Based on data from 513 vehicles, 52,713 fuel-ups and 14,982,755 miles of driving, the 2015 Mazda 3 gets a combined Avg MPG of 31.07 with a 0.05 MPG margin of error.

Any Engine Type 2.0L L4 GAS (328) 2.5L L4 GAS (117) 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 (25) Base (29) I Sport (38) GS (44) s Grand Touring (45) i Grand Touring (62) I Touring (119) Other (57)

Below you can see a distribution of the fuel-ups with 1195 outliers (2.22%) removed.

Following shows the average MPG of each of the 513 vehicles in the system.

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• Mazda3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added Oct 2017 • 22 Fuel-ups

  Property of RaviG

• 30.7 Avg MPG

• Mazda3

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added Sep 2016 • 126 Fuel-ups

  Property of jmlavoie7

• 28.0 Avg MPG

• 2015 Mazda 3 GT

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Mar 2015 • 10 Fuel-ups

  Property of treylok

• 26.2 Avg MPG

• Mazda3 Sport GT

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2015 • 334 Fuel-ups

  Property of bshumka

• 27.2 Avg MPG

• non-mouse mobile

  2015 Mazda 3 I Touring 2.0L L4 GAS Manual 6 Speed Sedan
  Added Feb 2015 • 225 Fuel-ups

  Property of allpointsw

• 35.3 Avg MPG

• Mazda 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2021 • 197 Fuel-ups

  Property of GuilleGT

• 76.9 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 i 2.0L L4 GAS
  Added Aug 2021 • 253 Fuel-ups

  Property of DDDWVU

• 35.2 Avg MPG

• 2015 Mazda 3 sedan 2.0 6M

  2015 Mazda 3 I Sport 2.0L L4 GAS Manual 6 Speed Sedan
  Added Jan 2023 • 47 Fuel-ups

  Property of Viperoni

• 30.4 Avg MPG

• My Mazda 3 hatchback

  2015 Mazda 3 s Touring 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2015 • 295 Fuel-ups

  Property of snappytart

• 27.1 Avg MPG

• Mazda3

  2015 Mazda 3 I Touring 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Mar 2015 • 416 Fuel-ups

  Property of lazer5l

• 37.1 Avg MPG

• Mike

  2015 Mazda 3 I Touring 2.0L L4 GAS Hatchback
  Added Jan 2024 • 528 Fuel-ups

  Property of mpgillenwater

• 37.1 Avg MPG

• 2015 Mazda 3

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

  Property of grryph

• 27.2 Avg MPG

• Mazda3

  2015 Mazda 3 i SV 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Feb 2016 • 332 Fuel-ups

  Property of Sean_Mazda3

• 33.1 Avg MPG

• Mia

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added May 2017 • 338 Fuel-ups

  Property of Mia2015

• 29.6 Avg MPG

• Mazda3 Hatchback

  2015 Mazda 3 Sport
  Added Aug 2017 • 176 Fuel-ups

  Property of stereofish

• 28.9 Avg MPG

• MAZDA 3

  2015 Mazda 3 GX 2.0L L4 GAS Manual 6 Speed Sedan
  Added Sep 2019 • 122 Fuel-ups

  Property of IgorSokolov

• 33.8 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Jun 2023 • 349 Fuel-ups

  Property of jchintk

• 29.6 Avg MPG

• Mazda3

  2015 Mazda 3 L4 GAS Automatic 6 Speed Hatchback
  Added Feb 2023 • 363 Fuel-ups

  Property of jchintk

• 30.8 Avg MPG

• The Hatch

  2015 Mazda 3 I Touring 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Mar 2023 • 9 Fuel-ups

  Property of ChungusOps

• 39.1 Avg MPG

• Mike

  2015 Mazda 3 I Touring 2.0L L4 GAS Hatchback
  Added Jul 2023 • 528 Fuel-ups

  Property of mpgillenwater

• 37.1 Avg MPG

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