Based on data from 244 vehicles, 26,022 fuel-ups and 7,030,363 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 413 outliers (1.56%) removed.

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

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• My 3

  2018 Mazda 3 GS 2.0L L4 GAS Manual 6 Speed
  Added Feb 2019 • 486 Fuel-ups

  Property of ChadM3

• 35.6 Avg MPG

• Ed’s Mazda 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Dec 2018 • 399 Fuel-ups

  Property of iyoulow

• 29.4 Avg MPG

• Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Oct 2019 • 370 Fuel-ups

  Property of jmeister

• 32.9 Avg MPG

• Ruby Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added May 2019 • 61 Fuel-ups

  Property of fpayet

• 26.0 Avg MPG

• Mazda 3 hatchback

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Jun 2019 • 268 Fuel-ups

  Property of subspace23

• 27.6 Avg MPG

• Mazda

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2023 • 50 Fuel-ups

  Property of Bombutt

• 37.2 Avg MPG

• mazzie II

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2022 • 112 Fuel-ups

  Property of retardis

• 24.8 Avg MPG

• Nolly

  2018 Mazda 3 G 2,0L L4 GAS Manual 6 Speed
  Added Aug 2023 • 18 Fuel-ups

  Property of Heijmaph

• 37.7 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.0L L4 GAS Manual 6 Speed
  Added Dec 2018 • 318 Fuel-ups

  Property of jesykaness

• 27.3 Avg MPG

• Bluie

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Apr 2022 • 104 Fuel-ups

  Property of TDICup2010

• 34.8 Avg MPG

• Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2024 • 9 Fuel-ups

  Property of Ardiberen

• 27.3 Avg MPG

• Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2019 • 301 Fuel-ups

  Property of fh-pear

• 31.2 Avg MPG

• Mazda 3GS

  2018 Mazda 3 GS 2.0L L4 GAS Standard 6 Speed Sedan
  Added Jul 2018 • 269 Fuel-ups

  Property of Pinball

• 33.3 Avg MPG

• 2018 Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Nov 2018 • 353 Fuel-ups

  Property of ajd326

• 30.1 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Nov 2019 • 196 Fuel-ups

  Property of dchace

• 36.2 Avg MPG

• My 3

  2018 Mazda 3 Sport
  Added Mar 2019 • 293 Fuel-ups

  Property of fordcountry250

• 39.7 Avg MPG

• Mazda 3

  2018 Mazda 3 G 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2018 • 254 Fuel-ups

  Property of adriantee

• 31.5 Avg MPG

• 2018 Mazda3 Hatchback

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Apr 2019 • 150 Fuel-ups

  Property of thresham

• 28.1 Avg MPG

• 2018 Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Standard 6 Speed
  Added May 2018 • 191 Fuel-ups

  Property of ayeshamus

• 27.1 Avg MPG

• Small Gray Zoom-Zoom

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Jan 2024 • 13 Fuel-ups

  Property of uhNSR

• 38.1 Avg MPG

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