Based on data from 515 vehicles, 52,985 fuel-ups and 15,054,522 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 (2.21%) removed.

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

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• Daisy

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added Oct 2019 • 326 Fuel-ups

  Property of kenzielong

• 29.8 Avg MPG

• Mazda 3 2015

  2015 Mazda 3 MAXX L4 GAS Manual 6 Speed Hatchback
  Added Mar 2020 • 162 Fuel-ups

  Property of domenicof1

• 30.3 Avg MPG

• Mazda 3

  2015 Mazda 3 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Sep 2015 • 127 Fuel-ups

  Property of streetsharK

• 32.3 Avg MPG

• Mazda

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Jun 2019 • 149 Fuel-ups

  Property of zoom2zoom

• 32.5 Avg MPG

• New Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Sep 2016 • 198 Fuel-ups

  Property of andrewc2

• 32.2 Avg MPG

• Mazda 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Mar 2019 • 390 Fuel-ups

  Property of 350XCF

• 32.9 Avg MPG

• 2015 Mazda3 Sport GT

  2015 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Sep 2015 • 359 Fuel-ups

  Property of Medic33

• 36.2 Avg MPG

• 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed Hatchback
  Added Mar 2019 • 310 Fuel-ups

  Property of JakeMDVehicles

• 32.0 Avg MPG

• Mazda

  2015 Mazda 3 Sport
  Added Mar 2017 • 391 Fuel-ups

  Property of SamRD

• 30.6 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed Hatchback
  Added May 2017 • 740 Fuel-ups

  Property of tatrtalk

• 28.4 Avg MPG

• My 3

  2015 Mazda 3 i 2.0L L4 GAS Manual 6 Speed
  Added Nov 2023 • 27 Fuel-ups

  Property of j2johnson

• 31.8 Avg MPG

• 2015 Mazda 3 iGT 6MT

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Jul 2022 • 92 Fuel-ups

  Property of awmeyer405

• 31.5 Avg MPG

• Mazda

  2015 Mazda 3 I Sport 2.0L L4 GAS Automatic 6 Speed
  Added Nov 2023 • 76 Fuel-ups

  Property of Shadoww74

• 27.7 Avg MPG

• Mazda3

  2015 Mazda 3 I Touring 2.0L L4 GAS Manual 6 Speed
  Added Nov 2018 • 195 Fuel-ups

  Property of steve3024

• 34.4 Avg MPG

• Mazda3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Manual 6 Speed
  Added Sep 2016 • 277 Fuel-ups

  Property of uberdia

• 32.5 Avg MPG

• Rachel

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Sep 2016 • 794 Fuel-ups

  Property of DSuperwmn

• 27.6 Avg MPG

• notMyMazda

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added May 2016 • 209 Fuel-ups

  Property of adamclark

• 32.8 Avg MPG

• Grey3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Jul 2016 • 197 Fuel-ups

  Property of Coopspeed

• 37.3 Avg MPG

• Mazda 3

  2015 Mazda 3 Touring+ L4 GAS Automatic 6 Speed Sedan
  Added May 2016 • 182 Fuel-ups

  Property of SergSlim

• 26.5 Avg MPG

• M3

  2015 Mazda 3 Sport
  Added Dec 2022 • 68 Fuel-ups

  Property of malyem13

• 28.6 Avg MPG

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