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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• My 3

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Automatic 6 Speed
  Added Apr 2023 • 104 Fuel-ups

  Property of sedonavaughan

• 27.1 Avg MPG

• Molly

  2012 Mazda 3 1.6
  Added Jun 2018 • 204 Fuel-ups

  Property of flanney

• 30.9 Avg MPG

• Baby Blue

  2012 Mazda 3 I Touring 2.0L L4 GAS Automatic 5 Speed
  Added Nov 2015 • 312 Fuel-ups

  Property of RubyAmazed

• 30.3 Avg MPG

• Mazda3

  2012 Mazda 3 I Touring 2.0L L4 GAS Automatic 5 Speed Sedan
  Added Jan 2017 • 104 Fuel-ups

  Property of wsmith85

• 22.9 Avg MPG

• Mazda3

  2012 Mazda 3 i 2.0L L4 GAS
  Added Jan 2025 • 433 Fuel-ups

  Property of bradennis

• 34.0 Avg MPG

• My 3

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2020 • 93 Fuel-ups

  Property of Sushiholic11

• 28.7 Avg MPG

• Avery Mazda 3

  2012 Mazda 3 i 2.0L L4 GAS Automatic 5 Speed Sedan
  Added Aug 2023 • 3 Fuel-ups

  Property of Tnman

• 33.9 Avg MPG

• Mazda 3

  2012 Mazda 3 i Grand Touring
  Added Aug 2023 • 43 Fuel-ups

  Property of rudj

• 29.8 Avg MPG

• Mazda 3 i Sport

  2012 Mazda 3 i 2.0L L4 GAS Automatic 5 Speed
  Added Aug 2021 • 79 Fuel-ups

  Property of Big_Beef

• 26.9 Avg MPG

• Mazda 3

  2012 Mazda 3 S 2.5L L4 GAS Automatic Sedan
  Added Jan 2025 • 47 Fuel-ups

  Property of ASAGas

• 24.9 Avg MPG

• Christine's Mazda

  2012 Mazda 3 I Touring 2.0L L4 GAS Automatic 5 Speed Sedan
  Added Feb 2017 • 67 Fuel-ups

  Property of samsunite00

• 30.9 Avg MPG

• Mazda3

  2012 Mazda 3 i Grand Touring
  Added Aug 2016 • 186 Fuel-ups

  Property of mcquill

• 30.6 Avg MPG

• Mazda

  2012 Mazda 3 I Touring 2.0L L4 GAS Automatic 5 Speed
  Added Jul 2024 • 13 Fuel-ups

  Property of buzz04m

• 35.4 Avg MPG

• Myst

  2012 Mazda 3 I Touring 2.0L L4 GAS Automatic 5 Speed Sedan
  Added Dec 2015 • 312 Fuel-ups

  Property of Shifty54

• 30.4 Avg MPG

• Great Little Car

  2012 Mazda 3 I Touring 2.0L L4 GAS Automatic 5 Speed
  Added Jun 2022 • 83 Fuel-ups

  Property of paxman356

• 34.3 Avg MPG

• 2012 Mazda 3

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Jun 2024 • 21 Fuel-ups

  Property of RonMax86

• 37.2 Avg MPG

• 2012 3

  2012 Mazda 3 i Grand Touring L4 GAS Automatic 6 Speed Sedan
  Added Feb 2025 • 96 Fuel-ups

  Property of jgillaspy313

• 32.4 Avg MPG

• Mazda 2012

  2012 Mazda 3 GX 2.0L L4 GAS Automatic 5 Speed Sedan
  Added Aug 2024 • 13 Fuel-ups

  Property of realbarbarian

• 15.5 Avg MPG

• My 3

  2012 Mazda 3 i 2.0L L4 GAS Automatic 5 Speed
  Added Nov 2024 • 3 Fuel-ups

  Property of t-wrex

• 33.6 Avg MPG

• Magnolia (Magz)

  2012 Mazda 3 GS-SKY 2.0L L4 GAS Manual 6 Speed
  Added Jul 2023 • 33 Fuel-ups

  Property of christinh

• 34.3 Avg MPG

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