Based on data from 253 vehicles, 27,954 fuel-ups and 7,571,823 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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• Mazzie

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2022 • 41 Fuel-ups

  Property of retardis

• 21.2 Avg MPG

• Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed
  Added Jul 2018 • 434 Fuel-ups

  Property of wghummel

• 30.2 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2018 • 117 Fuel-ups

  Property of macok1

• 30.5 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed
  Added Feb 2019 • 110 Fuel-ups

  Property of mazda3-5

• 28.1 Avg MPG

• Zoey

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Dec 2017 • 146 Fuel-ups

  Property of pshaffer

• 30.3 Avg MPG

• Ghostrider3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2020 • 20 Fuel-ups

  Property of Ghostrider3

• 25.1 Avg MPG

• 18 Mazda 3 GT

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Jun 2019 • 99 Fuel-ups

  Property of KensTDI

• 36.9 Avg MPG

• G's Mazda 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Feb 2019 • 83 Fuel-ups

  Property of drw1926

• 32.6 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Jul 2018 • 21 Fuel-ups

  Property of Motoroadies

• 32.8 Avg MPG

• Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2019 • 88 Fuel-ups

  Property of baker269

• 27.8 Avg MPG

• Mazda 18

  2018 Mazda 3 S 2.5L L4 GAS Manual 6 Speed
  Added Nov 2018 • 72 Fuel-ups

  Property of alexsaldua

• 30.7 Avg MPG

• My 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Nov 2020 • 78 Fuel-ups

  Property of stevnpham

• 25.6 Avg MPG

• Blue Car

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2022 • 272 Fuel-ups

  Property of bigj231

• 32.9 Avg MPG

• Mazda3 Hatchback

  2018 Mazda 3 Touring 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2019 • 54 Fuel-ups

  Property of JShaul

• 26.5 Avg MPG

• Maury the Mazda

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed
  Added Feb 2021 • 73 Fuel-ups

  Property of AdamSC1997

• 29.4 Avg MPG

• Echo

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2020 • 235 Fuel-ups

  Property of acaberer89

• 29.4 Avg MPG

• Three

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Apr 2021 • 60 Fuel-ups

  Property of MadrigalRose

• 34.4 Avg MPG

• Mazda 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Feb 2020 • 44 Fuel-ups

  Property of bhaze037

• 24.5 Avg MPG

• Mazda 3 Manual

  2018 Mazda 3 Sport 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Mar 2021 • 50 Fuel-ups

  Property of Kuripot_Kevin

• 37.2 Avg MPG

• My 3

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

  Property of smallen13

• 28.8 Avg MPG

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