Based on data from 244 vehicles, 26,010 fuel-ups and 7,027,369 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 (66) 2.5L L4 GAS (172) GAS (1) H4 GAS (1) L4 GAS (2) Any Body Style Sedan (32) Hatchback (77) Any Submodel SE (1) S (3) s Grand Touring (3) GX (4) I Touring (5) G (8) GS (10) GT (10) Sport (33) Grand Touring (75) Touring (90) Other (2)

Below you can see a distribution of the fuel-ups with 412 outliers (1.56%) removed.

Following shows the average MPG of each of the 244 vehicles in the system.

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• 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

• Red Mazda

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added May 2018 • 37 Fuel-ups

  Property of Flipkal

• 27.9 Avg MPG

• 2018 Mazda 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Jan 2018 • 177 Fuel-ups

  Property of AndreaM07

• 27.4 Avg MPG

• My Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Mar 2018 • 87 Fuel-ups

  Property of Juker72

• 34.4 Avg MPG

• Mazda3 GT sedan

  2018 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Sedan
  Added May 2018 • 70 Fuel-ups

  Property of IMASA

• 29.2 Avg MPG

• 2018 Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Nov 2022 • 82 Fuel-ups

  Property of sfjacobs

• 28.3 Avg MPG

• 3

  2018 Mazda 3 I Touring 2.5L L4 GAS Standard 6 Speed Hatchback
  Added Apr 2020 • 77 Fuel-ups

  Property of rda205

• 28.9 Avg MPG

• Walter

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

  Property of mazguy

• 28.5 Avg MPG

• Mazda 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed Hatchback
  Added Mar 2021 • 183 Fuel-ups

  Property of MoffattJustin03

• 29.4 Avg MPG

• Mazda 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed Hatchback
  Added Mar 2018 • 183 Fuel-ups

  Property of MoffattJustin03

• 29.4 Avg MPG

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