Used 2021 Mercedes-Benz GLB for Sale near Atlanta, GA
139 results
CarGurus Analysis:
2021 Mercedes-Benz GLB
With 139 currently listed for sale near Atlanta, GA and an average price of $24,432.00, 55.4% of 2021 Mercedes-Benz GLBs for sale on CarGurus are rated as good or great deals.
Favorably 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 an optional third row of seating, accommodating up to seven passengers and includes a highly regarded MBUX infotainment system.
CarGurus Analysis: 2021 Mercedes-Benz GLB
overall
Summary
With 139 currently listed for sale near Atlanta, GA and an average price of $24,432.00, 55.4% of 2021 Mercedes-Benz GLBs for sale on CarGurus are rated as good or great deals.
Favorably 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 an optional third row of seating, accommodating up to seven passengers and includes a highly regarded MBUX infotainment system.
Why it stands out
The 2021 Mercedes-Benz GLB distinguishes itself in the luxury SUV segment with its versatile design and family-friendly options. It features an attractive aesthetic with a spacious interior that can comfortably accommodate up to seven passengers when opting for the third-row seating. The GLB is powered by a robust turbocharged 2.0-liter engine that delivers 221 horsepower and pairs with an efficient eight-speed dual-clutch automatic transmission. This model is also celebrated for its advanced technology, including the MBUX infotainment system, which supports natural speech recognition and offers seamless integration with smartphones.
Additionally, the GLB's 100% accident-free record assures buyers of its reliability, while its spacious cabin, well-crafted materials, and impressive tech features cater to contemporary safety and connectivity needs. While it faces some criticism for a cramped third row and a transmission that may be less than smooth at times, the overall value it provides makes it a compelling choice for families seeking a luxury SUV without overstretching their budget.
Other model years to consider
- Average price: $19,876.00
- Good/great deal percentage: 47.7%
- User rating: 4.14 / 5
- Total listings: 86
- Average price: $27,208.00
- Good/great deal percentage: 59.6%
- User rating: 4 / 5
- Total listings: 151
This analysis is based on CarGurus' proprietary market data from April 21, 2026, CarGurus experts' opinions, and generative AI.
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5.0 Overall rating
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Lauren W
Reviewed a 2021 Mercedes-Benz 250 4MATIC on Jul 24, 2024
Amazing suv for people who want a small SUV. Size of a Nissan Rouge, but with the features and luxury options of a Mercedes.
2021 Mercedes-Benz GLB Trims
| Trim type | MSRP |
|---|---|
| 250 4MATIC | $40,050 |
| AMG 35 4MATIC | $49,500 |
| 250 FWD | $38,050 |
2021 Mercedes-Benz GLB Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2021 Mercedes-Benz GLB prices has changed over time.
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