Used 2017 Mercedes-Benz GLS for Sale near Philadelphia, PA

## Summary - With 165 currently listed for sale near Philadelphia, PA and an **average price of $18,410.00**, 23.6% of 2017 Mercedes-Benz GLS models for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2017 Mercedes-Benz GLS 4.75 / 5 stars. - **62.4% of 2017 GLS models on CarGurus are accident-free**. - The 2017 Mercedes-Benz GLS is commended for its impressive power, luxury, and engineering quality, making it a comfortable option for families needing a seven-seat SUV. ## Why it stands out The 2017 Mercedes-Benz GLS distinguishes itself in the crowded luxury SUV market with a perfect blend of space, comfort, and refined performance. This model offers three rows of seating that can accommodate six or seven passengers, allowing families to travel in style without compromising on comfort. Its engineering is robust, providing a smooth and powerful performance that drivers appreciate. Despite its many strengths, some owners note that it may fall short on spaciousness compared to rivals like the Cadillac Escalade and Lincoln Navigator. The overall luxurious interior and advanced technology options elevate it above many competitors, making the GLS a solid choice for buyers looking for a high-end SUV. ## Other model years to consider - **[2021 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2021-Mercedes-Benz-GLS-Philadelphia-c29893_L30895)** - Average price: $49,194.00 - Good/great deal percentage: 27.7% - User rating: 4.93 / 5 - Total listings: 188 - **[2024 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2024-Mercedes-Benz-GLS-Philadelphia-c32834_L30895)** - Average price: $80,306.00 - Good/great deal percentage: 20.3% - User rating: 5 / 5 - Total listings: 182 - **[2019 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2019-Mercedes-Benz-GLS-Philadelphia-c28644_L30895)** - Average price: $24,825.00 - Good/great deal percentage: 20.5% - User rating: 4.7 / 5 - Total listings: 200 This analysis is based on CarGurus' proprietary market data from March 19, 2026, CarGurus experts' opinions, and generative AI.