Based on data from 244 vehicles, 26,061 fuel-ups and 7,041,053 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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• Mazda

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2023 • 51 Fuel-ups

  Property of Bombutt

• 37.2 Avg MPG

• My 3

  2018 Mazda 3 Sport
  Added Mar 2019 • 294 Fuel-ups

  Property of fordcountry250

• 39.7 Avg MPG

• My 3

  2018 Mazda 3 GS 2.0L L4 GAS Manual 6 Speed
  Added Feb 2019 • 487 Fuel-ups

  Property of ChadM3

• 35.6 Avg MPG

• Mazda 3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Oct 2020 • 231 Fuel-ups

  Property of pjohnson

• 31.6 Avg MPG

• Mazzie the Mazda

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 248 Fuel-ups

  Property of Buckeyenut55

• 29.1 Avg MPG

• Mazda 3

  2018 Mazda 3 G 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2018 • 255 Fuel-ups

  Property of adriantee

• 31.5 Avg MPG

• Mazda 3

  2018 Mazda 3 GT 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Dec 2017 • 116 Fuel-ups

  Property of cp9a

• 28.5 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2024 • 162 Fuel-ups

  Property of moons31

• 28.5 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2021 • 307 Fuel-ups

  Property of ThePres

• 31.3 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Nov 2019 • 197 Fuel-ups

  Property of dchace

• 36.2 Avg MPG

• My 3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2018 • 235 Fuel-ups

  Property of romanroger

• 30.0 Avg MPG

• My 3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added May 2018 • 296 Fuel-ups

  Property of jsmoname

• 29.7 Avg MPG

• 2018 Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Nov 2018 • 354 Fuel-ups

  Property of ajd326

• 30.1 Avg MPG

• 2018 Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 129 Fuel-ups

  Property of mses0804

• 26.6 Avg MPG

• Woo Woo

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Jan 2019 • 185 Fuel-ups

  Property of Cacceleration

• 29.8 Avg MPG

• 2018 Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed
  Added Mar 2018 • 197 Fuel-ups

  Property of OyamaVFR

• 26.2 Avg MPG

• My 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed
  Added Nov 2017 • 213 Fuel-ups

  Property of lmsalman

• 29.8 Avg MPG

• 2018 Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Standard 6 Speed
  Added May 2018 • 192 Fuel-ups

  Property of ayeshamus

• 27.1 Avg MPG

• Mazda

  2018 Mazda 3 Orignal L4 GAS
  Added Oct 2023 • 31 Fuel-ups

  Property of Tscholtz29

• 28.8 Avg MPG

• Mazda3

  2018 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added May 2018 • 123 Fuel-ups

  Property of vriou

• 34.1 Avg MPG

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