2021 Mercedes-Benz GLB vs. BMW X3
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2021 Mercedes-Benz GLB


2021 BMW X3

$38,050 MSRP*

Starting Price

$43,000 MSRP
5 (7 optional)


Apple CarPlay®/Android Auto™

Smartphone Integration

Apple CarPlay®

Heated side mirrors

All rows

Seatbelt pretensioners

1st row only

Crosswind Assist

Not Available

2021 Mercedes-Benz GLB vs. BMW X3

If you’re looking for a well-appointed luxury SUV near San Antonio, the 2021 Mercedes-Benz GLB vs. BMW X3 are likely topping your list. Both models offer standard 2.0L inline-4 turbo engines, 8-speed automatic transmissions, and drive mode features, however, they differ in key areas like pricing and safety features. See how the X3 vs. GLB match-up below with Mercedes-Benz of San Antonio.

GLB vs. X3: Pricing

Luxury vehicles are worth the investment, but that doesn’t mean you need to bust your budget. View the price tags of the Mercedes-Benz GLB vs. BMW X3, and you’ll note the GLB provides a better value from its entry-level to its top-tier models:

Entry-Level Prices

  • 2021 Mercedes-Benz GLB 250 SUV: Starting Price of $38,050 MSRP*
  • 2021 BMW X3 sDrive 30i: Starting Price of $43,000 MSRP

Top-Model Prices

  • 2021 Mercedes-Benz AMG® GLB 35 SUV: Starting Price of $49,500 MSRP*
  • 2021 BMW X3 M40i: Starting Price of $56,600 MSRP

GLB vs. X3: Interior Features & Tech

Pricing may vary greatly between the X3 vs. GLB, but their feature set offers quite a few overlapping amenities, such as:

  • Standard seating for 5
  • 40/20/40-split folding 2nd-row seats
  • Around 62 cubic feet of cargo space
  • Power liftgate
  • Telematics
  • Apple CarPlay® smartphone integration
  • Bluetooth®** technology

Still, despite these similarities, the GLB cabin offers a more flexible interior, thanks to its optional seating of 7, as well as standard features like Android Auto™ that can’t be had on the 2021 BMW X3.

GLB vs. X3: Safety Features & Driver Assists

A closer examination of the safety features of the X3 vs. GLB shows that both SUVs feature progessive safety features like pre-collision systems, emergency service calling, and rearview cameras. Yet, the GLB continues to show up the X3 with features like:

  • Crosswind Assist- If you’re on a highway around Shavano Park and are hit by a strong lateral wind gust, this feature will work to keep you in your lane and on-course.
  • ATTENTION ASSIST® Using over 70 parameters, this system learns your driving habits and alerts you if you’re getting drowsy. 
  • Seatbelt Pretensioners- While both SUVs offer this in the first row, only the GLB offers it in all rows.

Experience the Mercedes-Benz GLB Today at Mercedes-Benz of San Antonio

Ready to take a look at the new 2021 Mercedes-Benz GLB up close? You can schedule a test drive today at Mercedes-Benz of San Antonio. We have numerous models at our San Antonio lot, and offer competitive financing and lease specials for your SUV purchase! Or, you can compare more of our SUVs to the X3, like the 2021 GLC vs. X3.


*Base MSRP excludes transportation and handling charges, destination charges, taxes, title, registration, preparation and documentary fees, tags, labor and installation charges, insurance, and optional equipment, products, packages and accessories. Actual vehicle price may vary by Dealer.

**Bluetooth® is a registered trademark of Bluetooth® SIG, Inc.

Mercedes-Benz of San Antonio 29.5277566, -98.4980664.