Based on data from 253 vehicles, 27,973 fuel-ups and 7,576,790 miles of driving, the 2018 Mazda 3 gets a combined Avg MPG of 29.97 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 462 outliers (1.62%) removed.

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

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• 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

• 2018 Mazda3 Hatchback

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Apr 2019 • 168 Fuel-ups

  Property of thresham

• 28.2 Avg MPG

• ‘18 Mazda 3 SE

  2018 Mazda 3 SE 2.0L L4 GAS Automatic 6 Speed
  Added May 2022 • 91 Fuel-ups

  Property of fastNugly

• 30.2 Avg MPG

• 2018 Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed
  Added Mar 2018 • 211 Fuel-ups

  Property of OyamaVFR

• 26.3 Avg MPG

• Mazda 3 “Primo Marzo”

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed
  Added Oct 2024 • 94 Fuel-ups

  Property of catent

• 34.9 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2018 • 161 Fuel-ups

  Property of simonjpmay

• 27.3 Avg MPG

• Mazda 3 Neo

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2018 • 52 Fuel-ups

  Property of dubsy

• 25.6 Avg MPG

• 2018 Mazda3 [Rally Hatch]

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Feb 2020 • 70 Fuel-ups

  Property of thresham

• 28.4 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

• 2018 Mazda 3 - Machine Gray

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Aug 2022 • 173 Fuel-ups

  Property of zerhusbt

• 35.1 Avg MPG

• Cloud

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Jan 2018 • 164 Fuel-ups

  Property of ACD63

• 31.3 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

• 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

• Mazda

  2018 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed Sedan
  Added May 2024 • 19 Fuel-ups

  Property of Mattpreat

• 36.9 Avg MPG

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