New Mercedes-Benz GLS for Sale near Mont-Blanc, QC

How much does the Mercedes-Benz GLS cost in today's market?

Used Mercedes-Benz GLS prices span a wide range depending on model year. Here's what the market looks like right now:

The Mercedes-Benz GLS's current nationwide average price is $72,020 CAD, and its nationwide average price reached a low of $70,045 CAD over the past year.

Recently, prices have come down for the 2023, 2024, and 2025 models, making now a good time to shop recent model years.

Is the Mercedes-Benz GLS a good car?

Yes — the Mercedes-Benz GLS is a strong choice if you want a three-row luxury SUV with broad appeal and a high owner satisfaction score.

The all-generations owner rating is 4.69/5 across every model year in the data.

Owners consistently praise the GLS for its luxurious comfort, smooth ride, and impressive performance. Reviewers also highlight the high-quality craftsmanship and premium driving experience, along with the model’s strong engine performance.

Expert reviews rate the 2024 and 2021 models among the highest across all years.

The main trade-offs are the relatively poor fuel economy, the high price point, and the touch-sensing controls. Some expert reviews also point to third-row access and interior packaging as recurring concerns.

32.2% of listings are priced as good or great deals.

Are Mercedes-Benz GLS models reliable?

Owners consistently praise the Mercedes-Benz GLS for its luxurious comfort, smooth ride, and strong performance. Reviewers also point to high-quality craftsmanship and a premium driving experience across the model range.

• Owners rate the Mercedes-Benz GLS between 4.5 and 5.0 out of 5 stars across all model years in the data.

For used buyers, long-term ownership risk is shaped more by upkeep costs and complex luxury features than by owner satisfaction.

What should I look for when buying a used Mercedes-Benz GLS?

Key things to evaluate:

• Safety package: advanced driving assistance systems through MBUX, including forward-collision warning, lane-departure warning, lane-keeping assist, adaptive cruise control, and lane-centring assist
• Infotainment: MBUX infotainment system with a 12.3-inch digital instrumentation panel and a 12.3-inch infotainment touchscreen, plus intuitive touchscreen operation, natural voice recognition technology, and augmented reality for the navigation system
• Fuel efficiency: official fuel economy rating is 11.3 litres per 100 kilometres in combined driving

Which Mercedes-Benz GLS trim should I buy?

The 2024 Mercedes-Benz GLS offers these trims:

• GLS 450: the most affordable version, with a turbocharged 3.0-litre inline six-cylinder engine with mild-hybrid technology; a strong value if you want the core GLS experience with luxury, comfort, and easy-to-use tech
• GLS 580: adds a twin-turbo V8 with mild-hybrid technology and is the model tied to the Off-Road Package, which includes underbody protection, up to 3 centimetres of added ground clearance, and improved water fording capability
• AMG GLS 63: brings the performance-focused V8 version for buyers who want the most powerful character in the range
• Maybach GLS 600: the most lavish version in the lineup, aimed at buyers who want the highest level of luxury and presence

What Mercedes-Benz GLS do most buyers choose?

The Mercedes-Benz GLS years with the most listings are 2025, 2021, and 2022.

Higher-listing years tend to draw more shopper attention because they give you more inventory to compare, which can make it easier to find the right trim, colour, and price. They also often become the default starting point for used buyers who want a broad selection in the market.

What is the Mercedes-Benz GLS's resale value?

Most GLS model years are down year over year, and several recent ones have seen especially sharp drops. That pattern can work in your favour if you want a luxury SUV with a lower entry price than it had a year ago. The smallest changes are clustered among the older model years, which suggests they have been moving more steadily than the newer ones.

The 2019, 2018, and 2021 model years have held their value best, with the smallest year-over-year price changes.

Is the Mercedes-Benz GLS safe?

• 2024: 10/10
• 2022: 6/10
• 2021: 9/10

Safety comes standard on the 2024 Mercedes-Benz GLS, including advanced driving assistance systems through MBUX.

For the safest used buy, the 2024 model posts the highest confirmed score of 10/10.

Should I buy a used Mercedes-Benz GLS now or wait for the next model?

Buy now if:

• Price trend: The 2025 model is at −17.4% versus a year ago, and the 2024 model is at −19.23%.
• Deal availability: The 2025 model has 31.8% good and great deals.
• Sweet-spot year: The 2025 model has the most listings at a current average price of $115,933 CAD. The Mercedes-Benz GLS offers a spacious, luxury-focused cabin with three rows of seating and a strong emphasis on comfort.

Consider waiting if:

• Powertrain/efficiency: With 375 horsepower and 369 pound-feet of torque, the GLS 450 provides plenty of smooth, silky motive force and swift, seamless acceleration, and the official fuel economy rating is 11.3 litres per 100 kilometres in combined driving.
• Tech: Mercedes equips the 2024 GLS with its latest MBUX infotainment system, a 12.3-inch digital instrumentation panel, and a 12.3-inch infotainment touchscreen.
• Safety: The latest model adds or improves advanced driving assistance systems through MBUX, including forward-collision warning, lane-departure warning, lane-keeping assist, adaptive cruise control, and lane-centring assist.
• Starting price: In Canada, the GLS 450 starts at $116,100.

If you're buying used today, the 2025 model year offers the best mix of value and availability. If you want the latest tech and features, it may be worth waiting for the next model year's inventory to build up.

These recommendations are based on CarGurus' proprietary market data from September 29, 2026, CarGurus experts' opinions, and generative AI.