2023 · Small SUV · Gas

2023 BMW X3 MPG & fuel economy

The 2023 BMW X3 is a small SUV offered in 3 EPA-rated configurations. The most efficient version returns 25 MPG combined (23 city / 29 highway) on premium gasoline. Across the lineup, combined ratings range from 17 to 25 MPG. Efficiency is unchanged from the 2022 model. Among 118 small SUVs rated for 2023, it ranks 96th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,370 a year to fuel.

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Combined 25 MPG 23 MPG city · 29 MPG hwy

Driving range — not published for this model

Your fuel cost $2,370 15,000 mi/yr · $15.80 per 100 mi

Class rank, 2023 #96 of 118 Small SUVs by fuel cost

What will it cost you?

Your mileage and prices are saved and used across the site.

Miles per year Premium gas $/gal

Fuel average

The 2023 BMW X3's fuel average is 10.6 km/L (9.4 L/100 km), or 25 MPG combined: 9.8 km/L in the city and 12.3 km/L on the highway.

	MPG	km/L	L/100 km
City	23	9.8	10.2
Highway	29	12.3	8.1
Combined	25	10.6	9.4

How it ranks among 2023 Small SUVs

Full class ranking →

1Hyundai Kona EV120 MPGe $742
2Tesla Model Y123 MPGe $742
3Toyota bZ4X119 MPGe $764
4Subaru Solterra104 MPGe $834
5Volkswagen ID.4107 MPGe $850
···
96BMW X325 MPG $2,370
···
118Hyundai Nexo61 MPGe $8,852

2023 X3Other small SUVsClass median: $1,788/yr

Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.

X3 MPG across model years

Full history →

3 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
RWD · 2.0L 4-cyl turbo · 8-speed automatic X3 sDrive30i	Gas	23 MPG	29 MPG	25 MPG	—	$2,370
AWD · 2.0L 4-cyl turbo · 8-speed automatic X3 xDrive30i	Gas	21 MPG	28 MPG	24 MPG	—	$2,469
AWD · 3.0L 6-cyl turbo · 8-speed automatic X3 M	Gas	15 MPG	20 MPG	17 MPG	—	$3,485

Specs (most efficient configuration)

Fuel: Premium gasoline
Engine / motor: 2.0L 4-cyl turbo
Transmission: 8-speed automatic
Drivetrain: RWD
Tailpipe CO₂: 352 g/mi
EPA fuel economy score: 5/10
EPA greenhouse gas score: 5/10

2023 BMW X3 vs. rivals

vs Lexus RX 25 MPG · $2,370/yr Same fuel cost vs Audi Q5 Hybrid 25 MPG · $2,370/yr Same fuel cost vs Alfa Romeo Stelvio 25 MPG · $2,370/yr Same fuel cost vs Infiniti QX55 25 MPG · $2,370/yr Same fuel cost vs Maserati Grecale Hybrid 25 MPG · $2,370/yr Same fuel cost vs Volvo XC60 Hybrid 26 MPG · $2,279/yr XC60 Hybrid saves $91/yr vs Cadillac XT4 26 MPG · $2,279/yr XT4 saves $91/yr vs Acura RDX 24 MPG · $2,469/yr X3 saves $99/yr vs Jaguar F-Pace 24 MPG · $2,469/yr X3 saves $99/yr vs Genesis GV70 24 MPG · $2,469/yr X3 saves $99/yr vs BMW X3 Hybrid 23 MPG · $2,576/yr X3 saves $206/yr vs Volvo V90 Hybrid 25 MPG · $2,370/yr Same fuel cost

Compare the 2023 X3

With any other car from any year, including other X3 model years. Type a year to jump, e.g. "2015 Accord".

Same year, other powertrains: 2023 BMW X3 Hybrid (23 MPG)

Frequently asked questions

What is the gas mileage of the 2023 BMW X3?

Up to 25 MPG combined (23 city / 29 highway); ratings range from 17 to 25 MPG depending on configuration.

What fuel does the 2023 BMW X3 use?

Premium gasoline (premium is required or recommended by the manufacturer).

What is the fuel average in km/L for the 2023 BMW X3?