Based on data from 82 vehicles, 3,768 fuel-ups and 1,142,414 miles of driving, the 2021 BMW X3 gets a combined Avg MPG of 23.71 with a 0.20 MPG margin of error.

Any Engine Type 2.0L L4 ELECTRIC/GAS (8) 2.0L L4 GAS (33) 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) (4) 3.0L L6 GAS (30) L4 DIESEL (1) Any Body Style Sport Utility (21) Any Submodel xDrive30i Protection (1) sDrive20i (2) M (3) M Competition (8) sDrive30i (10) xDrive30e (12) xDrive30i (21) M40i (23) Other (2)

Below you can see a distribution of the fuel-ups with 264 outliers (6.55%) removed.

Following shows the average MPG of each of the 82 vehicles in the system.

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• My X3

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Mar 2021 • 165 Fuel-ups

  Property of jchien

• 25.4 Avg MPG

• The X3

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Apr 2023 • 26 Fuel-ups

  Property of MrOutcast

• 28.4 Avg MPG

• Bluey X3 M40i

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Apr 2024 • 6 Fuel-ups

  Property of Sangria

• 27.3 Avg MPG

• My X3

  2021 BMW X3 xDrive30e 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) Automatic 8 Speed
  Added Mar 2024 • 7 Fuel-ups

  Property of jhoytde

• 56.9 Avg MPG

• Beemer

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed Sport Utility
  Added Jan 2022 • 47 Fuel-ups

  Property of emp1106gmailcom

• 35.7 Avg MPG

• My X3

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed
  Added Feb 2021 • 90 Fuel-ups

  Property of evolude

• 31.4 Avg MPG

• X3 M40i

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added May 2021 • 83 Fuel-ups

  Property of SWReefKeeper

• 18.0 Avg MPG

• X3-FL

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Dec 2023 • 11 Fuel-ups

  Property of jsliddle

• 23.0 Avg MPG

• BMW X3 M40i

  2021 BMW X3 M40i 3,0L L6 GAS Automatic 8 Speed
  Added Nov 2021 • 50 Fuel-ups

  Property of GaryMc

• 19.5 Avg MPG

• X3

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Apr 2024 • 6 Fuel-ups

  Property of heavyweighttee

• 21.6 Avg MPG

• BMW X3 xDrive30e 2021

  2021 BMW X3 xDrive30e 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) Automatic 8 Speed
  Added May 2021 • 12 Fuel-ups

  Property of yosemite52

• 72.8 Avg MPG

• 2021 X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Apr 2021 • 109 Fuel-ups

  Property of rbaams

• 22.9 Avg MPG

• 21 X3

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added May 2021 • 93 Fuel-ups

  Property of rajshankar

• 26.3 Avg MPG

• X3 M

  2021 BMW X3 M 3.0L L6 GAS Automatic 8 Speed
  Added May 2021 • 65 Fuel-ups

  Property of lancebirdsong

• 16.5 Avg MPG

• BMW X3

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Jun 2023 • 29 Fuel-ups

  Property of mcleod52

• 26.3 Avg MPG

• SkyeToo

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Mar 2021 • 61 Fuel-ups

  Property of Rolls

• 25.3 Avg MPG

• My X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Nov 2022 • 96 Fuel-ups

  Property of rtsmith82

• 27.8 Avg MPG

• X3M Competition

  2021 BMW X3 M Competition 3.0L L6 GAS Automatic 8 Speed
  Added Jun 2021 • 94 Fuel-ups

  Property of cdorri

• 20.4 Avg MPG

• Bella the Beemer

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Jun 2021 • 60 Fuel-ups

  Property of meleschi

• 22.5 Avg MPG

• My X3

  2021 BMW X3 sDrive20i 2.0L L4 GAS Automatic 8 Speed
  Added Jun 2022 • 32 Fuel-ups

  Property of Suthan

• 44.6 Avg MPG

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