Used 2021 Mercedes-Benz GLS for Sale near Phoenix, AZ
113 results
CarGurus Analysis:
2021 Mercedes-Benz GLS
With 106 currently listed for sale near Phoenix, AZ and an average price of $46,208.00, 16.0% of 2021 Mercedes-Benz GLS vehicles for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 Mercedes-Benz GLS 4.93 / 5 stars.
100.9% of 2021 GLS models on CarGurus are accident-free.
The 2021 Mercedes-Benz GLS delivers remarkable luxury with three rows of comfortable seating, a cutting-edge technology suite, and multiple powertrain options for buyers.
CarGurus Analysis: 2021 Mercedes-Benz GLS
overall
Summary
With 106 currently listed for sale near Phoenix, AZ and an average price of $46,208.00, 16.0% of 2021 Mercedes-Benz GLS vehicles for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 Mercedes-Benz GLS 4.93 / 5 stars.
100.9% of 2021 GLS models on CarGurus are accident-free.
The 2021 Mercedes-Benz GLS delivers remarkable luxury with three rows of comfortable seating, a cutting-edge technology suite, and multiple powertrain options for buyers.
Why it stands out
The 2021 Mercedes-Benz GLS stands out in the crowded luxury SUV segment by effectively blending opulence with practicality. Its spacious interior and three-row seating layout provide ample room for families, which is further complemented by a host of modern technological features. The GLS-Class is esteemed for its performance and luxurious feel, boasting a powerful twin-turbocharged engine and sophisticated ride quality that belies its size, giving drivers a dynamic experience comparable to that of smaller vehicles. The vehicle excels in comfort with features like massaging front seats and a comprehensive infotainment system evidenced by its highly rated technology components. However, the GLS isn't without its drawbacks, such as a cramped third row and sometimes convoluted tech interfaces. Nevertheless, it remains a top-contender for buyers seeking an upscale, full-size SUV.
Other model years to consider
- Average price: $71,699.00
- Good/great deal percentage: 23.9%
- User rating: 5 / 5
- Total listings: 138
- Average price: $52,631.00
- Good/great deal percentage: 22.1%
- User rating: 5 / 5
- Total listings: 122
- Average price: $88,689.00
- Good/great deal percentage: 22.3%
- Total listings: 121
This analysis is based on CarGurus' proprietary market data from March 31, 2026, CarGurus experts' opinions, and generative AI.
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Discover the ultimate buying guide for purchasing a used Mercedes-Benz GLS covering each generation since 2017. Whether you're a first-time buyer or a Mercedes enthusiast, this comprehensive overview will help you research your next pre-owned Mercedes-Benz GLS.
5.0 Overall rating
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Wilber R
Reviewed a 2021 Mercedes-Benz GLS on Sep 4, 2024
Excellent car, very good finish full of attributes, spacious.
James C
Reviewed a 2021 Mercedes-Benz GLS on Dec 22, 2022
I feel that the features listed for this vehicle is good. I just didnt see one option that would have made me buy the vehicle fast. I did not see the multi contour massage feature. I wished that it would have been made clear on the listing.
Michelle A
Reviewed a 2021 Mercedes-Benz 450 4MATIC on Apr 8, 2023
Very nice ride, drives so well and well built. I love it so far!!
Oliver D
Reviewed a 2021 Mercedes-Benz GLS on Jan 25, 2022
The Mercedes Benz GLS 63AMG is a majestic vehicle., one will fall in love at first sight.,,
2021 Mercedes-Benz GLS Trims
| Trim type | MSRP |
|---|---|
| 450 4MATIC | $76,000 |
| AMG GLS 63 4MATIC AWD | $132,100 |
| 580 4MATIC | $98,850 |
| 600 Mercedes-Maybach 4MATIC | $160,500 |
2021 Mercedes-Benz GLS Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2021 Mercedes-Benz GLS prices has changed over time.
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