Based on data from 518 vehicles, 52,190 fuel-ups and 14,853,284 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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• 2015 Mazda 3

  2015 Mazda 3 Sport Automatic 6 Speed
  Added Oct 2021 • 91 Fuel-ups

  Property of RacerRex

• 30.8 Avg MPG

• Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Standard 6 Speed Sedan
  Added Dec 2017 • 182 Fuel-ups

  Property of Velociraptors

• 32.1 Avg MPG

• My 3

  2015 Mazda 3 GS 2.0L L4 GAS Manual 6 Speed
  Added Jun 2021 • 57 Fuel-ups

  Property of dodder11

• 35.1 Avg MPG

• Mazda 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Feb 2022 • 65 Fuel-ups

  Property of AlfredoAlvarez

• 31.1 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed Sedan
  Added Jan 2024 • 14 Fuel-ups

  Property of ASimpleRx8

• 39.6 Avg MPG

• Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2021 • 48 Fuel-ups

  Property of richyoungren

• 30.8 Avg MPG

• Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2015 • 202 Fuel-ups

  Property of hamdonas

• 27.2 Avg MPG

• Mazda 3

  2015 Mazda 3 I Touring 2,0L L4 GAS Automatic 6 Speed Sedan
  Added May 2023 • 69 Fuel-ups

  Property of dimahatchet

• 25.0 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2021 • 143 Fuel-ups

  Property of KindredCoda

• 24.9 Avg MPG

• 3 SP25

  2015 Mazda 3 Sport
  Added Oct 2020 • 77 Fuel-ups

  Property of jtrott

• 33.1 Avg MPG

• 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

• 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

• My 3

  2015 Mazda 3
  Added Jul 2023 • 18 Fuel-ups

  Property of sarahjalouqa

• 22.1 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

• 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

• 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

• 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

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