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2021 Mercedes-Benz GLA vs. GLB

2021 Mercedes-Benz GLA vs. 2021 Mercedes-Benz GLB
2021 Mercedes-Benz GLA


2021 Mercedes-Benz GLB

Starting MSRP

8-speed automatic


8-speed automatic
5-7 (optional)

Seating Capacity

5-7 (optional)

Mercedes-Benz User Experience (MBUX)


When you’re looking to upgrade your Troy drive with a luxury SUV, there’s no denying that a new Mercedes-Benz will afford you an unforgettable experience. From thrilling performance capabilities and spacious cabins to high-end interior amenities, a Mercedes-Benz SUV is the epitome of elegance and functionality. But which one should you choose? Compare the Mercedes-Benz GLA vs. GLB with Mercedes-Benz of Rochester as we help you decide which of these SUVs best suits your lifestyle in Rochester Hills. 

Mercedes-Benz GLA vs. GLB: Price Overviews

Rochester shoppers who are looking for a more cost-effective Mercedes-Benz SUV will prefer the Mercedes-Benz GLA. Although, if your budget allows, you can access the new Mercedes-Benz GLB for a slight jump in price. 

  • 2021 Mercedes-Benz GLA SUV Starting Price: $36,230 MSRP*
  • 2021 Mercedes-Benz GLB SUV Starting Price: $38,050 MSRP*

Mercedes-Benz GLA vs. GLB: Performance Features 

When comparing the GLA vs. GLB base trims, each SUV comes equipped with the same engine that delivers impressive performance specs: 

Standard Engine Specs

  • 2.0L inline-4 turbo
  • 221 hp / 258 lb-ft of torque
  • 8-speed automatic transmission

Both models come equipped with the 4MATIC® performance system that helps the SUVs execute more agile handling on Sterling Heights roadways. 

Mercedes-Benz GLA vs. GLB: Passenger Space Dimensions

While the Mercedes-Benz GLA and GLB are classified as compact SUVs, they offer plenty of space for your passengers to ride in comfort. Take a look at the GLA vs. GLB dimensions, below: 

2021 Mercedes-Benz GLA Passenger Dimensions

  • Front legroom: 41.0 inches
  • Rear legroom: 38.8 inches

2021 Mercedes-Benz GLB Passenger Dimensions

  • Front legroom: 41.1 inches
  • Rear legroom: 38.1 inches

Mercedes-Benz GLA vs. GLB: Cargo Space Dimensions

Whether you’re frequently hauling around your children’s sports equipment, or you often take road trips with friends, having enough room for cargo is going to be crucial. The Mercedes-Benz GLB provides 62.0 cubic feet of cargo volume, while the Mercedes-Benz GLA offers up to 50.5 cubic feet of cargo space.

Mercedes-Benz GLA vs. GLB: Interior Amenities

Along with spacious cabins, the GLA and GLB also offer high-end interiors. Take a look at the Mercedes-Benz GLA vs. GLB interior features you can enjoy on Rochester roads: 

  • Power-adjustable driver seat
  • Driver seat memory
  • Heated front seats
  • Adjustable steering column
  • Power liftgate

If you’d like to enhance either of these models, there are plenty of options available. Plus, with the genuine parts and accessories at Mercedes-Benz of Rochester you can customize your new Mercedes-Benz SUV to your liking.

Explore the Mercedes-Benz GLA and GLB at Mercedes-Benz of Rochester

Now that you’ve compared the GLA vs. GLB, which will you choose? Contact us today if you’d like to take them for a test drive and indulge in the Mercedes-Benz SUV experience firsthand. We look forward to helping you get behind the wheel of your favorite Mercedes-Benz SUV.

*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.

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