Based on data from 513 vehicles, 52,747 fuel-ups and 14,991,813 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 (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 1196 outliers (2.22%) removed.

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

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• Mazda

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Nov 2018 • 288 Fuel-ups

  Property of atfiveam

• 36.4 Avg MPG

• Mazda 3

  2015 Mazda 3 MAXX L4 GAS Automatic 6 Speed
  Added Mar 2017 • 69 Fuel-ups

  Property of kingrolo

• 26.7 Avg MPG

• My 3

  2015 Mazda 3 I Sport 2,0L L4 GAS Standard 6 Speed
  Added Dec 2015 • 125 Fuel-ups

  Property of nyquist

• 27.7 Avg MPG

• Courtney’s Mazda

  2015 Mazda 3 I Touring 2.0L L4 GAS Automatic 6 Speed
  Added May 2019 • 72 Fuel-ups

  Property of courtneypaige

• 33.4 Avg MPG

• My 3

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Jul 2017 • 112 Fuel-ups

  Property of keving2634

• 33.2 Avg MPG

• Black Astina

  2015 Mazda 3 SP25 Astina
  Added Feb 2020 • 18 Fuel-ups

  Property of Marg2434

• 31.2 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 s Touring 2.5L L4 GAS Automatic 6 Speed
  Added Sep 2019 • 32 Fuel-ups

  Property of kg6ebj

• 27.4 Avg MPG

• Yennifer

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed Sedan
  Added May 2020 • 8 Fuel-ups

  Property of Kwijybow

• 33.1 Avg MPG

• 2015 Mazda 3

  2015 Mazda 3 I Sport 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2016 • 112 Fuel-ups

  Property of charliep26

• 35.2 Avg MPG

• My 3

  2015 Mazda 3 GX 2.0L L4 GAS Automatic 6 Speed
  Added Aug 2020 • 3 Fuel-ups

  Property of plvton

• 35.4 Avg MPG

• Mazda

  2015 Mazda 3 GS 2.0L L4 GAS Automatic 6 Speed
  Added Oct 2015 • 218 Fuel-ups

  Property of Arl

• 30.9 Avg MPG

• M3

  2015 Mazda 3
  Added Jun 2020 • 4 Fuel-ups

  Property of bruce145

• 32.4 Avg MPG

• MeteorGray

  2015 Mazda 3 i 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Jul 2015 • 104 Fuel-ups

  Property of Airstreamer67

• 44.8 Avg MPG

• Mazda 3

  2015 Mazda 3 I Touring 2.0L L4 GAS Manual 6 Speed Sedan
  Added Apr 2018 • 203 Fuel-ups

  Property of jhavens12

• 33.1 Avg MPG

• Mazda3

  2015 Mazda 3 2.5L L4 GAS Automatic 6 Speed
  Added Oct 2015 • 175 Fuel-ups

  Property of Tbfuel

• 27.6 Avg MPG

• Mazda 3

  2015 Mazda 3 i Grand Touring 2.0L L4 GAS Automatic 6 Speed
  Added Dec 2019 • 4 Fuel-ups

  Property of achazen

• 42.3 Avg MPG

• Mazda3

  2015 Mazda 3 Manual 5 Speed Hatchback
  Added Mar 2020 • 11 Fuel-ups

  Property of JJKruger

• 30.3 Avg MPG

• My Mazda 3

  2015 Mazda 3
  Added Jun 2019 • 18 Fuel-ups

  Property of smk1

• 32.8 Avg MPG

• Jean-Luc

  2015 Mazda 3
  Added Mar 2018 • 114 Fuel-ups

  Property of tsankawi37

• 30.9 Avg MPG

• Mazda3 SGT

  2015 Mazda 3 s Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2015 • 250 Fuel-ups

  Property of Mattrobb22

• 27.6 Avg MPG

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