Used 2020 Mercedes-Benz GLC for Sale nearManassas, VA

How much does the 2020 Mercedes-Benz GLC cost?

Prices have softened 10.84% compared to this time last year, making it a favorable time to shop this model year.

There are 1,841 listings available, which suggests you have a healthy 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 quick acceleration, comfort, and all-wheel drive capability for winter driving, and they also highlight its luxury features and value for money. In use-case terms, it fits you well if you want a compact luxury crossover for suburban driving with upscale appeal and broad mainstream usefulness.

The trade-offs are the GLC 300’s weaker performance and a cramped back seat. Even so, the market still shows solid interest, with 35.9% of listings marked as good or great deals.

Is the 2020 Mercedes-Benz GLC reliable?

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

The owner feedback also points to a dependable, trouble-free ownership experience, with praise for the vehicle’s long-term appeal, comfort, and all-wheel drive capability. On the expert side, the GLC’s updated powertrain and reworked transmission are described as a meaningful improvement, and the model’s standard 3 years of connected vehicle services adds some ownership convenience.

For used buyers, the main long-term risk is less about outright durability and more about choosing a well-kept example with the right equipment and service history.

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

Accident-free inventory is solid at 75% — always verify the vehicle history report.

You should still check the history report carefully, because a clean listing percentage does not replace documentation. Prioritize a pre-purchase inspection that focuses on condition, electronics, and how the vehicle has been maintained. It also helps to compare trim content closely, since the GLC’s equipment and driving character vary meaningfully by version.

Key things to evaluate:

• Trim level: The GLC 300 is the mainstream choice, but the AMG versions add much more visual drama, and the Coupe brings a fastback roof for a different look and feel. The base model is the one most likely to leave you wanting more excitement.
• Powertrain: The GLC 300 uses a turbocharged inline 4-cylinder with 255 horsepower and 273 pound-feet of torque, while the AMG GLC 43 and AMG GLC 63 models bring much stronger V6 and V8 performance.
• Safety package: Exit Warning Assist is standard, and it uses rear bumper radar sensors to warn you about approaching cyclists or cars after shutdown. Other features include Pre-Safe Sound and Predictive Brake Priming.
• Infotainment: A standard 10.3-inch touchscreen is included, Apple CarPlay and Android Auto are standard, and a 12.3-inch display can replace the analog gauges and central display. Wireless device charging is optional.
• Fuel efficiency: The GLC 300 4Matic is EPA-rated at 21 mpg city, 28 highway, and 24 combined.

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 trim if you want the core GLC experience without paying AMG money. You get the standard 10.3-inch touchscreen, MBUX, heated front seats, LED headlights, and the updated cabin tech, but the 4-cylinder performance is the main compromise.
• GLC 300 Coupe: Choose this if you want the same basic equipment with a more distinctive fastback shape. It starts higher than the regular SUV, so it makes sense mainly if style matters more to you than value.
• AMG GLC 43: This is the step up if you want a much stronger engine and a more engaging driving experience. It adds serious performance without jumping all the way to the top-end AMG price.
• AMG GLC 63: Pick this only if you want the full performance flagship and are comfortable paying for it. It delivers the most power and the most aggressive character, but it is the least practical choice for value-focused shoppers.

The safety package note to keep in mind is that Exit Warning Assist is standard, while other advanced features are part of the GLC’s broader safety tech rather than a separate trim-specific bundle.

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 carefully and still find worthwhile listings.

• Deal availability: 35.9% of listings are priced as good or great deals.
• Inventory: There are 1,841 listings available.
• Price trend: Prices have softened 10.84% compared with last year.
• Clean inventory: 75.0% of listings are accident-free.

If you find a listing below $22,908, 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 $22,921 sits slightly below last year's $25,709.

That decline suggests the market has already adjusted downward, which can help you as a buyer today but may limit upside if you plan to resell soon. If you buy at the right price and keep the vehicle in strong condition, you reduce the risk of taking a bigger depreciation hit later. The current pricing also suggests that well-equipped examples still have room to hold buyer interest if they are clean and properly maintained.

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 2019 Top Safety Pick+ by the Insurance Institute for Highway Safety, and it earned five-star ratings in all crash tests from the National Highway Traffic Safety Administration.

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

The standard safety tech includes Exit Warning Assist, which warns occupants about approaching cyclists or cars after shutdown, along with Pre-Safe Sound and Predictive Brake Priming. The expert review also highlights the GLC’s strong safety engineering overall, which is a major part of its appeal.

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:

• 35.9% of listings are priced as good or great deals.
• Accident-free inventory is solid at 75% — always verify the vehicle history report.
• Price trend: Prices have softened 10.84% compared with last year.
• Owners rate it 4.77/5 — a strong satisfaction signal.
• The 2020 update brings a standard 10.3-inch touchscreen and Exit Warning Assist.

Consider the 2021 if:

• At $26,276, the 2021 costs more than the current year's $22,921 average.
• It adds more advanced refinement and technology.

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 want to spend more for the newer model-year experience, the 2021 is the cleaner upgrade path, but price-sensitive buyers should focus on the 2020 and shop for a well-kept example.

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