Based on data from 244 vehicles, 26,016 fuel-ups and 7,029,019 miles of driving, the 2018 Mazda 3 gets a combined Avg MPG of 29.93 with a 0.07 MPG margin of error.

Any Engine Type 2.0L L4 GAS (66) 2.5L L4 GAS (172) GAS (1) H4 GAS (1) L4 GAS (2) Any Body Style Sedan (32) Hatchback (77) Any Submodel SE (1) S (3) s Grand Touring (3) GX (4) I Touring (5) G (8) GS (10) GT (10) Sport (33) Grand Touring (75) Touring (90) Other (2)

Below you can see a distribution of the fuel-ups with 412 outliers (1.56%) removed.

Following shows the average MPG of each of the 244 vehicles in the system.

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• 2018, Mazda3 Keep

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Jul 2023 • 104 Fuel-ups

  Property of DCMike

• 32.1 Avg MPG

• My 3

  2018 Mazda 3 Sport 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2018 • 234 Fuel-ups

  Property of romanroger

• 30.0 Avg MPG

• Mazda3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added May 2019 • 71 Fuel-ups

  Property of corman84

• 30.8 Avg MPG

• Mazda3 GT

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Jan 2019 • 228 Fuel-ups

  Property of charlygordon

• 26.1 Avg MPG

• Mazda3 5-door GT

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Manual 6 Speed
  Added Oct 2017 • 333 Fuel-ups

  Property of kkilleen

• 33.7 Avg MPG

• Mazda 3

  2018 Mazda 3 G 2,0L L4 GAS Manual 6 Speed Sedan
  Added Dec 2018 • 136 Fuel-ups

  Property of mecka123

• 33.0 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2022 • 70 Fuel-ups

  Property of pizote155

• 27.8 Avg MPG

• My 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Sep 2023 • 13 Fuel-ups

  Property of dirtbaglucy

• 22.2 Avg MPG

• Caitlyn’s 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2018 • 163 Fuel-ups

  Property of scherger

• 28.9 Avg MPG

• Mazda

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Oct 2018 • 126 Fuel-ups

  Property of elenio

• 28.4 Avg MPG

• Alailse

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Oct 2022 • 52 Fuel-ups

  Property of tarpy

• 23.6 Avg MPG

• Mazda3

  2018 Mazda 3 Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Sep 2022 • 22 Fuel-ups

  Property of jaden

• 29.6 Avg MPG

• Mazda 3 '18

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2018 • 245 Fuel-ups

  Property of Pnboo

• 31.1 Avg MPG

• Mazda 3

  2018 Mazda 3 Touring 2.5L L4 GAS Automatic 6 Speed
  Added May 2023 • 172 Fuel-ups

  Property of hurdle6639

• 28.5 Avg MPG

• 2018 Mazda3 [Rally Hatch]

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Feb 2020 • 62 Fuel-ups

  Property of thresham

• 28.0 Avg MPG

• Little Blue Go Kart

  2018 Mazda 3 Sport 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Aug 2018 • 195 Fuel-ups

  Property of pittim77

• 36.1 Avg MPG

• MAZDA 3 2018

  2018 Mazda 3 GX H4 GAS Automatic 6 Speed Hatchback
  Added Sep 2018 • 102 Fuel-ups

  Property of kahahansi

• 30.6 Avg MPG

• My 3

  2018 Mazda 3 Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Apr 2018 • 255 Fuel-ups

  Property of ctreadway

• 31.7 Avg MPG

• Mazda3

  2018 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added May 2018 • 122 Fuel-ups

  Property of vriou

• 34.1 Avg MPG

• Mazda 3 Hatch

  2018 Mazda 3 Sport 2.0L L4 GAS Manual 6 Speed
  Added Feb 2019 • 102 Fuel-ups

  Property of biggestpapi

• 33.9 Avg MPG

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