Based on data from 57 vehicles, 4,512 fuel-ups and 1,202,813 miles of driving, the 2020 Mazda 3 gets a combined Avg MPG of 29.82 with a 0.21 MPG margin of error.

Any Engine Type 2.0L L4 GAS (4) 2.5L L4 GAS (42) L4 GAS (3) V4 GAS (1) Any Body Style Sedan (8) Hatchback (16) Any Submodel I Sport (1) GT (2) GX (2) Select (2) i Grand Touring (2) GS (3) Preferred (7) Base (9) Premium (22) Other (7)

Below you can see a distribution of the fuel-ups with 146 outliers (3.13%) removed.

Following shows the average MPG of each of the 57 vehicles in the system.

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• 2020 Mazda 3 Premium MT

  2020 Mazda 3 Premium 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Dec 2019 • 539 Fuel-ups

  Property of morph

• 34.1 Avg MPG

• Makoto

  2020 Mazda 3 Premium 2.5L L4 GAS Manual 6 Speed Hatchback
  Added May 2020 • 35 Fuel-ups

  Property of andrewc

• 31.9 Avg MPG

• My 3

  2020 Mazda 3 Premium 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2024 • 81 Fuel-ups

  Property of stevenwilliam94

• 32.1 Avg MPG

• Mazda3 Hatch

  2020 Mazda 3 Premium 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2020 • 270 Fuel-ups

  Property of blueman00

• 34.6 Avg MPG

• Mazda 3

  2020 Mazda 3 Evolution
  Added Apr 2023 • 211 Fuel-ups

  Property of Garnau

• 39.0 Avg MPG

• My 3

  2020 Mazda 3 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2025 • 7 Fuel-ups

  Property of urmomfails

• 33.7 Avg MPG

• Mazda 3

  2020 Mazda 3 GS 2.5L L4 GAS Automatic 6 Speed
  Added Mar 2023 • 116 Fuel-ups

  Property of adityamatlani

• 31.4 Avg MPG

• MAZDA 3

  2020 Mazda 3 Premium
  Added Jan 2020 • 82 Fuel-ups

  Property of warp

• 20.1 Avg MPG

• 2020 Mazda 3

  2020 Mazda 3 i Grand Touring 2.5L L4 GAS Automatic 6 Speed
  Added Dec 2023 • 88 Fuel-ups

  Property of LuxeLifeFleet

• 34.3 Avg MPG

• 2020 Mazda 3 Hatchback

  2020 Mazda 3 Premium
  Added Mar 2020 • 146 Fuel-ups

  Property of UncleDunkel

• 29.3 Avg MPG

• Mazda 3

  2020 Mazda 3 G150 Plus L4 GAS
  Added Dec 2020 • 90 Fuel-ups

  Property of boroxman

• 30.2 Avg MPG

• 隼子 二

  2020 Mazda 3 Premium 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Feb 2020 • 50 Fuel-ups

  Property of BobDawg

• 30.4 Avg MPG

• 2020 Mazda 3 Premium 6MT HB

  2020 Mazda 3 Premium 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Jul 2020 • 169 Fuel-ups

  Property of mosca

• 37.1 Avg MPG

• My Mazda3

  2020 Mazda 3 Premium 2.5L L4 GAS Manual 6 Speed
  Added Apr 2020 • 252 Fuel-ups

  Property of mobestar15

• 29.6 Avg MPG

• Elsa

  2020 Mazda 3 GT 2.5L L4 GAS Automatic 6 Speed
  Added Oct 2022 • 98 Fuel-ups

  Property of joeyc827

• 28.3 Avg MPG

• My 3

  2020 Mazda 3 Preferred 2.5L L4 GAS Automatic 6 Speed
  Added Jan 2021 • 45 Fuel-ups

  Property of aroon

• 23.4 Avg MPG

• Burton

  2020 Mazda 3 Select 2.5L L4 GAS Automatic 6 Speed
  Added Aug 2023 • 35 Fuel-ups

  Property of Owensells

• 26.9 Avg MPG

• Mazda 3 BP

  2020 Mazda 3 High Plus V4 GAS
  Added Jan 2025 • 132 Fuel-ups

  Property of nekot

• 19.9 Avg MPG

• Mazda

  2020 Mazda 3 Preferred 2.5L L4 GAS Automatic 6 Speed Hatchback
  Added Jun 2023 • 73 Fuel-ups

  Property of mschex05

• 31.9 Avg MPG

• Mazda 3

  2020 Mazda 3 GX 2,0L L4 GAS Manual 6 Speed Hatchback
  Added Dec 2024 • 76 Fuel-ups

  Property of stephenbrcic

• 32.2 Avg MPG

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