Based on data from 78 vehicles, 7,187 fuel-ups and 2,336,237 miles of driving, the 2018 Mazda 6 gets a combined Avg MPG of 28.82 with a 0.11 MPG margin of error.

Any Engine Type 2.5L L4 GAS (63) 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 (13) Signature (14) Grand Touring Reserve (15)

Below you can see a distribution of the fuel-ups with 97 outliers (1.33%) removed.

Following shows the average MPG of each of the 78 vehicles in the system.

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• Mazda6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2024 • 32 Fuel-ups

  Property of DevinQ

• 30.6 Avg MPG

• 2018 Mazda 6 GTR

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Oct 2018 • 502 Fuel-ups

  Property of areseagle

• 30.6 Avg MPG

• My 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added May 2018 • 269 Fuel-ups

  Property of crawfj

• 26.7 Avg MPG

• The 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Dec 2018 • 227 Fuel-ups

  Property of ssffl

• 31.0 Avg MPG

• My 6

  2018 Mazda 6 Touring
  Added Sep 2019 • 206 Fuel-ups

  Property of springtwig

• 31.7 Avg MPG

• Sixspeed

  2018 Mazda 6 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Sep 2019 • 265 Fuel-ups

  Property of HooperX

• 28.2 Avg MPG

• Betty

  2018 Mazda 6 Sport 2.5L L4 GAS Manual 6 Speed
  Added Dec 2018 • 306 Fuel-ups

  Property of michre

• 29.2 Avg MPG

• Mazda 6

  2018 Mazda 6 Sport 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2021 • 118 Fuel-ups

  Property of JamesBambridge

• 28.7 Avg MPG

• Mazda 6

  2018 Mazda 6 Signature 2.5L L4 GAS Automatic 6 Speed Sedan
  Added May 2024 • 237 Fuel-ups

  Property of Demonsguile

• 28.3 Avg MPG

• 2018 Mazda 6

  2018 Mazda 6 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 93 Fuel-ups

  Property of mryk

• 31.1 Avg MPG

• White Swan

  2018 Mazda 6 Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added May 2021 • 148 Fuel-ups

  Property of jbmorr03

• 32.2 Avg MPG

• Mazda6

  2018 Mazda 6 Signature 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Nov 2019 • 249 Fuel-ups

  Property of yankees25

• 26.7 Avg MPG

• My Mazda6 GT-R

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2019 • 140 Fuel-ups

  Property of kswan53

• 27.9 Avg MPG

• My 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2019 • 260 Fuel-ups

  Property of bastmartin

• 30.6 Avg MPG

• Mazda 6 - 2017

  2018 Mazda 6 V
  Added Apr 2018 • 266 Fuel-ups

  Property of Strat

• 32.7 Avg MPG

• Red Mazda 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Oct 2022 • 96 Fuel-ups

  Property of TheWetBandit

• 24.9 Avg MPG

• Mazda 6

  2018 Mazda 6 Signature 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Mar 2021 • 145 Fuel-ups

  Property of cpalenshus

• 29.8 Avg MPG

• Mazda

  2018 Mazda 6 Atenza Wagon L4 GAS Automatic 6 Speed Wagon
  Added Feb 2020 • 122 Fuel-ups

  Property of nvfusa

• 20.7 Avg MPG

• My 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Dec 2022 • 53 Fuel-ups

  Property of sschneider1

• 28.1 Avg MPG

• MazdaBlue

  2018 Mazda 6 Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2019 • 179 Fuel-ups

  Property of JPG1

• 30.9 Avg MPG

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