Based on data from 79 vehicles, 6,909 fuel-ups and 2,240,065 miles of driving, the 2018 Mazda 6 gets a combined Avg MPG of 28.80 with a 0.12 MPG margin of error.

Any Engine Type 2.5L L4 GAS (64) L4 GAS (5) V4 GAS (1) Any Body Style Sedan (35) Wagon (4) Any Submodel I Sport (1) Grand Touring Reserve (1) Atenza Wagon (1) GS-L (2) Base (4) GT (4) V (4) Grand Touring (9) Sport (10) Touring (14) Signature (14) Grand Touring Reserve (15)

Below you can see a distribution of the fuel-ups with 96 outliers (1.37%) removed.

Following shows the average MPG of each of the 79 vehicles in the system.

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• Betty

  2018 Mazda 6 Sport 2.5L L4 GAS Manual 6 Speed
  Added Dec 2018 • 291 Fuel-ups

  Property of michre

• 29.2 Avg MPG

• Mazda 6

  2018 Mazda 6 Signature 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Nov 2019 • 220 Fuel-ups

  Property of Demonsguile

• 28.2 Avg MPG

• Sixspeed

  2018 Mazda 6 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Sep 2019 • 252 Fuel-ups

  Property of HooperX

• 28.2 Avg MPG

• Red Mazda 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Oct 2022 • 85 Fuel-ups

  Property of TheWetBandit

• 24.7 Avg MPG

• Mazda6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2024 • 14 Fuel-ups

  Property of DevinQ

• 30.5 Avg MPG

• My 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2019 • 248 Fuel-ups

  Property of bastmartin

• 30.7 Avg MPG

• Mazda 6

  2018 Mazda 6 Sport 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2021 • 107 Fuel-ups

  Property of JamesBambridge

• 28.7 Avg MPG

• Mazda6

  2018 Mazda 6 Signature 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Nov 2019 • 241 Fuel-ups

  Property of yankees25

• 26.9 Avg MPG

• Venus

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Sep 2019 • 104 Fuel-ups

  Property of gdwriter

• 28.4 Avg MPG

• My 6

  2018 Mazda 6 Grand Touring
  Added Feb 2022 • 19 Fuel-ups

  Property of llamateur

• 23.1 Avg MPG

• Mazda 6 - 2017

  2018 Mazda 6 V
  Added Apr 2018 • 255 Fuel-ups

  Property of Strat

• 32.7 Avg MPG

• My 6

  2018 Mazda 6 Touring
  Added Sep 2019 • 192 Fuel-ups

  Property of springtwig

• 31.8 Avg MPG

• Yuki c Iko

  2018 Mazda 6 GT 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2022 • 69 Fuel-ups

  Property of Del64

• 32.5 Avg MPG

• Mazda

  2018 Mazda 6 Atenza Wagon L4 GAS Automatic 6 Speed Wagon
  Added Feb 2020 • 113 Fuel-ups

  Property of nvfusa

• 20.2 Avg MPG

• 2018 Mazda 6 GTR

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Oct 2018 • 476 Fuel-ups

  Property of areseagle

• 30.5 Avg MPG

• My Mazda6 GT-R

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2019 • 134 Fuel-ups

  Property of kswan53

• 27.9 Avg MPG

• 2018 Mazda Atenza/6 2.5

  2018 Mazda 6 Sport 2.5L L4 GAS Manual 6 Speed
  Added Nov 2020 • 198 Fuel-ups

  Property of mattburchett

• 30.9 Avg MPG

• My 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added May 2018 • 256 Fuel-ups

  Property of crawfj

• 26.6 Avg MPG

• White Swan

  2018 Mazda 6 Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added May 2021 • 133 Fuel-ups

  Property of jbmorr03

• 32.1 Avg MPG

• My 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Dec 2022 • 44 Fuel-ups

  Property of sschneider1

• 27.8 Avg MPG

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