Based on data from 90 vehicles, 4,288 fuel-ups and 1,298,956 miles of driving, the 2021 BMW X3 gets a combined Avg MPG of 23.72 with a 0.18 MPG margin of error.

Any Engine Type 2.0L L4 ELECTRIC/GAS (8) 2.0L L4 GAS (37) 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) (4) 3.0L L6 GAS (33) L4 DIESEL (1) L6 DIESEL (1) Any Body Style Sport Utility (24) Any Submodel xDrive30i Protection (1) sDrive20i (2) M (3) M Competition (10) xDrive30e (12) sDrive30i (13) xDrive30i (22) M40i (24) Other (3)

Below you can see a distribution of the fuel-ups with 295 outliers (6.44%) removed.

Following shows the average MPG of each of the 90 vehicles in the system.

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• Emma

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Aug 2023 • 39 Fuel-ups

  Property of aplarue

• 22.9 Avg MPG

• BMW

  2021 BMW X3 M 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Nov 2020 • 83 Fuel-ups

  Property of Perkowski

• 39.3 Avg MPG

• Apollo

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added May 2024 • 19 Fuel-ups

  Property of 007_Altitude

• 22.7 Avg MPG

• My X3

  2021 BMW X3 M Competition 3.0L L6 GAS Automatic 8 Speed
  Added Oct 2024 • 5 Fuel-ups

  Property of g10ac05ta

• 14.0 Avg MPG

• My X3

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed
  Added Feb 2021 • 96 Fuel-ups

  Property of evolude

• 30.9 Avg MPG

• My X3

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Feb 2021 • 216 Fuel-ups

  Property of adorkindisguise

• 27.4 Avg MPG

• X3e

  2021 BMW X3 xDrive30e 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) Automatic 8 Speed Sport Utility
  Added Oct 2020 • 71 Fuel-ups

  Property of tmeasday1

• 39.3 Avg MPG

• BMW

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Jan 2024 • 15 Fuel-ups

  Property of J_Willy

• 29.0 Avg MPG

• My X3

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Jan 2024 • 30 Fuel-ups

  Property of timmiii

• 17.9 Avg MPG

• BMW X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Oct 2021 • 49 Fuel-ups

  Property of midek

• 28.7 Avg MPG

• X3PO

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added May 2021 • 113 Fuel-ups

  Property of Bigspence

• 29.8 Avg MPG

• Beemer

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed Sport Utility
  Added Jan 2022 • 52 Fuel-ups

  Property of emp1106gmailcom

• 37.4 Avg MPG

• Wendi x3

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Mar 2024 • 16 Fuel-ups

  Property of WendiMcYeti

• 21.8 Avg MPG

• My X3

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Sep 2022 • 60 Fuel-ups

  Property of ApexMom

• 25.6 Avg MPG

• My X3M Comp

  2021 BMW X3 M Competition 3.0L L6 GAS Automatic 8 Speed
  Added Apr 2024 • 20 Fuel-ups

  Property of foxtrot121

• 18.9 Avg MPG

• My X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Apr 2021 • 135 Fuel-ups

  Property of littlekingdoms

• 26.7 Avg MPG

• My X3

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Sep 2024 • 9 Fuel-ups

  Property of CRTheisen

• 25.1 Avg MPG

• My X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Aug 2023 • 15 Fuel-ups

  Property of SeaLand

• 22.7 Avg MPG

• Bimmer

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Jun 2021 • 66 Fuel-ups

  Property of techfanboy

• 21.1 Avg MPG

• X3 LR71 OSP

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed
  Added Nov 2021 • 64 Fuel-ups

  Property of trickie

• 53.0 Avg MPG

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