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7450 W. Orchid Lane, Chandler, AZ, 85226

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Dealership Info

Phone Numbers:Sales Hours:
  • Mon - Fri8:00 AM - 7:00 PM
  • Sat9:00 AM - 6:00 PM
  • Sun11:00 AM - 5:00 PM
Service Hours:
  • Mon - Fri7:00 AM - 6:00 PM
  • Sat8:00 AM - 1:00 PM
  • SunClosed
Parts Hours:
  • Mon - Fri7:00 AM - 6:00 PM
  • Sat8:00 AM - 1:00 PM
  • SunClosed

2021 Mercedes-Benz GLB vs. GLC

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2021 Mercedes-Benz GLB vs. GLC

221-hp, 2.0L inline-4 turbo


255-hp, 2.0L inline-4 turbo
8G-DCT 8-speed dual-clutch automatic


9G-TRONIC® 9-speed automatic
6.9 seconds

Acceleration (0 to 60 MPH)

6.1 seconds
23 city/31 highway mpg*

Fuel Economy

22 city/29 highway mpg*
5 (7 optional)

Passenger Capacity

22.0 to 62.0 cubic feet

Cargo Capacity

19.4 to 56.5 cubic feet

If you’re on the hunt for a segment-leading compact SUV, you’ve got to compare the 2021 Mercedes-Benz GLB vs. GLC! While the Mercedes-Benz GLC has been a mainstay among Phoenix drivers for years, the Mercedes-Benz GLB is a relatively recent arrival. While the latter has distinguished itself by offering an optional third row, our GLB vs. GLC match-up can help you dig a little deeper and find the model with everything you need.

GLB vs. GLC: Dimensions

First things first: while the GLC always seats up to five, the GLB can be configured to seat either five or seven passengers. In general, it offers more space for you and your passengers to spread out. With that said, the GLC is slightly longer from end-to-end, and it also offers more shoulder room in both the first and second rows. Here’s how they measure up:

Mercedes-Benz GLB 250

  • Length: 182.4 inches
  • Wheelbase: 111.4 inches
  • Headroom (Front / Rear): 40.7 / 39.3 inches
  • Shoulder Room (Front / Rear): 55.9 / 54.9 inches
  • Legroom (Front / Rear): 41.4 / 39.3 inches
  • Passenger Capacity: 5 (7 optional)
  • Cargo Capacity: 22.0 to 62.0 cubic feet

Mercedes-Benz GLC 300

  • Length: 183.3 inches
  • Wheelbase: 113.1 inches
  • Headroom (Front / Rear): 37.8 / 38.56 inches
  • Shoulder Room (Front / Rear): 57.3 / 56.5 inches
  • Legroom (Front / Rear): 40.8 / 37.3 inches
  • Passenger Capacity: 5 passengers
  • Cargo Capacity: 19.4 to 56.5 cubic feet

We’ve already covered the Mercedes-Benz GLC dimensions in detail, so don’t wait to get a closer look.

GLB vs. GLC: Performance

You’ll find many more differences between these two models if and when you head out on the roads near Phoenix and Gilbert. While the GLB is a little bit more efficient, the GLC is stronger and faster, even in its baseline configuration. Plus, the GLC offers much more potent engine upgrades.

Mercedes-Benz GLB 250

  • Engine: 2.0L inline-4 turbo
  • Transmission: 8G-DCT 8-speed dual-clutch automatic
  • Fuel Economy: 23 city/31 highway mpg*
  • Acceleration: 0 to 60 mph in 6.9 second
  • Horsepower: 221 hp
  • Torque: 258 lb-ft

Mercedes-Benz GLC 300

  • Engine: 2.0L inline-4 turbo
  • Transmission: 9G-TRONIC® 9-speed automatic
  • Fuel Economy: 22 city/29 highway mpg*
  • Acceleration: 0 to 60 mph in 6.1 second
  • Horsepower: 255 hp
  • Torque: 273 lb-ft

Engine Upgrades: If you choose the Mercedes-Benz GLC, you can upgrade with a 385-hp V6, a 469-hp V8, or a 503-hp V8. The GLB only offers one upgrade, a 302-hp I4.

GLB vs. GLC: Standard Features

Both the Mercedes-Benz GLB and the Mercedes-Benz GLC excel wherever luxury is concerned. Both come standard with dual-zone automatic climate control, power front seats with memory, and three years of Mercedes me connect services, among many other features. However, that doesn’t mean that there are no reasons to move down the line. As the higher-end model, the GLC offers numerous standard features that require an upgrade in the GLB. Here’s what you should look for:

  • Heated front seats
  • 40/20/40-split rear seats with power folding
  • 10.25-inch touchscreen multimedia display

Check out the 2021 Mercedes-Benz GLB price list to get a better sense of what to expect.

Continue Your GLB vs. GLC Comparison at Mercedes-Benz of Chandler

No matter which Mercedes-Benz SUV has captured your attention, it’s easy to take the next steps at Mercedes-Benz of Chandler. Start exploring our SUV lease offers or learn more about our Preferred Purchase® services today!

*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.

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Mercedes-Benz of Chandler 33.3252004, -111.9700597.