2021 Mazda 3 Sport MPG

Based on data from 10 vehicles, 814 fuel-ups and 216,347 miles of driving, the 2021 Mazda 3 Sport gets a combined Avg MPG of 28.61 with a 0.47 MPG margin of error.

Below you can see a distribution of the fuel-ups with 0 outliers (0.00%) removed.

Following shows the average MPG of each of the 10 vehicles in the system.

• Mazda 3 (CTFZ 104)

  2021 Mazda 3 Sport GT 2.5L L4 GAS Automatic 6 Speed
  Added Nov 2021 • 217 Fuel-ups

  Property of speedball73

• 26.3 Avg MPG

• My New Mazda

  2021 Mazda 3 Sport GT 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Feb 2022 • 237 Fuel-ups

  Property of silverrat

• 25.3 Avg MPG

• My Mazda3

  2021 Mazda 3 Sport GT 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Oct 2020 • 205 Fuel-ups

  Property of spacepizza

• 34.2 Avg MPG

• My 3

  2021 Mazda 3 Sport GT 2.5L L4 GAS Automatic 6 Speed Sedan
  Added Nov 2025 • 5 Fuel-ups

  Property of fkaoldmate26

• 21.1 Avg MPG

• Mazda 3 Fastback

  2021 Mazda 3 Sport 100th Anniversary Edition 2.5L L4 GAS Automatic 6 Speed
  Added Jul 2021 • 90 Fuel-ups

  Property of alexlanger

• 30.9 Avg MPG

• Red Ruby

  2021 Mazda 3 Sport GT 2.5L L4 GAS Manual 6 Speed Hatchback
  Added Dec 2024 • 9 Fuel-ups

  Property of Pyro

• 21.4 Avg MPG

• Mazda 3 2021

  2021 Mazda 3 Sport GX 2.0L L4 GAS Hatchback
  Added Feb 2025 • 205 Fuel-ups

  Property of barasmeesuwan

• 36.4 Avg MPG

• Mazda3 Sports GT

  2021 Mazda 3 Sport GT 2.5L L4 GAS Automatic 6 Speed
  Added Apr 2024 • 23 Fuel-ups

  Property of Sarbo

• 24.5 Avg MPG

• White Ghost

  2021 Mazda 3 Sport GT 2.5L L4 GAS Automatic 5 Speed Hatchback
  Added Mar 2023 • 20 Fuel-ups

  Property of highpockets

• 26.9 Avg MPG

• Mazda 3

  2021 Mazda 3 Sport GT 2.5L L4 GAS Manual 6 Speed
  Added Oct 2021 • 33 Fuel-ups

  Property of emirates69

• 35.1 Avg MPG