Based on data from 834 vehicles, 72,742 fuel-ups and 23,631,204 miles of driving, the 2012 Mazda 3 gets a combined Avg MPG of 29.92 with a 0.05 MPG margin of error.

Any Engine Type 2.0L L4 GAS (310) 2.3L L4 GAS (69) 2.5L L4 GAS (29) GAS (15) H2 GAS (1) H4 DIESEL (1) L2 GAS (12) L4 GAS (257) V4 DIESEL (1) V4 GAS (4) Any Body Style Sedan (107) Wagon (1) Hatchback (130) Coupe (1) Any Submodel 2.2 Diesel (1) 1.6 Diesel (2) GT (9) 1.6 (12) GS (13) GX (14) Grand Touring (17) S (23) i Grand Touring (41) i (58) GS-SKY (97) Mazdaspeed (100) I Touring (137) Other (310)

Below you can see a distribution of the fuel-ups with 856 outliers (1.16%) removed.

Following shows the average MPG of each of the 834 vehicles in the system.

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• Meredith (Mazda 3i Touring)

  2012 Mazda 3 I Touring 2.0L L4 GAS Automatic 5 Speed
  Added May 2018 • 194 Fuel-ups

  Property of mangosprout

• 28.0 Avg MPG

• Mk-III

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Mar 2013 • 132 Fuel-ups

  Property of Funkifyurlife

• 30.8 Avg MPG

• Mazda 3i GT

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Automatic 6 Speed
  Added Sep 2016 • 276 Fuel-ups

  Property of mflint

• 33.7 Avg MPG

• 2012 Mazda 3

  2012 Mazda 3 I Touring 2.0L L4 GAS Automatic 5 Speed
  Added May 2018 • 52 Fuel-ups

  Property of Dkhui

• 36.1 Avg MPG

• Mazda 3

  2012 Mazda 3 i 2.0L L4 GAS Automatic 5 Speed Sedan
  Added Dec 2019 • 51 Fuel-ups

  Property of white_viola

• 26.1 Avg MPG

• Slice

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Manual 6 Speed Sedan
  Added Aug 2012 • 422 Fuel-ups

  Property of bounceman

• 30.8 Avg MPG

• Mazda 3

  2012 Mazda 3 2.2 Diesel V4 DIESEL Automatic
  Added Feb 2025 • 106 Fuel-ups

  Property of dennispp

• 24.6 Avg MPG

• Mazda 3

  2012 Mazda 3 i 2.0L L4 GAS Automatic 5 Speed
  Added Feb 2019 • 22 Fuel-ups

  Property of blanksky

• 27.0 Avg MPG

• Mazdarati

  2012 Mazda 3 1.6 GAS Manual 5 Speed Hatchback
  Added Jul 2023 • 12 Fuel-ups

  Property of Lou70

• 38.6 Avg MPG

• My 3

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Automatic 6 Speed
  Added Feb 2024 • 19 Fuel-ups

  Property of trav382

• 30.9 Avg MPG

• Hatchattack

  2012 Mazda 3 I Touring 2.0L L4 GAS Automatic 5 Speed
  Added Apr 2013 • 489 Fuel-ups

  Property of MrCJMJ

• 32.2 Avg MPG

• mz3

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Sep 2013 • 333 Fuel-ups

  Property of sbianconi

• 30.7 Avg MPG

• Speed 3

  2012 Mazda 3 Mazdaspeed 2.3L L4 GAS Automatic 6 Speed Hatchback
  Added Jan 2017 • 223 Fuel-ups

  Property of mikehudsonsucks

• 25.4 Avg MPG

• My Car

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Automatic 6 Speed
  Added Dec 2023 • 3 Fuel-ups

  Property of engjavad

• 25.6 Avg MPG

• My GS

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Manual 6 Speed Sedan
  Added May 2022 • 79 Fuel-ups

  Property of Coffingas

• 31.9 Avg MPG

• Mazda

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Oct 2017 • 289 Fuel-ups

  Property of vinnybhatia

• 31.5 Avg MPG

• 2012 Mazda 3 Hatch

  2012 Mazda 3 i Grand Touring V4 GAS Automatic 6 Speed Hatchback
  Added Dec 2018 • 183 Fuel-ups

  Property of JohnnyRav4

• 31.9 Avg MPG

• Mazda 3

  2012 Mazda 3 GT Sedan
  Added Feb 2024 • 26 Fuel-ups

  Property of ConnorIsNot

• 32.7 Avg MPG

• My 3

  2012 Mazda 3 GX 2.0L L4 GAS Manual 5 Speed
  Added Jul 2023 • 27 Fuel-ups

  Property of KornJam

• 26.7 Avg MPG

• 2012 Mazda3 HB 6AT

  2012 Mazda 3 i 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2024 • 9 Fuel-ups

  Property of eeluk1

• 36.4 Avg MPG

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