Used Mercedes-Benz GLS for Sale near North Dakota

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 $53,464, and its nationwide average price reached a low of $52,098 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 pick if you want a luxury three-row SUV with comfort, space, and a premium driving feel.

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. They also frequently highlight the high-quality craftsmanship and premium cabin experience, along with the strong engine choices that make it feel especially capable.

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

The main trade-offs are fuel economy, higher pricing on some versions, and some ergonomic quirks. A few recent models also bring touch-sensitive controls and third-row access that can take some getting used to.

36.8% of listings are priced as good or great deals.

Are Mercedes-Benz GLS models reliable?

Owners consistently praise the GLS for its comfort, smooth ride, and premium craftsmanship, and expert feedback points to a well-executed luxury SUV with strong performance and a polished cabin. Across the model years in the data, that combination gives the GLS a reputation for delivering a high-end ownership experience.

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

For long-term ownership, you should expect a luxury-SUV experience that rewards regular maintenance and careful shopping, especially if you want the strongest combination of condition, equipment, and history.

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

Across all model years, accident-free inventory is solid at 84.7% — always verify the vehicle history report.

Older model years carry meaningfully higher accident rates, so always verify the vehicle history report on pre-2020 models.

Key things to evaluate:

• Safety package: standard driver-assistance features include lane-keep assist, forward-collision warning, automatic emergency braking, blind-spot monitors, stop-sign and traffic-light recognition, and adaptive cruise control with stop-and-go functionality.
• Infotainment: the standard Superscreen with three 12.3-inch displays runs the MBUX infotainment system based on Mercedes’ MB.OS operating system, with wireless Apple CarPlay and Android Auto retained.
• Fuel efficiency: Mercedes expects the six-cylinder GLS 450 to achieve 21 mpg combined (19 mpg city, 24 mpg highway) in EPA testing.

Which Mercedes-Benz GLS trim should I buy?

The 2027 Mercedes-Benz GLS offers these trims:

• GLS 450 4Matic: the six-cylinder model brings 375 horsepower, 413 pound-feet of torque, and the standard Superscreen with three 12.3-inch displays, making it the best-value choice for most shoppers who want the core GLS experience.
• GLS 580 4Matic: this V8 model adds 530 horsepower and 553 pound-feet of torque, plus the stronger performance and more upscale presence that suit you if you want the most effortless power in the lineup.
• AMG GLS 63: this performance model adds 603 horsepower, 627 pound-feet of torque, a performance-tuned transmission and suspension, a limited-slip differential, and beefier brakes for buyers who want the most aggressive driving character.
• Maybach GLS 680: this ultra-luxury model adds the highest-output V8 tune, extra chrome, and 22-inch monobloc wheels for shoppers who want the most lavish version of the GLS.

What Mercedes-Benz GLS do most buyers choose?

The Mercedes-Benz GLS years with the most listings are 2025, 2024, and 2023.

These higher-volume years tend to be popular because they give you more inventory to compare, which can make it easier to find the right color, equipment, and price. They also sit in the sweet spot where newer features and broader availability often overlap.

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

Most GLS model years are showing double-digit price declines, which is good news if you’re shopping used and want stronger value. The newer years are also seeing meaningful drops, so recent-model shoppers may find more room to negotiate than they would expect. A few years are falling less sharply than the rest, which suggests some versions are retaining value a bit better than others.

The 2021, 2017, and 2023 model years have held their value best, with the smallest year-over-year price changes.

Is the Mercedes-Benz GLS safe?

• 2027: 8/10
• 2026: 7/10
• 2024: 10/10
• 2022: 6/10
• 2021: 9/10

Standard driver-assistance features include lane-keep assist, forward-collision warning, automatic emergency braking, blind-spot monitors, and adaptive cruise control with stop-and-go functionality.

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 −11.63% versus a year ago, and the 2024 model is at −12.95%.
• Deal availability: The 2025 model has 35.8% good and great deals, and the 2024 model has 36.3%.
• Sweet-spot year: The 2025 model has the most listings at a current average price of $79,077. The Mercedes-Benz GLS offers a roomy, upscale cabin with three rows of seating and a strong luxury-first character.

Consider waiting if:

• Powertrain/efficiency: Mercedes expects the six-cylinder GLS 450 to achieve 21 mpg combined (19 mpg city, 24 mpg highway) in EPA testing, while the GLS 450 produces 375 horsepower and 413 pound-feet of torque.
• Tech: the standard Superscreen uses three 12.3-inch displays, and wireless Apple CarPlay and Android Auto are retained.
• Safety: the latest model adds standard lane-keep assist, forward-collision warning, automatic emergency braking, blind-spot monitors, and adaptive cruise control with stop-and-go functionality.
• Starting price: Pricing starts at $95,500 for the GLS 450.

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 October 20, 2026, CarGurus experts' opinions, and generative AI.