Used Mercedes-Benz GLS for Sale near Nominingue, 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 $71,983 CAD, and its nationwide average price reached a low of $68,315 CAD over the past year.

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 is a strong choice if you want a large luxury SUV with a premium feel and broad appeal across model years. The all-generations owner rating is 4.7/5 across every model year in the data.

Owners consistently praise the GLS for its luxurious comfort, smooth ride, and impressive performance. They also frequently highlight the high-quality craftsmanship and premium driving experience, along with the spacious, family-friendly cabin.

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 third-row access that can be awkward in daily use.

33.0% of listings are priced as good or great deals.

Are Mercedes-Benz GLS models reliable?

Owners consistently praise the GLS for its comfort, strong performance, and high-quality engineering. Across the model years in the data, it also earns strong owner ratings, which supports its reputation as a well-regarded luxury SUV.

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

For used buyers, long-term ownership risk is best managed by choosing a well-maintained example with a clear service history and checking that the luxury features and electronics operate as expected.

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

Key things to evaluate:

• Fuel efficiency: The 2026 GLS 450’s powertrain supplies 375 horsepower and 369 pound-feet of torque, and it’s coupled with a nine-speed automatic transmission and standard 4Matic all-wheel-drive (AWD). It’s rated by Natural Resources Canada at 11.3 litres per 100 kilometres combined, but with the standard Dynamic Select system in the Comfort driving mode for most of the test drive we observed 12.1 L/100 km on our mountainous evaluation route.

Which Mercedes-Benz GLS trim should I buy?

The 2026 Mercedes-Benz GLS offers these trims:

• GLS 450: The base version brings the GLS’s core strengths together with a quiet, comfortable cabin, standard 4Matic all-wheel drive, a nine-speed automatic transmission, dual 12.3-inch displays with MBUX, a Burmester surround-sound system, wireless Apple CarPlay and Android Auto, and a long list of standard safety and convenience features. It stands out as the best-value choice for most buyers.
• GLS 580: This trim adds more power and a higher level of luxury equipment for shoppers who want a more upscale feel and stronger performance.
• AMG GLS 63: This performance-focused trim adds the most aggressive character in the lineup, along with the highest-output powertrain and sportier hardware.
• Maybach GLS 600: This is the most opulent version, adding the most exclusive luxury treatment in the range.

What Mercedes-Benz GLS do most buyers choose?

The Mercedes-Benz GLS years with the most listings are 2022, 2023, and 2021.

These higher-volume years tend to be popular because they give you more inventory to compare and more chances to find the right combination of price, equipment, and condition. They also often sit in the sweet spot between newer features and more accessible used pricing.

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

The table shows broad downward movement across the GLS lineup, which can work in your favour if you’re shopping used. Several model years have seen sizeable drops, while a few have fallen by smaller amounts, creating a range of value opportunities depending on how new you want to go.

The 2022, 2021, 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 −28.09% versus a year ago, and the 2023 model is at −23.59%.
• Deal availability: The 2024 model has 37% good and great deals, and the 2023 model has 31%.
• Sweet-spot year: The 2022 model has the most listings at a current average price of $66,433 CAD. The Mercedes-Benz GLS offers a quiet, comfortable cabin, strong road manners, and a genuinely upscale three-row experience.

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 it’s coupled with a nine-speed automatic transmission and standard 4Matic all-wheel-drive (AWD).
• Tech: Wireless Apple CarPlay and Android Auto and a navigation system with augmented reality enhancement are standard, and the GLS is fitted with a standard Burmester surround-sound system with Dolby Atmos technology.
• 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 CAD to $247,795 CAD, 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.

How does the 2024 Mercedes-Benz GLS compare to the 2024 BMW X7?

These recommendations are based on CarGurus' proprietary market data from November 10, 2026, CarGurus experts' opinions, and generative AI.