Based on data from 519 vehicles, 53,870 fuel-ups and 15,288,074 miles of driving, the 2015 Mazda 3 gets a combined Avg MPG of 31.05 with a 0.05 MPG margin of error.

Any Engine Type 2.0L L4 GAS (333) 2.5L L4 GAS (118) GAS (1) L4 DIESEL (6) L4 GAS (16) Any Body Style Sedan (101) Hatchback (131) Any Submodel Touring+ (3) MAXX (5) S (8) Sport (9) i SV (11) i (15) GX (19) GT (25) s Touring (26) Base (29) I Sport (38) s Grand Touring (45) GS (46) i Grand Touring (63) I Touring (120) Other (57)

Below you can see a distribution of the fuel-ups with 1241 outliers (2.25%) removed.

Following shows the average MPG of each of the 519 vehicles in the system.

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• Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2015 • 232 Fuel-ups

  Property of hamdonas

• 26.9 Avg MPG

• Mazda 3

  2015 Mazda 3 SportNav
  Added Sep 2023 • 59 Fuel-ups

  Property of wisozem

• 35.1 Avg MPG

• Mazda3

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed
  Added May 2016 • 244 Fuel-ups

  Property of Kardnal

• 27.7 Avg MPG

• Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Standard 6 Speed Sedan
  Added Dec 2017 • 194 Fuel-ups

  Property of Velociraptors

• 32.1 Avg MPG

• Dad's Car

  2015 Mazda 3 i SV 2.0L L4 GAS Automatic 6 Speed
  Added Jul 2017 • 366 Fuel-ups

  Property of jonquigley

• 35.4 Avg MPG

• My First Car

  2015 Mazda 3 S 2.5L L4 GAS Hatchback
  Added May 2021 • 33 Fuel-ups

  Property of Aldelo

• 29.9 Avg MPG

• My 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Feb 2024 • 34 Fuel-ups

  Property of irene_lee_01

• 21.8 Avg MPG

• My 3

  2015 Mazda 3 s Touring 2.5L L4 GAS Automatic 6 Speed
  Added Nov 2024 • 13 Fuel-ups

  Property of bolognabruh

• 32.2 Avg MPG

• My 3

  2015 Mazda 3 i 2.0L L4 GAS Manual 6 Speed
  Added Nov 2023 • 28 Fuel-ups

  Property of j2johnson

• 31.8 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2021 • 168 Fuel-ups

  Property of KindredCoda

• 24.0 Avg MPG

• Mazda 3s Touring Hatchback MT

  2015 Mazda 3 s Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Aug 2015 • 555 Fuel-ups

  Property of tonyride

• 35.2 Avg MPG

• My 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Feb 2024 • 138 Fuel-ups

  Property of descobarser

• 33.8 Avg MPG

• Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2018 • 212 Fuel-ups

  Property of aragul

• 34.4 Avg MPG

• My 3

  2015 Mazda 3 GS 2.0L L4 GAS Manual 6 Speed
  Added Jun 2024 • 26 Fuel-ups

  Property of engggirl

• 33.0 Avg MPG

• Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2016 • 303 Fuel-ups

  Property of tylerawalters

• 29.8 Avg MPG

• Rachel

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Sep 2016 • 798 Fuel-ups

  Property of DSuperwmn

• 27.6 Avg MPG

• Mazda 3

  2015 Mazda 3 GS 2.0L L4 GAS Standard 6 Speed
  Added Mar 2017 • 520 Fuel-ups

  Property of coach5711

• 33.5 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2024 • 24 Fuel-ups

  Property of Craignard

• 28.7 Avg MPG

• Mazda 3 GS

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2024 • 8 Fuel-ups

  Property of _Brick

• 27.7 Avg MPG

• 2015 Mazda3 Sport GT

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Sep 2015 • 364 Fuel-ups

  Property of Medic33

• 36.1 Avg MPG

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