Based on data from 515 vehicles, 52,920 fuel-ups and 15,038,026 miles of driving, the 2015 Mazda 3 gets a combined Avg MPG of 31.06 with a 0.05 MPG margin of error.

Any Engine Type 2.0L L4 GAS (329) 2.5L L4 GAS (118) GAS (1) L4 DIESEL (6) L4 GAS (16) Any Body Style Sedan (99) Hatchback (130) Any Submodel Touring+ (3) MAXX (5) S (8) Sport (9) i SV (11) i (15) GX (18) GT (25) s Touring (26) Base (29) I Sport (38) GS (45) s Grand Touring (45) i Grand Touring (62) I Touring (119) Other (57)

Below you can see a distribution of the fuel-ups with 1200 outliers (2.22%) removed.

Following shows the average MPG of each of the 515 vehicles in the system.

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• Mazda

  2015 Mazda 3 Sport
  Added Mar 2017 • 390 Fuel-ups

  Property of SamRD

• 30.6 Avg MPG

• Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2015 • 229 Fuel-ups

  Property of hamdonas

• 26.9 Avg MPG

• My 3

  2015 Mazda 3 I Sport 2.0L L4 GAS Automatic 6 Speed
  Added Jul 2024 • 17 Fuel-ups

  Property of ZircoBen

• 35.4 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 Sport Automatic 6 Speed
  Added Oct 2021 • 109 Fuel-ups

  Property of RacerRex

• 30.8 Avg MPG

• 2015 Mazda 3 iGT 6MT

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Jul 2022 • 90 Fuel-ups

  Property of awmeyer405

• 31.5 Avg MPG

• notMyMazda

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added May 2016 • 208 Fuel-ups

  Property of adamclark

• 32.8 Avg MPG

• Mazda 3 iGT

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Jul 2018 • 434 Fuel-ups

  Property of jhnysnz

• 22.9 Avg MPG

• My First Car

  2015 Mazda 3 S 2.5L L4 GAS Hatchback
  Added May 2021 • 32 Fuel-ups

  Property of Aldelo

• 29.8 Avg MPG

• Silver Mazda3

  2015 Mazda 3 MAXX
  Added Jun 2015 • 210 Fuel-ups

  Property of vroom-vroom

• 30.5 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added May 2017 • 736 Fuel-ups

  Property of tatrtalk

• 28.4 Avg MPG

• Mazda 3 yaaa

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Jun 2019 • 105 Fuel-ups

  Property of duk242

• 30.5 Avg MPG

• Daisy

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Oct 2019 • 323 Fuel-ups

  Property of kenzielong

• 29.8 Avg MPG

• My 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Feb 2024 • 132 Fuel-ups

  Property of descobarser

• 33.9 Avg MPG

• 2015 Mazda3 Sport GT

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Sep 2015 • 356 Fuel-ups

  Property of Medic33

• 36.2 Avg MPG

• Artie

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Jul 2024 • 7 Fuel-ups

  Property of RieBauer17

• 29.5 Avg MPG

• Lindsey

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2022 • 129 Fuel-ups

  Property of vmmoten

• 30.3 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2024 • 21 Fuel-ups

  Property of Craignard

• 28.9 Avg MPG

• 2015 Mazda3

  2015 Mazda 3 s Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2020 • 101 Fuel-ups

  Property of irrationality

• 29.6 Avg MPG

• Mazda3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2016 • 366 Fuel-ups

  Property of jeffvautin

• 31.5 Avg MPG

• Mazda

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS
  Added Sep 2018 • 631 Fuel-ups

  Property of astone14

• 32.4 Avg MPG

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