Based on data from 518 vehicles, 52,152 fuel-ups and 14,842,971 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 1226 outliers (2.30%) removed.

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

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• Hobo3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Aug 2018 • 88 Fuel-ups

  Property of Hoboknife

• 33.9 Avg MPG

• Mazda 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Apr 2018 • 273 Fuel-ups

  Property of jaredd19

• 29.8 Avg MPG

• Mazda3 Sport 2.2d

  2015 Mazda 3 Sport L4 DIESEL Manual 6 Speed Hatchback
  Added Nov 2021 • 41 Fuel-ups

  Property of TurboTomato

• 39.3 Avg MPG

• Mazda 3

  2015 Mazda 3 s Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Oct 2023 • 15 Fuel-ups

  Property of jonvanos

• 31.0 Avg MPG

• Mazdang

  2015 Mazda 3 Optimum L4 GAS
  Added Oct 2017 • 153 Fuel-ups

  Property of eliland

• 36.8 Avg MPG

• My 3

  2015 Mazda 3
  Added Jul 2023 • 18 Fuel-ups

  Property of sarahjalouqa

• 22.1 Avg MPG

• Mazda 3 yaaa

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Jun 2019 • 90 Fuel-ups

  Property of duk242

• 30.5 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2016 • 236 Fuel-ups

  Property of koberj

• 32.3 Avg MPG

• My Mazda

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added May 2021 • 87 Fuel-ups

  Property of katiejo12

• 28.7 Avg MPG

• Mazda 3 Grey

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed
  Added Nov 2018 • 299 Fuel-ups

  Property of kerhe

• 30.5 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Mar 2019 • 341 Fuel-ups

  Property of 350XCF

• 32.9 Avg MPG

• Mazda

  2015 Mazda 3 I Sport 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Feb 2015 • 114 Fuel-ups

  Property of KaneHusky

• 32.8 Avg MPG

• Mazda 3

  2015 Mazda 3 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Sep 2015 • 120 Fuel-ups

  Property of streetsharK

• 32.2 Avg MPG

• Mazda3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Oct 2017 • 22 Fuel-ups

  Property of RaviG

• 30.7 Avg MPG

• My First Car

  2015 Mazda 3 S 2.5L L4 GAS Hatchback
  Added May 2021 • 24 Fuel-ups

  Property of Aldelo

• 28.9 Avg MPG

• Mazderati

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Standard 6 Speed
  Added Sep 2016 • 263 Fuel-ups

  Property of eburghar

• 26.6 Avg MPG

• Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2016 • 94 Fuel-ups

  Property of lawriebeales

• 28.6 Avg MPG

• Sam's 2015 Mazda 3 i Grand Touring

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Apr 2022 • 51 Fuel-ups

  Property of samsunite00

• 33.4 Avg MPG

• Mazda3

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added Sep 2016 • 126 Fuel-ups

  Property of jmlavoie7

• 28.0 Avg MPG

• Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Jan 2018 • 156 Fuel-ups

  Property of mlallier

• 31.3 Avg MPG

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