Based on data from 76 vehicles, 4,215 fuel-ups and 1,251,496 miles of driving, the 2020 BMW X3 gets a combined Avg MPG of 23.51 with a 0.19 MPG margin of error.

Any Engine Type 2.0L L4 ELECTRIC/GAS (4) 2.0L L4 GAS (16) 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) (3) 3.0L L6 GAS (35) H4 GAS (1) L4 DIESEL (1) L6 GAS (3) Any Body Style Sedan (1) Sport Utility (22) Any Submodel xDrive30i X Line (3) sDrive30i (4) Base (6) M Competition (7) xDrive30e (7) xDrive30i (9) M (11) M40i (26) Other (3)

Below you can see a distribution of the fuel-ups with 332 outliers (7.30%) removed.

Following shows the average MPG of each of the 76 vehicles in the system.

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• My X3

  2020 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Sep 2023 • 68 Fuel-ups

  Property of FamousLou

• 29.5 Avg MPG

• My X3

  2020 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Jul 2022 • 18 Fuel-ups

  Property of jefc923

• 26.1 Avg MPG

• My X3

  2020 BMW X3
  Added Jul 2020 • 185 Fuel-ups

  Property of caduque

• 25.7 Avg MPG

• BMW X3

  2020 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Nov 2022 • 102 Fuel-ups

  Property of ds97a

• 25.2 Avg MPG

• X3M

  2020 BMW X3 M Competition 3.0L L6 GAS Automatic 8 Speed
  Added Dec 2024 • 10 Fuel-ups

  Property of sp33djunkee

• 18.3 Avg MPG

• My X3

  2020 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed
  Added Jul 2020 • 199 Fuel-ups

  Property of rdlaroche

• 41.2 Avg MPG

• BMW X3M

  2020 BMW X3 M 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Mar 2024 • 39 Fuel-ups

  Property of omniphil

• 21.4 Avg MPG

• My X3

  2020 BMW X3 M 3.0L L6 GAS Automatic 8 Speed
  Added Aug 2024 • 33 Fuel-ups

  Property of mcc71

• 8.1 Avg MPG

• Stay Puft Marshmallow Motorcar

  2020 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Oct 2023 • 48 Fuel-ups

  Property of StigStorms

• 24.4 Avg MPG

• Soccer Van 2

  2020 BMW X3 M 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Mar 2025 • 4 Fuel-ups

  Property of poker838

• 17.5 Avg MPG

• X3M

  2020 BMW X3 M 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Aug 2020 • 287 Fuel-ups

  Property of outlawmedic

• 22.5 Avg MPG

• The Beast X3 M

  2020 BMW X3 M 3.0L L6 GAS Automatic 8 Speed
  Added Sep 2021 • 149 Fuel-ups

  Property of blueputter

• 18.7 Avg MPG

• Barry

  2020 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Nov 2022 • 161 Fuel-ups

  Property of joeammond

• 24.9 Avg MPG

• My X3 Ingrid

  2020 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed
  Added Mar 2023 • 85 Fuel-ups

  Property of PaigeOrtiz

• 25.8 Avg MPG

• Karno’s X3

  2020 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Apr 2022 • 62 Fuel-ups

  Property of karno27

• 22.5 Avg MPG

• SKY

  2020 BMW X3 xDrive30e 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) Automatic 8 Speed Sport Utility
  Added Dec 2020 • 268 Fuel-ups

  Property of moxkung

• 38.9 Avg MPG

• BMW X3

  2020 BMW X3 xDrive30e 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) Automatic 8 Speed Sport Utility
  Added Nov 2023 • 17 Fuel-ups

  Property of dmyoung11

• 64.2 Avg MPG

• My X3

  2020 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Feb 2021 • 119 Fuel-ups

  Property of nikunjhere

• 28.4 Avg MPG

• My X3

  2020 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Oct 2023 • 49 Fuel-ups

  Property of randy123

• 29.6 Avg MPG

• BMW X3 M

  2020 BMW X3 M 3.0L L6 GAS Automatic 8 Speed
  Added Nov 2024 • 17 Fuel-ups

  Property of jsanders

• 15.6 Avg MPG

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