Based on data from 527 vehicles, 55,089 fuel-ups and 15,651,188 miles of driving, the 2015 Mazda 3 gets a combined Avg MPG of 31.07 with a 0.05 MPG margin of error.

Any Engine Type 2.0L L4 GAS (338) 2.5L L4 GAS (118) GAS (1) L4 DIESEL (6) L4 GAS (16) Any Body Style Sedan (100) Hatchback (134) Any Submodel Touring+ (4) MAXX (6) S (8) Sport (9) i SV (11) i (15) GX (19) GT (25) s Touring (26) Base (30) I Sport (39) s Grand Touring (45) GS (47) i Grand Touring (65) I Touring (121) Other (57)

Below you can see a distribution of the fuel-ups with 1230 outliers (2.18%) removed.

Following shows the average MPG of each of the 527 vehicles in the system.

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• 2015 Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2023 • 1009 Fuel-ups

  Property of spamme

• 25.8 Avg MPG

• Gray Mazda

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Mar 2025 • 3 Fuel-ups

  Property of mrflac

• 31.8 Avg MPG

• My 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Dec 2019 • 107 Fuel-ups

  Property of PaigeOrtiz

• 28.1 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Apr 2017 • 223 Fuel-ups

  Property of MetalTA92

• 32.0 Avg MPG

• 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Mar 2019 • 321 Fuel-ups

  Property of JakeMDVehicles

• 31.9 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Jan 2025 • 6 Fuel-ups

  Property of dlgold09

• 33.7 Avg MPG

• Mazda 3

  2015 Mazda 3 s Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Nov 2014 • 259 Fuel-ups

  Property of sjyoung12

• 29.5 Avg MPG

• My 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jul 2024 • 35 Fuel-ups

  Property of sammyyoyo

• 26.7 Avg MPG

• Dad's Car

  2015 Mazda 3 i SV 2.0L L4 GAS Automatic 6 Speed
  Added Jul 2017 • 376 Fuel-ups

  Property of jonquigley

• 35.4 Avg MPG

• Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Standard 6 Speed Sedan
  Added Dec 2017 • 197 Fuel-ups

  Property of Velociraptors

• 32.1 Avg MPG

• Mazda

  2015 Mazda 3 Sport
  Added Mar 2017 • 399 Fuel-ups

  Property of SamRD

• 30.7 Avg MPG

• Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2015 • 239 Fuel-ups

  Property of hamdonas

• 26.8 Avg MPG

• Mark

  2015 Mazda 3 I Sport 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Feb 2025 • 21 Fuel-ups

  Property of Mparadis

• 35.2 Avg MPG

• Mazda 3 Grey

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed
  Added Nov 2018 • 317 Fuel-ups

  Property of kerhe

• 30.1 Avg MPG

• Clover

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added May 2016 • 257 Fuel-ups

  Property of PtGrill

• 28.1 Avg MPG

• 3 SP25

  2015 Mazda 3 Sport
  Added Oct 2020 • 90 Fuel-ups

  Property of jtrott

• 33.1 Avg MPG

• Mazda 3

  2015 Mazda 3 GS 2.0L L4 GAS Standard 6 Speed
  Added Mar 2017 • 530 Fuel-ups

  Property of coach5711

• 33.5 Avg MPG

• My 3

  2015 Mazda 3 i 2.0L L4 GAS Manual 6 Speed
  Added Nov 2023 • 30 Fuel-ups

  Property of j2johnson

• 31.8 Avg MPG

• Lindsey

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2022 • 139 Fuel-ups

  Property of vmmoten

• 30.1 Avg MPG

• Mazda 3 GS

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2024 • 15 Fuel-ups

  Property of _Brick

• 27.5 Avg MPG

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