Based on data from 518 vehicles, 52,243 fuel-ups and 14,868,676 miles of driving, the 2015 Mazda 3 gets a combined Avg MPG of 31.11 with a 0.05 MPG margin of error.

Any Engine Type 2.0L L4 GAS (325) 2.5L L4 GAS (113) GAS (1) L4 DIESEL (6) L4 GAS (26) Any Body Style Sedan (97) Hatchback (140) Any Submodel Touring+ (3) MAXX (5) S (8) Sport (9) i SV (10) i (15) GX (18) GT (25) s Touring (25) I Sport (38) Base (39) GS (43) s Grand Touring (43) i Grand Touring (61) I Touring (119) Other (57)

Below you can see a distribution of the fuel-ups with 1227 outliers (2.29%) removed.

Following shows the average MPG of each of the 518 vehicles in the system.

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• Mazda 3i Grand Touring

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Mar 2015 • 83 Fuel-ups

  Property of g00ber

• 29.5 Avg MPG

• My 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Jul 2020 • 21 Fuel-ups

  Property of RomanCenturion

• 27.5 Avg MPG

• Mai's car

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2015 • 125 Fuel-ups

  Property of cwcooknc

• 34.6 Avg MPG

• Mike

  2015 Mazda 3 I Touring 2.0L L4 GAS Hatchback
  Added Feb 2024 • 528 Fuel-ups

  Property of mpgillenwater

• 37.1 Avg MPG

• 3 Hatch

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added May 2015 • 223 Fuel-ups

  Property of dk1219

• 29.8 Avg MPG

• Mazda3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 63 Fuel-ups

  Property of coorshtexas

• 27.9 Avg MPG

• Mazda

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2018 • 207 Fuel-ups

  Property of Exigence

• 35.4 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Manual 6 Speed
  Added Jul 2015 • 186 Fuel-ups

  Property of MacSaber

• 32.7 Avg MPG

• My Mazda3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Hatchback (4 Door)
  Added May 2015 • 137 Fuel-ups

  Property of CindyDong

• 33.6 Avg MPG

• Myzda

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Jul 2018 • 115 Fuel-ups

  Property of mkilman

• 27.2 Avg MPG

• Mazda3

  2015 Mazda 3 I Sport 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Jan 2021 • 3 Fuel-ups

  Property of aaronb532

• 37.5 Avg MPG

• Snowball

  2015 Mazda 3 i 2.0L L4 GAS Standard 6 Speed Hatchback
  Added Sep 2018 • 143 Fuel-ups

  Property of danidanani

• 34.5 Avg MPG

• Shavon

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Jan 2021 • 226 Fuel-ups

  Property of hash_brown

• 30.3 Avg MPG

• Mazda 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Jan 2019 • 25 Fuel-ups

  Property of congchen5

• 28.5 Avg MPG

• Caz

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Jan 2016 • 244 Fuel-ups

  Property of Mazda3iTouring

• 36.7 Avg MPG

• My Mazda 3

  2015 Mazda 3
  Added May 2015 • 107 Fuel-ups

  Property of ionfog

• 27.9 Avg MPG

• Mazda

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Nov 2018 • 288 Fuel-ups

  Property of atfiveam

• 36.4 Avg MPG

• Mazda 3

  2015 Mazda 3 MAXX L4 GAS Automatic 6 Speed
  Added Mar 2017 • 69 Fuel-ups

  Property of kingrolo

• 26.7 Avg MPG

• My 3

  2015 Mazda 3 I Sport 2,0L L4 GAS Standard 6 Speed
  Added Dec 2015 • 125 Fuel-ups

  Property of nyquist

• 27.7 Avg MPG

• Courtney’s Mazda

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added May 2019 • 72 Fuel-ups

  Property of courtneypaige

• 33.4 Avg MPG

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