Based on data from 18 vehicles, 992 fuel-ups and 331,011 miles of driving, the 2021 Mazda CX-9 gets a combined Avg MPG of 23.00 with a 0.25 MPG margin of error.

Any Engine Type GAS (2) H4 GAS (1) V4 GAS (1) Any Body Style Sport Utility (7) Any Submodel Base (12) Other (6)

Below you can see a distribution of the fuel-ups with 39 outliers (3.78%) removed.

Following shows the average MPG of each of the 18 vehicles in the system.

• Mol

  2021 Mazda CX-9 Signature H4 GAS Automatic 6 Speed
  Added Jan 2021 • 214 Fuel-ups

  Property of Silvar

• 24.3 Avg MPG

• Sylvie

  2021 Mazda CX-9
  Added Feb 2023 • 45 Fuel-ups

  Property of coochang77

• 19.5 Avg MPG

• Vicky’s CX9 Kuro

  2021 Mazda CX-9
  Added Jul 2021 • 69 Fuel-ups

  Property of bonjoey

• 21.8 Avg MPG

• Mazda

  2021 Mazda CX-9 Automatic Sport Utility
  Added Aug 2021 • 128 Fuel-ups

  Property of TheStovers

• 26.4 Avg MPG

• 2021 Mazda CX9

  2021 Mazda CX-9 Signature
  Added Oct 2021 • 117 Fuel-ups

  Property of Mchavez

• 23.4 Avg MPG

• Blossom

  2021 Mazda CX-9 Automatic 6 Speed Sport Utility
  Added Oct 2020 • 110 Fuel-ups

  Property of dlannan

• 25.6 Avg MPG

• Mazda CX-9

  2021 Mazda CX-9 Grand Touring
  Added Apr 2021 • 68 Fuel-ups

  Property of chaufun

• 18.2 Avg MPG

• CX-9

  2021 Mazda CX-9 V4 GAS Automatic 6 Speed Sport Utility
  Added Nov 2023 • 21 Fuel-ups

  Property of WhiskeyRider

• 16.9 Avg MPG

• Poly

  2021 Mazda CX-9 Carbon Edition GAS Automatic
  Added Aug 2021 • 38 Fuel-ups

  Property of az100sun

• 20.6 Avg MPG

• CX9

  2021 Mazda CX-9
  Added Oct 2021 • 40 Fuel-ups

  Property of jwtipple

• 45.7 Avg MPG

• My CX-9

  2021 Mazda CX-9
  Added Nov 2023 • 6 Fuel-ups

  Property of Lariat73

• 25.5 Avg MPG

• CX-9

  2021 Mazda CX-9
  Added Jun 2023 • 8 Fuel-ups

  Property of Mrmmmok

• 21.3 Avg MPG

• 2021 CX-9

  2021 Mazda CX-9
  Added Apr 2021 • 12 Fuel-ups

  Property of cminerva

• 23.6 Avg MPG

• My CX-9

  2021 Mazda CX-9
  Added Jun 2021 • 19 Fuel-ups

  Property of ultraxrick

• 22.3 Avg MPG

• Carbonator

  2021 Mazda CX-9
  Added May 2021 • 56 Fuel-ups

  Property of wongx197

• 22.6 Avg MPG

• CX-9

  2021 Mazda CX-9 Grand Touring GAS
  Added Dec 2021 • 11 Fuel-ups

  Property of chinoamigo

• 21.4 Avg MPG

• Mona the CX-9

  2021 Mazda CX-9
  Added Nov 2020 • 73 Fuel-ups

  Property of ArnieATL

• 20.4 Avg MPG

• Carbon 9

  2021 Mazda CX-9 Carbon Edition
  Added Feb 2021 • 36 Fuel-ups

  Property of Mikflores

• 21.1 Avg MPG