Based on data from 92 vehicles, 4,499 fuel-ups and 1,360,805 miles of driving, the 2021 BMW X3 gets a combined Avg MPG of 23.68 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 (34) L4 DIESEL (1) L6 DIESEL (2) Any Body Style Sport Utility (25) Any Submodel xDrive30i Protection (1) sDrive20i (2) M (3) M Competition (11) xDrive30e (12) sDrive30i (13) xDrive30i (22) M40i (24) Other (4)

Below you can see a distribution of the fuel-ups with 305 outliers (6.35%) removed.

Following shows the average MPG of each of the 92 vehicles in the system.

• «
• 2
• 3
• 4
• 5
• »

• 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 Dec 2024 • 29 Fuel-ups

  Property of mcleod52

• 26.3 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

• My X3

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Mar 2023 • 12 Fuel-ups

  Property of mfamily-bmw

• 23.2 Avg MPG

• My X3m

  2021 BMW X3 M Competition 3.0L L6 GAS Automatic 8 Speed
  Added Oct 2020 • 49 Fuel-ups

  Property of MarkBelfast

• 20.4 Avg MPG

• X3

  2021 BMW X3 20d MHEV L4 DIESEL
  Added Jun 2021 • 65 Fuel-ups

  Property of Marty123

• 37.6 Avg MPG

• My X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added May 2021 • 40 Fuel-ups

  Property of swappy

• 25.2 Avg MPG

• Edwin's X3 M40i

  2021 BMW X3 M40i
  Added Jan 2021 • 67 Fuel-ups

  Property of edwin191

• 25.3 Avg MPG

• My X3

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed
  Added May 2021 • 38 Fuel-ups

  Property of marsar4171

• 75.5 Avg MPG

• My X3

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed
  Added Mar 2023 • 9 Fuel-ups

  Property of mjsadiq31

• 42.8 Avg MPG

• My X3

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed
  Added Feb 2022 • 8 Fuel-ups

  Property of yvbeland

• 73.4 Avg MPG

• Beestee

  2021 BMW X3 M40i
  Added Sep 2020 • 89 Fuel-ups

  Property of Raedeane

• 20.6 Avg MPG

• BMW X3 sDrive 30i 2021

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Apr 2021 • 30 Fuel-ups

  Property of DCarp8973

• 24.1 Avg MPG

• «
• 2
• 3
• 4
• 5
• »