Used Mercedes-Benz GLS for Sale near Berthierville, 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 $71,825 CAD, and over the past year that nationwide average reached a low of $68,855 CAD.
Recently, prices have come down for the 2022, 2023, and 2024 models, making now a good time to shop recent model years.

Is the Mercedes-Benz GLS a good car?

Yes — the Mercedes-Benz GLS earns a strong all-generations owner rating and consistently appeals to shoppers who want a luxury three-row SUV with comfort and presence. The all-generations owner rating is 4.69/5 across every model year in the data.

Owners repeatedly praise the GLS for its luxurious comfort, smooth ride, and premium craftsmanship. Across the model years, the cabin quality, strong performance, and upscale feel come through as recurring strengths.

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

The main trade-offs that show up in recent expert coverage centre on fuel economy, third-row access, and touch-sensitive controls. For used buyers, that means the GLS rewards you most if you value comfort, refinement, and a richly equipped cabin over outright efficiency.

33.5% of listings are priced as good or great deals.

Are Mercedes-Benz GLS models reliable?

Owners consistently describe the GLS as comfortable, powerful, and well built, with premium craftsmanship showing up again and again in their feedback. Expert coverage also reinforces its quiet cabin, composed ride, and solid dynamics as recurring strengths.

• 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 the GLS’s luxury complexity and higher running costs than by any single recurring owner complaint.

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

Key things to evaluate:

• Fuel efficiency: The 2026 GLS 450 is rated at 11.3 litres per 100 kilometres combined, and we observed 12.1 L/100 km on our mountainous evaluation route.
• Infotainment: Wireless Apple CarPlay and Android Auto, plus a navigation system with augmented reality enhancement, are standard.
• Safety package: Nearly 40 safety and driver assistance systems appear on the 2026 GLS’s standard equipment list, including Mercedes’s innovative Pre-Safe and Crosswind Assist technologies.

Which Mercedes-Benz GLS trim should I buy?

The 2026 Mercedes-Benz GLS offers these trims:

• GLS 450: The entry point brings a turbocharged 3.0-litre inline-six with mild-hybrid assist, 375 horsepower, 369 pound-feet of torque, a nine-speed automatic transmission, standard 4Matic all-wheel drive, and a long list of standard luxury and tech features. It is the best-value trim for most buyers who want the GLS experience without moving up the range.
• GLS 580: This trim adds more power and a higher-output character for buyers who want stronger performance and a more upscale feel.
• AMG GLS 63: This performance-focused trim adds AMG tuning and the most aggressive driving character in the lineup.
• Maybach GLS 600: This trim adds the most opulent treatment in the range, aimed at buyers who want the highest level of luxury and exclusivity.

What Mercedes-Benz GLS do most buyers choose?

The Mercedes-Benz GLS years with the most listings are 2022, 2021, and 2020.

These higher-volume years tend to attract more shoppers because they offer a broader mix of pricing, equipment, and availability. When more examples are listed, you also get a better chance of finding the right trim and condition for your budget.

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

Most GLS model years are showing year-over-year price declines, which can work in your favour if you are shopping used. The biggest drops are concentrated in the newer and older ends of the range, while the smaller declines suggest some years are softening more gradually than others.

The 2021, 2022, and 2019 model years have held their value best, with the smallest year-over-year price changes.

Is the Mercedes-Benz GLS safe?

• 2026: 7/10
• 2024: 10/10
• 2022: 6/10
• 2021: 9/10

Nearly 40 safety and driver assistance systems appear on the 2026 GLS’s standard equipment list, including Mercedes’s innovative Pre-Safe and Crosswind Assist technologies.

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 2024 model is at −28.18% versus a year ago, and the 2023 model is at −15.31%.
• Deal availability: The 2024 model has 32% good and great deals.
• Sweet-spot year: The 2022 model has the most listings at a current average price of $69,601 CAD. The Mercedes-Benz GLS offers a quiet, comfortable cabin with a premium feel that suits family duty and long-distance driving.

Consider waiting if:

• Powertrain/efficiency: A turbocharged 3.0-litre inline-six-cylinder engine provides the 2026 GLS 450’s motive force with a bit of mild-hybrid assist, and the powertrain supplies 375 horsepower and 369 pound-feet of torque.
• Tech: Wireless Apple CarPlay and Android Auto and a navigation system with augmented reality enhancement are standard.
• Safety: Nearly 40 safety and driver assistance systems appear on the 2026 GLS’s standard equipment list, including Mercedes’s innovative Pre-Safe and Crosswind Assist technologies.
• Starting price: Prices in Canada range from $125,395 to $247,795, including a $3,995 destination charge.

If you're buying used today, the 2022 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 October 20, 2026, CarGurus experts' opinions, and generative AI.