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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• Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2016 • 267 Fuel-ups

  Property of tylerawalters

• 29.8 Avg MPG

• Mazda3

  2015 Mazda 3 I Touring 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Jul 2015 • 480 Fuel-ups

  Property of WMJustice

• 34.1 Avg MPG

• Mazda

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS
  Added Sep 2018 • 559 Fuel-ups

  Property of astone14

• 32.2 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2024 • 5 Fuel-ups

  Property of Craignard

• 27.4 Avg MPG

• Mazda 3

  2015 Mazda 3 GS 2.0L L4 GAS Standard 6 Speed
  Added Mar 2017 • 474 Fuel-ups

  Property of coach5711

• 33.4 Avg MPG

• Mazda 3

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 261 Fuel-ups

  Property of Goatman

• 25.4 Avg MPG

• notMyMazda

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added May 2016 • 194 Fuel-ups

  Property of adamclark

• 32.9 Avg MPG

• New Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Sep 2016 • 181 Fuel-ups

  Property of andrewc2

• 32.2 Avg MPG

• 2015 Mazda3 Sport GT

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Sep 2015 • 316 Fuel-ups

  Property of Medic33

• 36.4 Avg MPG

• Mazda

  2015 Mazda 3 High Plus
  Added Apr 2017 • 272 Fuel-ups

  Property of catchsperm

• 32.3 Avg MPG

• Mazda 3

  2015 Mazda 3 Sport Manual 6 Speed Hatchback
  Added May 2023 • 36 Fuel-ups

  Property of Michaelgillett

• 37.7 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Jul 2023 • 397 Fuel-ups

  Property of Slowrunnerz

• 29.5 Avg MPG

• Blue 3 I touring hatch 6MT

  2015 Mazda 3 I Touring 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Oct 2014 • 276 Fuel-ups

  Property of Buger

• 33.3 Avg MPG

• Mazda3

  2015 Mazda 3 I Touring 2.0L L4 GAS Manual 6 Speed
  Added Nov 2018 • 178 Fuel-ups

  Property of steve3024

• 34.5 Avg MPG

• Mazda

  2015 Mazda 3 I Sport 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2023 • 40 Fuel-ups

  Property of Shadoww74

• 27.5 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Oct 2017 • 28 Fuel-ups

  Property of bbarker

• 26.6 Avg MPG

• Mazda (White)

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed
  Added Sep 2016 • 150 Fuel-ups

  Property of fizzix7

• 25.8 Avg MPG

• Lindsey

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2022 • 101 Fuel-ups

  Property of vmmoten

• 30.4 Avg MPG

• Mazda3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2016 • 333 Fuel-ups

  Property of jeffvautin

• 31.6 Avg MPG

• Leona

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Sep 2018 • 349 Fuel-ups

  Property of Jwu910

• 29.5 Avg MPG

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