Mercedes-Benz GLB vs. GLC

2021 Mercedes-Benz GLB vs. 2021 Mercedes-Benz 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*

EPA-Estimated 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

Providence drivers looking to enhance their driving experience with a compact SUV should compare the 2021 Mercedes-Benz GLB vs. GLC. The Mercedes-Benz GLC is a tried and true classic in and around Providence, while the Mercedes-Benz GLB is a relatively new arrival turning heads.  Let’s take a closer look at the GLB vs. GLC match-up so you can find the perfect SUV today. When you’ve finished, take the next steps through the virtual showroom at Mercedes-Benz of Warwick.


GLB vs. GLC: Interior and Exterior Dimensions

When comparing the Mercedes-Benz GLB vs. GLC, you’ll see that the GLB offers more space for the family because it offers an optional third row. On the other hand, drivers will find that the GLC has a longer exterior end-to-end and offers a little more shoulder room. Here’s how the GLC and GLB dimensions 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 passengers (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


GLB vs. GLC: Performance Specs

Another difference in the comparison of the Mercedes-Benz GLB vs. GLC has to do with their available engine options. East Greenwich drivers looking for a more efficient drive will appreciate the GLB, while drivers looking for a faster and stronger performance will enjoy the GLC. The GLC also showcases potent engine upgrades for drivers to explore.

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

Available Engine Upgrades: The Mercedes-Benz GLC offers an upgraded 385-hp V6 engine, a 469-hp V8 engine, or a 503-hp V8 engine. The GLB only offers one engine upgrade, a 302-hp I4.

If you think that fuel economy is more important than power, you might find even more to love by comparing the Mercedes-Benz GLB vs. GLA!

GLB vs. GLC: Highlighted Features

Whether drivers prefer the Mercedes-Benz GLB or the Mercedes-Benz GLC, they’ll have the brand’s standard luxury interior features supporting them as they settle in for a drive. Both SUVs come standard with dual-zone automatic climate control, power front seats with memory, three years of Mercedes me connect services, and a host of other innovative features. The premium features don’t stop there. Since the GLC is a higher-end model, it offers several standard features that require an upgrade in the GLB. Here are a few features to keep an eye out for:

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


Explore the Range of Mercedes-Benz SUV Models!

Continue exploring the differences of the 2021 Mercedes-Benz GLB vs. GLC by contacting us to schedule your test drive. Interested in how the SUVs compare to other Mercedes-Benz SUV models? Try comparing the GLB vs. GLE or the GLC vs. GLA.

*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 Warwick 41.697621, -71.4983052.