Used 2020 Mercedes-Benz GLC for Sale nearArlington, TX

How much does the 2020 Mercedes-Benz GLC cost?

Prices have softened 8.91% compared to this time last year, making it a favorable time to shop this model year.

There are 1,863 listings available, which suggests you have a solid amount of inventory to compare.

Is the 2020 Mercedes-Benz GLC a good car?

Yes — the 2020 Mercedes-Benz GLC earns a 4.77/5 user rating and a 7.33/10 expert rating. The standout strength is Safety at 10/10.

Owners consistently praise its performance, luxury features, and value for money, and they also highlight quick acceleration, comfort, and all-wheel drive capability for winter driving. Those themes fit the GLC’s role as a compact luxury crossover with broad appeal and everyday usability.

The trade-offs are the GLC 300 performance and a cramped back seat, so you should weigh those against the upscale cabin and premium feel. With 37.6% of listings marked as good or great deals, the market still offers some room to shop selectively.

Is the 2020 Mercedes-Benz GLC reliable?

Owners rate it 4.77/5, a strong signal of long-term satisfaction.

The owner feedback points to a vehicle that feels reliable, dependable, and trouble-free enough to inspire confidence, especially when paired with the model’s strong comfort and value impressions. The expert evaluation also emphasizes the GLC’s polished, well-rounded character and its ability to serve as a practical premium crossover for everyday use.

Mercedes also includes a useful ownership perk in the cost-effectiveness notes: 3 years of connected vehicle services come standard. For used buyers, the main long-term risk is that a premium SUV can become expensive if prior maintenance was skipped or wear items were neglected.

What should I look for when buying a used 2020 Mercedes-Benz GLC?

At 73.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report and then prioritize a pre-purchase inspection, especially if the listing price looks unusually attractive. Focus on bodywork quality, signs of prior repair, and whether the cabin and electronics still feel consistent with the car’s premium positioning.

Key things to evaluate:

• Trim level: The GLC 300 is the mass-market model and lacks visual drama, while AMG versions add wider tires, a vertical-bar grille, and a lower stance. The Coupe’s fastback roof also changes the look and feel, so make sure the trim matches the style you want.
• Powertrain: The GLC 300 uses a turbocharged inline 4-cylinder with 255 horsepower and 273 pound-feet of torque, paired with a 9-speed automatic and either rear-wheel drive or 4Matic all-wheel drive. The AMG models step up sharply in output, with the AMG GLC 43 using a twin-turbo 3.0-liter V6 and the AMG GLC 63 models using a twin-turbo 4.0-liter V8.
• Safety package: The standard safety suite includes Exit Warning Assist, which uses rear radar sensors to warn of approaching cyclists or cars after shutdown. The safety content also mentions Pre-Safe Sound and Predictive Brake Priming, and the model earned top crash-test recognition.
• Infotainment: A standard 10.3-inch touchscreen is fitted, Apple CarPlay and Android Auto are standard, and USB-C ports are included. A 12.3-inch display can replace the analog gauges and central display, while wireless device charging is optional.
• Fuel efficiency: The GLC 300 4Matic is EPA-rated at 21 mpg city, 28 highway, and 24 combined. The AMG 63 models are estimated at 16/22/18.

Which 2020 Mercedes-Benz GLC trim should I buy?

The 2020 Mercedes-Benz GLC is offered in 4 trim levels: GLC 300, GLC 300 Coupe, AMG GLC 43, AMG GLC 63.

Here's the short version:

• GLC 300: This is the best-value choice if you want the core GLC experience with standard MBUX, heated front seats, LED headlights, and the broadest everyday appeal. It’s the trim most buyers will cross-shop first, but the performance and handling notes suggest you should test-drive it carefully before committing.
• GLC 300 Coupe: Choose this if you want the same basic formula with a more distinctive fastback shape. It costs more than the standard SUV, so it makes sense mainly if style matters more to you than maximum value.
• AMG GLC 43: This is the step-up choice if you want a much stronger engine and a more exciting driving character. It adds serious performance without jumping all the way to the most expensive AMG model.
• AMG GLC 63: Pick this only if you want the top-end performance experience and are comfortable paying for it. It brings the most power and the most aggressive hardware, but it is far beyond the mainstream value zone.

The safety content notes that the GLC earned top crash-test recognition and includes standard Exit Warning Assist.

Is now a good time to buy a used 2020 Mercedes-Benz GLC?

This looks like a moderate, selective buyer’s market, so you can shop patiently but should move quickly on standout listings.

• Deal availability: 37.6% of listings are priced as good or great deals.
• Inventory: There are 1,863 listings available.
• Price trend: Prices have softened 8.91% compared with last year.
• Clean inventory: 73.4% of listings are accident-free.

If you find a listing below $22,757, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 Mercedes-Benz GLC's resale value?

The current average of $22,757 sits slightly below last year's $24,984.

That softer pricing suggests the model has already moved through a meaningful portion of its depreciation curve. For a future seller, that can be a mixed but manageable signal: you may not see rapid appreciation, but you also may be buying after the steepest drop has already happened.

Because the market still shows solid demand and a broad spread of listings, condition will matter a lot when you resell. A clean history, strong maintenance record, and desirable trim can help you stand out when it’s time to list.

Vehicles with strong owner satisfaction ratings, like this model year's 4.77/5, tend to retain buyer demand, which supports resale value over time.

Is the 2020 Mercedes-Benz GLC safe?

The 2020 Mercedes-Benz GLC was named a Top Safety Pick+ by the IIHS, and it scored five-star ratings in all NHTSA crash tests.

It earns a 10/10 safety score from our experts.

The standard safety suite includes Exit Warning Assist, which uses rear bumper radar sensors to warn occupants if a cyclist or car is approaching after shutdown. The safety content also highlights Pre-Safe Sound and Predictive Brake Priming, both of which add to the GLC’s active safety story.

Should I buy a 2020 Mercedes-Benz GLC or consider a different year?

If you're weighing the 2020 against nearby model years, here's how to think about it:

Choose the 2020 if:

• 37.6% of listings are priced as good or great deals.
• At 73.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 8.91% compared with last year.
• Owners rate it 4.77/5 — a strong satisfaction signal.
• The 2020 adds a standard 10.3-inch touchscreen and Exit Warning Assist.

Consider the 2021 if:

• At $25,699, the 2021 costs more than the current year's $22,757 average.
• It adds a more polished, tech-forward take on the same compact luxury SUV formula.

The bottom line: If you want the better value, the 2020 is the smarter buy because pricing has softened and inventory is healthy. If you’re willing to pay more for the newer model year, the 2021 is the better path for shoppers who want the latest version of the GLC’s upscale tech and refinement.

These recommendations are based on CarGurus' proprietary market data from October 20, 2026, CarGurus experts' opinions, and generative AI.