Based on data from 515 vehicles, 52,805 fuel-ups and 15,007,459 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 1198 outliers (2.22%) removed.

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

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• 2015 Mazda3 iGT

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Feb 2020 • 119 Fuel-ups

  Property of ZaqHolland

• 29.5 Avg MPG

• Mazda 3

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 278 Fuel-ups

  Property of Goatman

• 25.5 Avg MPG

• My 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Dec 2019 • 106 Fuel-ups

  Property of PaigeOrtiz

• 28.1 Avg MPG

• Mazzy

  2015 Mazda 3 I Sport 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2022 • 126 Fuel-ups

  Property of Kemaz

• 36.4 Avg MPG

• Mazda 3

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Oct 2018 • 74 Fuel-ups

  Property of tware

• 30.1 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS
  Added Feb 2024 • 10 Fuel-ups

  Property of lucasdsf

• 24.7 Avg MPG

• Mazda SP 25 GT

  2015 Mazda 3 SP 25 GT
  Added Mar 2017 • 107 Fuel-ups

  Property of Condor412

• 30.9 Avg MPG

• My 3

  2015 Mazda 3 GS 2.0L L4 GAS Manual 6 Speed
  Added Jun 2021 • 62 Fuel-ups

  Property of dodder11

• 35.1 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Jul 2023 • 408 Fuel-ups

  Property of Slowrunnerz

• 29.4 Avg MPG

• Mazda3

  2015 Mazda 3 s Touring 2.5L L4 GAS Manual 6 Speed
  Added Sep 2016 • 111 Fuel-ups

  Property of jmitten

• 28.3 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed Sedan
  Added Jan 2024 • 33 Fuel-ups

  Property of ASimpleRx8

• 39.4 Avg MPG

• 2015 Mazda3 SGT

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2015 • 185 Fuel-ups

  Property of SKTX

• 28.0 Avg MPG

• Mazda3

  2015 Mazda 3 i SV 2.0L L4 GAS Manual 6 Speed Sedan
  Added Mar 2015 • 186 Fuel-ups

  Property of Azgard85

• 31.0 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Manual 6 Speed Sedan
  Added Oct 2015 • 134 Fuel-ups

  Property of Vistro

• 26.9 Avg MPG

• Blue Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Nov 2018 • 201 Fuel-ups

  Property of agilix

• 36.0 Avg MPG

• Mazda 3

  2015 Mazda 3 I Sport 2.0L L4 GAS Manual 6 Speed
  Added Feb 2016 • 21 Fuel-ups

  Property of charley44

• 31.3 Avg MPG

• Mazda3

  2015 Mazda 3 I Touring 2.0L L4 GAS Manual 6 Speed
  Added Jul 2016 • 419 Fuel-ups

  Property of blakewagner

• 33.1 Avg MPG

• My 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Dec 2023 • 22 Fuel-ups

  Property of DennisC

• 30.6 Avg MPG

• My 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2020 • 9 Fuel-ups

  Property of busdriver1

• 32.6 Avg MPG

• My 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Sep 2022 • 189 Fuel-ups

  Property of Pevps2

• 28.0 Avg MPG

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