Based on data from 80 vehicles, 7,965 fuel-ups and 2,615,990 miles of driving, the 2018 Mazda 6 gets a combined Avg MPG of 28.98 with a 0.11 MPG margin of error.

Any Engine Type 2.5L L4 GAS (64) L4 DIESEL (1) L4 GAS (5) V4 GAS (1) Any Body Style Sedan (36) Wagon (5) Any Submodel I Sport (1) Grand Touring Reserve (1) Atenza Wagon (1) GS-L (2) Base (4) GT (4) V (4) Grand Touring (9) 1.5 RS CVT Honda SENSING (10) Touring (13) Signature (15) Grand Touring Reserve (15) Other (1)

Below you can see a distribution of the fuel-ups with 131 outliers (1.62%) removed.

Following shows the average MPG of each of the 80 vehicles in the system.

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• 2018 Mazda 6 GTR

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Oct 2018 • 580 Fuel-ups

  Property of areseagle

• 30.6 Avg MPG

• Mazda6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2024 • 80 Fuel-ups

  Property of DevinQ

• 30.3 Avg MPG

• 2018 Mazda 6

  2018 Mazda 6 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 109 Fuel-ups

  Property of mryk

• 31.2 Avg MPG

• Betty

  2018 Mazda 6 1.5 RS CVT Honda SENSING 2.5L L4 GAS Manual 6 Speed
  Added Dec 2018 • 359 Fuel-ups

  Property of michre

• 29.0 Avg MPG

• The 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Dec 2018 • 261 Fuel-ups

  Property of ssffl

• 31.0 Avg MPG

• My 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added May 2018 • 317 Fuel-ups

  Property of crawfj

• 26.7 Avg MPG

• MazdaBlue

  2018 Mazda 6 Touring 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2019 • 198 Fuel-ups

  Property of JPG1

• 30.8 Avg MPG

• Mazda 6

  2018 Mazda 6 Signature 2.5L L4 GAS Automatic 6 Speed Sedan
  Added May 2024 • 310 Fuel-ups

  Property of Demonsguile

• 28.5 Avg MPG

• Sixspeed

  2018 Mazda 6 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Sep 2019 • 319 Fuel-ups

  Property of HooperX

• 28.3 Avg MPG

• Mazda 6

  2018 Mazda 6 Signature 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Mar 2021 • 177 Fuel-ups

  Property of cpalenshus

• 29.7 Avg MPG

• Six

  2018 Mazda 6 Signature 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Jan 2025 • 5 Fuel-ups

  Property of Hamlet

• 31.8 Avg MPG

• My 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2019 • 296 Fuel-ups

  Property of bastmartin

• 30.7 Avg MPG

• My 6

  2018 Mazda 6 Touring
  Added Sep 2019 • 248 Fuel-ups

  Property of springtwig

• 31.7 Avg MPG

• My 6

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Dec 2022 • 77 Fuel-ups

  Property of sschneider1

• 28.3 Avg MPG

• My Mazda6 GT-R

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2019 • 160 Fuel-ups

  Property of kswan53

• 27.5 Avg MPG

• Mazda 6

  2018 Mazda 6 1.5 RS CVT Honda SENSING 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2021 • 152 Fuel-ups

  Property of JamesBambridge

• 28.9 Avg MPG

• My 6

  2018 Mazda 6 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Feb 2020 • 180 Fuel-ups

  Property of pypd

• 33.7 Avg MPG

• Mazda6

  2018 Mazda 6 V Automatic 6 Speed Sedan
  Added Jul 2018 • 137 Fuel-ups

  Property of jabamx6

• 27.7 Avg MPG

• Venus

  2018 Mazda 6 Grand Touring Reserve 2.5L L4 GAS Automatic 6 Speed
  Added Sep 2019 • 126 Fuel-ups

  Property of gdwriter

• 28.4 Avg MPG

• Mazda 6 - 2017

  2018 Mazda 6 V
  Added Apr 2018 • 282 Fuel-ups

  Property of Strat

• 32.8 Avg MPG

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