Summary

• With 108 currently listed for sale and an average price of $31,187.00 CAD, 31.5% of 2021 Mercedes-Benz GLBs for sale on CarGurus are rated as good or great deals.

• Favourably reviewed: Owners rated the 2021 Mercedes-Benz GLB 5 / 5 stars.

• 100.0% of 2021 GLB models on CarGurus are accident free.

• The 2021 Mercedes-Benz GLB offers a flexible interior layout with an optional third row, allowing it to accommodate up to seven passengers.

Why it stands out

The 2021 Mercedes-Benz GLB distinguishes itself in the competitive luxury SUV market with its impressive blend of versatility and premium features. Not only does it offer an optional third row of seating, enhancing passenger capacity to seven, but it also boasts a spacious and refined interior that embodies the elegance and comfort expected of a Mercedes-Benz. Powered by a responsive turbocharged 2.0-litre inline-4 engine, the GLB provides a balanced driving experience, delivering 221 horsepower and featuring standard 4MATIC all-wheel drive, which enhances handling in various conditions. Notably, its high safety standards are reinforced with advanced driver-assistance technologies, ensuring a secure journey for all occupants. While some may find the third-row seating suitable primarily for children or shorter trips, the overall layout and modern design, coupled with top-rated user reviews, make the GLB an appealing choice for families seeking a luxury compact SUV.

Other model years to consider

• 2022 Mercedes-Benz GLB
  • Average price: $34,679.00 CAD
  • Good/great deal percentage: 32.2%
  • User rating: 4 / 5
  • Total listings: 118

This analysis is based on CarGurus' proprietary market data from June 29, 2026, CarGurus experts' opinions, and generative AI.