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8545 Leesburg Pike, Vienna, VA, 22182

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Dealership Info

Phone Numbers:Sales Hours:
  • Mon - Fri9:00 AM - 8:00 PM
  • Sat9:00 AM - 6:00 PM
  • Sun12:00 PM - 5:00 PM
Service Hours:
  • Mon - Fri7:00 AM - 6:00 PM
  • Sat8:00 AM - 4:00 PM
  • SunClosed
Parts Hours:
  • Mon - Fri7:00 AM - 6:00 PM
  • Sat8:00 AM - 4:00 PM
  • SunClosed

2021 Mercedes-Benz GLB vs. GLC

2021 Mercedes-Benz GLB vs GLC
2021 Mercedes Benz GLB


2021 Mercedes Benz GLC


6.9 seconds

Acceleration (0 to 60 MPH)

6.1 seconds
23 city/31 highway mpg**

EPA-Estimated Fuel Economy

22 city/29 highway mpg**
221-hp, 2.0-liter I-4 (premium)


255-hp, 2.0-liter I-4 (premium)
258 @ 1,800 rpm


273 @ 1,800 rpm

Heated Front Seats


Power Folding Side Mirrors

Not Available

Analog gauges with high-resolution multifunction display

7.5 inch

Multimedia Touchscreen

10 inch

Available 3rd Row



62.0 cu.ft.

Maximum Cargo Volume

56.5 cu.ft.

There are so many great Mercedes-Benz models to choose from, but many drivers can find exactly what they’re looking for by comparing the 2021 Mercedes-Benz GLB vs. GLC! Either SUV would look great in any Vienna driveway, but the GLC offers more available engines and the GLB offers an optional third-row. Take advantage of our detailed, side-by-side GLB vs. GLC comparison to get all the details. If you still have questions about the similarities and differences between the 2021 Mercedes-Benz GLB and GLC after reading, feel free to give our sales team at call at Call sales Phone Number(844) 647-7828! We are always available to answer your queries.



2021 Mercedes-Benz GLB vs. GLC – Under the Hood

Both the GLB and GLC produce more than enough power for your Mclean commute. But the GLC produces a little more. Here are the engine and performance specs:


2021 Mercedes-Benz GLB Performance Specs

  • Horsepower – 221 @ 5,500 rpm
  • Torque – 258 @ 1,800 rpm
  • Acceleration (0 to 60 MPH) – 6.9 seconds


2021 Mercedes-Benz GLC Performance Specs

  • Horsepower – 255 @ 5,800 rpm
  • Torque – 273 @ 1,800 rpm
  • Acceleration (0 to 60 MPH) – 6.1 seconds


The GLB is only offered with one engine upgrade: an AMG®-enhanced 2.0L inline-4 turbo with 302 hp. The GLC offers two engine upgrades, and the most powerful offers 469 hp.


2021 Mercedes-Benz GLB vs. GLC – Starting Price

The GLC has a slightly more powerful engine and comes standard with more features. However, the GLB is the more accessible model, and it also gets better gas mileage:


GLB vs. GLC – Starting MSRP

  • 2021 Mercedes-Benz GLB – $38,050* MSRP
  • 2021 Mercedes-Benz GLC – $43,200* MSRP


GLB vs. GLC – EPA-Estimated Gas Mileage

  • 2021 Mercedes-Benz GLB – 23 city/31 highway mpg**
  • 2021 Mercedes-Benz GLC – 22 city/29 highway mpg**


2021 Mercedes-Benz GLB vs. GLC – Interior Room

Both the GLB and the GLC offer plenty of space for passengers and cargo. But the GLB comes with an available third row, which is great for Great Falls families. Here are the specs:


2021 Mercedes-Benz GLB Interior Space

  • Available 3rd Row – Yes
  • Passengers – 5 passengers (standard) or 7 passengers (optional)
  • Maximum Cargo Volume – 62.0 cubic feet


2021 Mercedes-Benz GLC Interior Space

  • Available 3rd Row – No
  • Passengers – 5 passengers
  • Maximum Cargo Volume – 56.5 cubic feet


Check Out the Mercedes-Benz SUVs at Mercedes-Benz of Tysons Corner

Let Mercedes-Benz of Tysons Corner help you find your next vehicle. You can start shopping from the comfort of your own home, but you should also know that we’re just a short drive away from Chantilly. Contact us today or give our sales team a call at Call sales Phone Number(844) 647-7828 to find out how easy buying a Mercedes-Benz SUV can be!

*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. Options, model availability and actual dealer price may vary. See dealer for details, costs and terms.

**EPA estimated fuel economy. Compare the estimated mpg to the estimated mpg of other vehicles. You may get different mileage depending on how fast you drive, weather conditions and trip length. Your actual highway mileage will probably be less than the highway estimate.


Shop the New Mercedes-Benz GLB & GLC with Mercedes-Benz of Tysons Corner


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Mercedes-Benz of Tysons Corner 38.928683, -77.243223.