2021 BMW X5 M50iFuel Economy & MPG Ratings

Gasoline Standard Sport Utility Vehicle 4WDAll-Wheel Drive
2021 BMW X5 M50i

Photo: HJUdall. CC0. via Wikimedia Commons

City
16
MPG
Highway
22
MPG
Combined
18
MPG

Trim Comparison

Automatic (S8)
Premium
City
16
Hwy
22
Comb
18
Fuel cost: $4,550/yr
Annual Fuel Cost
$4,550

Based on gasoline at $3.67/gal, 15,000 miles/year

5-Year Fuel Savings
$-10,750

vs. average new vehicle

EPA Fuel Economy Score: 3/10
GHG Score: 3/10

Environment

CO₂ Tailpipe Emissions
488 g/mile
Annual Petroleum Consumption
16.5 barrels

Specifications

Engine
4.4L 8-cyl
Transmission
8-speed Automatic
Drivetrain
AWD
Body Style
SUV/Crossover
GVWR
Class 2-3 (6,001–10,000 lbs)

Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.

Engine & Efficiency Details

Source: EPA fueleconomy.gov

Engine Size
4.4L, 8-cylinder
Induction Type
Direct Injection
Efficiency Tech
Auto Start-Stop
Fuel Type
Premium Gasoline

Recall History

Source: NHTSA

No recalls reported for this vehicle.

Owner-Reported Problems93 complaints

Source: NHTSA

NHTSA has received 93 owner complaints for the 2021 BMW X5 M50i. Top reported issues include electrical system, engine and power train. The data below is sourced from consumer complaints filed directly with NHTSA.

Problems by System / Component

Electrical System
30
Engine
27
Power Train
23
Air Bags
7
Advanced Safety (ADAS)
7
Brakes
5
Structure
4
Speed Control
4

2021 BMW X5 M50i problems by category: Electrical System: 30 complaints, Engine: 27 complaints, Power Train: 23 complaints, Air Bags: 7 complaints, Advanced Safety (ADAS): 7 complaints, Brakes: 5 complaints, Structure: 4 complaints, Speed Control: 4 complaints.

20
Crashes Reported
7
Fires Reported
14
Injuries Reported

Sample Owner Complaints

Power TrainFiled: 05/15/2026ODI#11738107
2021 BMW X5 xDrive45e PHEV, built October 2020 by BMW AG (Germany). In-service Oct 28, 2021. Vehicle intermittently shows "Drivetrain Malfunction — you can continue driving" warning. DME scan revea…
EngineFiled: 04/01/2026ODI#11728431
The original B58 engine (B58B30M0, 2015–2017) utilized a conventional mechanically robust gerotor oil pump with predominantly metallic internal construction and demonstrated strong reliability in fiel…
Power TrainFiled: 09/23/2025ODI#11689062
Component Failed: Water pump (engine cooling system) - Part has been superseded by BMW with upgraded version, indicating manufacturer awareness of defect. Failed component retained and available for i…

Complaint data is sourced from the NHTSA Complaints Database. Reports are filed by vehicle owners and may not reflect confirmed defects. Last updated via NHTSA API.

Related

BMW X5 M50i MPG History
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