Based on data from 510 vehicles, 51,780 fuel-ups and 14,732,384 miles of driving, the 2015 Mazda 3 gets a combined Avg MPG of 31.09 with a 0.05 MPG margin of error.

Any Engine Type 2.0L L4 GAS (326) 2.5L L4 GAS (116) GAS (1) L4 DIESEL (6) L4 GAS (16) Any Body Style Sedan (98) Hatchback (129) Any Submodel Touring+ (3) MAXX (5) S (8) Sport (9) i SV (10) i (15) GX (18) GT (25) s Touring (25) Base (29) I Sport (37) GS (44) s Grand Touring (44) i Grand Touring (62) I Touring (119) Other (57)

Below you can see a distribution of the fuel-ups with 1167 outliers (2.20%) removed.

Following shows the average MPG of each of the 510 vehicles in the system.

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• My 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Feb 2024 • 111 Fuel-ups

  Property of descobarser

• 34.0 Avg MPG

• 2015 Mazda3 Sport GT

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Sep 2015 • 330 Fuel-ups

  Property of Medic33

• 36.4 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

• Mazda3 iSport

  2015 Mazda 3 I Sport 2.0L L4 GAS Automatic 6 Speed
  Added Jan 2018 • 206 Fuel-ups

  Property of Takuhi

• 27.3 Avg MPG

• 3 SP25

  2015 Mazda 3 Sport
  Added Oct 2020 • 81 Fuel-ups

  Property of jtrott

• 33.1 Avg MPG

• Mazda 3 yaaa

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Jun 2019 • 98 Fuel-ups

  Property of duk242

• 30.6 Avg MPG

• Mazda

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Jun 2019 • 138 Fuel-ups

  Property of zoom2zoom

• 32.7 Avg MPG

• Daisy

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Oct 2019 • 294 Fuel-ups

  Property of kenzielong

• 29.6 Avg MPG

• Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Sep 2016 • 266 Fuel-ups

  Property of uberdia

• 32.5 Avg MPG

• Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2016 • 281 Fuel-ups

  Property of tylerawalters

• 29.8 Avg MPG

• My 3

  2015 Mazda 3 GS 2.0L L4 GAS Manual 6 Speed
  Added Jun 2024 • 9 Fuel-ups

  Property of engggirl

• 36.4 Avg MPG

• New Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Sep 2016 • 187 Fuel-ups

  Property of andrewc2

• 32.3 Avg MPG

• Mazda 3s Touring Hatchback MT

  2015 Mazda 3 s Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Aug 2015 • 529 Fuel-ups

  Property of tonyride

• 35.2 Avg MPG

• My 3

  2015 Mazda 3
  Added May 2024 • 7 Fuel-ups

  Property of PhoRunner619

• 31.9 Avg MPG

• Mazda 3

  2015 Mazda 3 GS 2.0L L4 GAS Standard 6 Speed
  Added Mar 2017 • 490 Fuel-ups

  Property of coach5711

• 33.5 Avg MPG

• White Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Hatchback (4 Door)
  Added Aug 2015 • 512 Fuel-ups

  Property of RChang42

• 35.9 Avg MPG

• Mazda

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS
  Added Sep 2018 • 581 Fuel-ups

  Property of astone14

• 32.3 Avg MPG

• Mazdang

  2015 Mazda 3 Optimum L4 GAS
  Added Oct 2017 • 161 Fuel-ups

  Property of eliland

• 36.9 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Mar 2019 • 363 Fuel-ups

  Property of 350XCF

• 32.9 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2022 • 100 Fuel-ups

  Property of ghost_ix

• 34.6 Avg MPG

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