand Touring (76) Touring (92) Other (2)

Below you can see a distribution of the fuel-ups with 462 outliers (1.63%) removed.

Following shows the average MPG of each of the 253 vehicles in the system.

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• Mazda 3

  2018 Mazda 3 SP25 Astina L4 GAS
  Added Jun 2019 • 45 Fuel-ups

  Property of h22sean

• 31.1 Avg MPG

• Lars

  2018 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added Sep 2018 • 153 Fuel-ups

  Property of ricardodavidson1

• 24.9 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Feb 2019 • 80 Fuel-ups

  Property of khoroshavtsev

• 28.6 Avg MPG

• Sassy

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

  Property of Ms_burdette

• 28.5 Avg MPG

• Elsa

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Aug 2018 • 145 Fuel-ups

  Property of lovemysantafe

• 29.3 Avg MPG

• Mazda 3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Oct 2018 • 48 Fuel-ups

  Property of lacpa

• 30.4 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2019 • 72 Fuel-ups

  Property of starling72

• 29.0 Avg MPG

• Mazda 3 Hatch

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added May 2020 • 24 Fuel-ups

  Property of wikid_one

• 33.0 Avg MPG

• My 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed
  Added Jan 2019 • 150 Fuel-ups

  Property of usarmd

• 37.7 Avg MPG

• Noah 2.0

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Jul 2018 • 134 Fuel-ups

  Property of alaa007

• 26.2 Avg MPG

• Mazda 3GT

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Jan 2019 • 41 Fuel-ups

  Property of malsbury

• 31.3 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2019 • 146 Fuel-ups

  Property of rangeraic

• 26.3 Avg MPG

• White Beauty

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Dec 2018 • 128 Fuel-ups

  Property of Vman15

• 32.3 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Jun 2018 • 115 Fuel-ups

  Property of Tenchijin

• 29.0 Avg MPG

• MZ3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Dec 2019 • 45 Fuel-ups

  Property of MZ3KB

• 33.4 Avg MPG

• 2018 Mazda 3

  2018 Mazda 3 Sport 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Mar 2019 • 51 Fuel-ups

  Property of drumhead152

• 30.0 Avg MPG

• Mazda 3

  2018 Mazda 3 G 2.0L L4 GAS Standard 6 Speed
  Added Jan 2018 • 4 Fuel-ups

  Property of hhudson26

• 34.8 Avg MPG

• Thelonius

  2018 Mazda 3 Touring 2.5L L4 GAS Standard 6 Speed Hatchback
  Added May 2018 • 203 Fuel-ups

  Property of mzauner

• 32.2 Avg MPG

• RubyRacer

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Aug 2019 • 64 Fuel-ups

  Property of Zotz

• 28.7 Avg MPG

• My 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2020 • 97 Fuel-ups

  Property of DrTrex

• 30.6 Avg MPG

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