Based on data from 518 vehicles, 52,366 fuel-ups and 14,901,724 miles of driving, the 2015 Mazda 3 gets a combined Avg MPG of 31.10 with a 0.05 MPG margin of error.

Any Engine Type 2.0L L4 GAS (325) 2.5L L4 GAS (114) 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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• MZ3 Blue

  2015 Mazda 3 GX 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Dec 2014 • 247 Fuel-ups

  Property of carlodrc

• 33.1 Avg MPG

• Old Mazda 3

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

  Property of dooleynoted

• 16.3 Avg MPG

• Mazda3

  2015 Mazda 3 I Touring 2.0L L4 GAS Standard 6 Speed Hatchback
  Added Aug 2015 • 64 Fuel-ups

  Property of jeanbees

• 28.2 Avg MPG

• Black Zoom Zoom

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2015 • 149 Fuel-ups

  Property of SwimGirl

• 33.2 Avg MPG

• Mazda 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Mar 2016 • 263 Fuel-ups

  Property of edColeman

• 34.0 Avg MPG

• Maz3

  2015 Mazda 3 1.5 L4 GAS
  Added Nov 2015 • 80 Fuel-ups

  Property of gkmazda3

• 37.1 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2017 • 232 Fuel-ups

  Property of brewdad16

• 28.4 Avg MPG

• White Mazda 3

  2015 Mazda 3 I Sport 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2017 • 84 Fuel-ups

  Property of ktorma

• 28.4 Avg MPG

• Mazda3 Hatch

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Dec 2016 • 44 Fuel-ups

  Property of SAPKLP

• 31.7 Avg MPG

• Mmkay

  2015 Mazda 3 I Touring 2.0L L4 GAS Standard 6 Speed Sedan
  Added Dec 2014 • 144 Fuel-ups

  Property of goddardd8

• 35.8 Avg MPG

• Doge M3

  2015 Mazda 3 MAXX
  Added Aug 2017 • 83 Fuel-ups

  Property of karlcaj

• 20.2 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Feb 2023 • 105 Fuel-ups

  Property of jchintk

• 32.3 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Feb 2023 • 105 Fuel-ups

  Property of jchintk

• 32.3 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Jul 2023 • 105 Fuel-ups

  Property of Slowrunnerz

• 32.3 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Jul 2023 • 105 Fuel-ups

  Property of Slowrunnerz

• 32.3 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Jul 2023 • 105 Fuel-ups

  Property of Slowrunnerz

• 32.3 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Jul 2023 • 105 Fuel-ups

  Property of Slowrunnerz

• 32.3 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Aug 2018 • 105 Fuel-ups

  Property of Slowrunnerz

• 32.3 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Jun 2023 • 105 Fuel-ups

  Property of jchintk

• 32.3 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Jun 2023 • 105 Fuel-ups

  Property of jchintk

• 32.3 Avg MPG

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