Used 2019 Mercedes-Benz GLS for Sale nearChicago, IL

How much does the 2019 Mercedes-Benz GLS cost?

Prices have softened 12.13% compared to this time last year, making it a favorable time to shop this model year.

There are 810 listings available, which gives you a solid amount of inventory to compare.

Is the 2019 Mercedes-Benz GLS a good car?

Yes — the 4.5/5 user rating suggests you’re looking at a well-liked used SUV. Owners consistently praise the smooth ride, comfort, and luxury features, and the GLS’s three-row layout and up to 94 cubic feet of cargo space make it especially appealing if you want a spacious family-oriented luxury SUV. The market also shows 35.9% of listings as good or great deals, which adds to the appeal if you’re shopping carefully.

Is the 2019 Mercedes-Benz GLS reliable?

Owners rate it 4.5/5, a strong signal of long-term satisfaction.

The owner feedback points to a vehicle that many drivers find reliable, dependable, and comfortable to live with over time, especially when it comes to the smooth driving experience and premium feel. At the same time, used buyers should plan for long-term ownership costs and verify maintenance history carefully, since luxury SUVs can become expensive if prior care was inconsistent.

What should I look for when buying a used 2019 Mercedes-Benz GLS?

At 69.8% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should run a vehicle history report on every candidate and pay close attention to any accident records, title issues, or repeated repairs. A pre-purchase inspection should focus on body condition, suspension behavior, electronics, and signs of deferred maintenance. Because this model is a large luxury SUV, you’ll want to make sure the cabin, third row, and comfort features all work as expected before you commit.

Is now a good time to buy a used 2019 Mercedes-Benz GLS?

This is a moderate market, so you can be selective without expecting a deep bargain on every listing.

• Deal availability: 35.9% of listings are priced as good or great deals.
• Inventory: There are 810 listings available.
• Price trend: Prices have softened 12.13% compared with last year.
• Clean inventory: 69.8% of listings are accident-free.

If you find a listing below $23,684, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2019 Mercedes-Benz GLS's resale value?

The current average of $23,684 sits slightly below last year's $26,952.

That decline suggests the market has already adjusted downward, which can be good news if you’re buying now but less favorable if you’re planning to sell soon. If you own one, pricing it competitively will matter, especially because buyers in this segment tend to compare condition, mileage, and history closely. Strong presentation and documented maintenance can help you protect value in a market that has softened.

Vehicles with strong owner satisfaction ratings, like this model year's 4.5/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2019 Mercedes-Benz GLS or consider a different year?

If you're weighing the 2019 against nearby model years, here's how to think about it:

Choose the 2019 if:

• 35.9% of listings are priced as good or great deals.
• At 69.8% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 12.13% compared with last year.
• Owners rate it 4.5/5 — a strong satisfaction signal.

The bottom line: The 2019 is a strong choice if you want a spacious, comfort-focused luxury SUV and you can verify a clean history and solid maintenance. If you’re especially price-sensitive, a nearby year may be worth comparing, but the 2019 stands out as the better pick when you want a balance of value, owner satisfaction, and a broad inventory to shop from.

These recommendations are based on CarGurus' proprietary market data from September 15, 2026, CarGurus experts' opinions, and generative AI.