Based on data from 253 vehicles, 28,197 fuel-ups and 7,635,627 miles of driving, the 2018 Mazda 3 gets a combined Avg MPG of 29.96 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 468 outliers (1.63%) removed.

Following shows the average MPG of each of the 253 vehicles in the system.

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• MAZDA 3 2018

  2018 Mazda 3 GX H4 GAS Automatic 6 Speed Hatchback
  Added Sep 2018 • 118 Fuel-ups

  Property of kahahansi

• 30.9 Avg MPG

• My 3

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

  Property of anah0413

• 28.8 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2023 • 43 Fuel-ups

  Property of mimos

• 31.2 Avg MPG

• Mazda 3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Aug 2019 • 235 Fuel-ups

  Property of azraul84

• 28.5 Avg MPG

• Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added May 2019 • 80 Fuel-ups

  Property of corman84

• 30.7 Avg MPG

• SoFullyRed

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Jun 2020 • 196 Fuel-ups

  Property of LeeCee

• 32.9 Avg MPG

• Cherry

  2018 Mazda 3 S 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Jul 2020 • 65 Fuel-ups

  Property of pvantonio

• 21.8 Avg MPG

• Mazda 3 Hatchback

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Nov 2017 • 109 Fuel-ups

  Property of hi12

• 29.5 Avg MPG

• Mazda 3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Oct 2024 • 7 Fuel-ups

  Property of jibi

• 31.1 Avg MPG

• Mazda 3 hatchback

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Jun 2019 • 295 Fuel-ups

  Property of subspace23

• 27.5 Avg MPG

• Mazda 3

  2018 Mazda 3 G 2,0L L4 GAS Manual 6 Speed Sedan
  Added Dec 2018 • 153 Fuel-ups

  Property of mecka123

• 33.1 Avg MPG

• My 3

  2018 Mazda 3 G 2.0L L4 GAS Manual 6 Speed
  Added Jul 2024 • 12 Fuel-ups

  Property of bs2017

• 32.0 Avg MPG

• ‘18 Mazda 3 - 6MT

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed
  Added Apr 2021 • 286 Fuel-ups

  Property of jarevalo96

• 30.3 Avg MPG

• Mazda 3

  2018 Mazda 3 G 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2018 • 266 Fuel-ups

  Property of adriantee

• 31.3 Avg MPG

• My 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Apr 2018 • 258 Fuel-ups

  Property of ctreadway

• 31.6 Avg MPG

• Mazinger

  2018 Mazda 3 I Touring 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2019 • 28 Fuel-ups

  Property of IreneMilosh

• 27.6 Avg MPG

• Mazda 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2021 • 14 Fuel-ups

  Property of popularburger2012

• 25.3 Avg MPG

• Trinity

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed
  Added May 2021 • 120 Fuel-ups

  Property of Cowens621

• 27.9 Avg MPG

• Mazda 3 Hatch

  2018 Mazda 3 Sport 2.0L L4 GAS Manual 6 Speed
  Added Feb 2019 • 105 Fuel-ups

  Property of biggestpapi

• 33.8 Avg MPG

• 2018 Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Aug 2019 • 173 Fuel-ups

  Property of chuck07

• 33.4 Avg MPG

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