Used 2018 Mercedes-Benz GLS for Sale near Fort Smith, AR

## Summary - With 951 currently listed for sale on CarGurus and an **average price of $22,662.00**, 30.9% of 2018 Mercedes-Benz GLS models for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2018 Mercedes-Benz GLS 3.81 / 5 stars. - **65.4% of 2018 GLS models on CarGurus are accident free**. - The 2018 Mercedes-Benz GLS is well-regarded for its luxurious features, comfort, and performance, with users highlighting its powerful engine and advanced electronics, albeit with some comments on interior space limitations. ## Why it stands out The 2018 Mercedes-Benz GLS distinguishes itself in the luxury SUV segment through its harmonious combination of spaciousness, comfort, and performance. As the roomiest model in the Mercedes-Benz lineup, the GLS features three rows of seating, accommodating up to seven passengers, making it an excellent choice for families. While the vehicle does offer substantial cargo space, some users have noted that the interior could be more accommodating than expected. The GLS impresses with its powerful engine options and advanced electronic features, contributing to a pleasurable driving experience. Although owners praise the overall luxurious feel and technology, they sometimes wish for extra charging options and improved third-row access. This balance of luxury and capability makes the 2018 GLS a well-rounded choice in the competitive luxury SUV market. ## Other model years to consider - **[2021 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2021-Mercedes-Benz-GLS-c29893)** - Average price: $54,114.00 - Good/great deal percentage: 34.8% - User rating: 4.93 / 5 - Total listings: 865 - **[2022 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2022-Mercedes-Benz-GLS-c31986)** - Average price: $50,767.00 - Good/great deal percentage: 35.0% - User rating: 5 / 5 - Total listings: 984 - **[2019 Mercedes-Benz GLS](https://www.cargurus.com/Cars/l-Used-2019-Mercedes-Benz-GLS-c28644)** - Average price: $25,044.00 - Good/great deal percentage: 31.5% - User rating: 4.7 / 5 - Total listings: 797 This analysis is based on CarGurus' proprietary market data from March 2, 2026, CarGurus experts' opinions, and generative AI.