Used 2020 Mercedes-Benz GLC for Sale nearChicago, IL

How much does the 2020 Mercedes-Benz GLC cost?

Prices have softened 10.43% compared to this time last year, making it a favorable time to shop this model year.

There are 1,850 listings available, which suggests solid inventory for comparison shopping.

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, luxury features, all-wheel drive capability for winter driving, and overall value. The GLC is positioned as a compact crossover for suburban buyers, so it aims to balance upscale appeal with everyday usefulness.

The main trade-offs are the GLC 300’s weaker performance and a cramped back seat. Even so, the market still shows 34.7% of listings as good or great deals, which supports the case for shopping carefully.

Is the 2020 Mercedes-Benz GLC reliable?

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

User feedback points to a dependable ownership experience, with praise for comfort, value, and the kind of all-wheel drive confidence you can count on in winter driving. The expert evaluation also describes the GLC as a well-rounded, modern compact crossover with strong safety and technology credentials.

The ownership picture looks reassuring for used buyers, but you should still budget for premium-brand maintenance and verify service history before you commit.

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

At 73% 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 close inspection of bodywork, panel alignment, and any signs of prior repair. Because this model’s appeal depends heavily on its upscale feel, pay extra attention to interior condition, electronics, and how well the cabin features work in daily use.

Key things to evaluate:

• Trim level: The GLC 300 is the mainstream choice, while AMG versions add more visual drama with wide tires, a vertical-bar grille, and a lower stance. The GLC Coupe also brings a fastback roof, but the base model is the one most likely to feel visually plain.
• 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. AMG models step up to a twin-turbo 3.0-liter V6 with 385 hp or a twin-turbo V8 with 469 hp or 503 hp.
• Safety package: Standard safety equipment includes forward emergency braking, and the 2020 model adds Exit Warning Assist, which uses rear radar sensors to warn of approaching cyclists or cars after shutdown. Pre-Safe Sound and Predictive Brake Priming are also included.
• Infotainment: A standard 10.3-inch touchscreen is paired with MBUX, Apple CarPlay, Android Auto, USB-C ports, and an optional 12.3-inch display in the gauge cluster. Wireless device charging is optional.
• Fuel efficiency: The GLC 300 4Matic is rated at 21 mpg city, 28 highway, and 24 combined, and the test vehicle averaged just under 22 mpg over 430 miles. 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 price accessibility. It is the trim most buyers will cross-shop, but its performance is the weakest part of the lineup.
• GLC 300 Coupe: Choose this if you want the same basic setup as the GLC 300 but prefer the Coupe body style and standard 4Matic all-wheel drive. It costs more, so it makes sense mainly if the styling is worth the premium to you.
• AMG GLC 43: This is the smart upgrade if you want a much stronger engine and a more engaging drive without jumping to the most expensive AMG model. It adds serious performance and is the trim most likely to satisfy buyers who find the GLC 300 too mild.
• AMG GLC 63: Pick this only if you want the top performance experience and are willing to pay for it. It brings the most power and the most aggressive hardware, but it is far beyond the needs of most shoppers.

Safety-wise, the 2020 GLC’s standard forward emergency braking and Exit Warning Assist are important features to confirm on any used example.

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

This is a moderate buyer’s market, so you have room to be selective without waiting forever.

• Deal availability: 34.7% of listings are priced as good or great deals.
• Inventory: There are 1,850 listings available.
• Price trend: Prices have softened 10.43% compared with last year.
• Clean inventory: 73.0% of listings are accident-free.

If you find a listing below $22,804, 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 $22,804 sits slightly below last year's $25,459.

That decline suggests the market has already adjusted downward, which can help you buy at a more favorable entry point today. For a future seller, it also means resale value may depend more heavily on condition, mileage, and equipment than on broad market momentum.

Well-kept examples with desirable features should hold up better than neglected ones, especially because shoppers in this segment tend to compare condition closely. 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 IIHS, and it earned five-star ratings in all NHTSA crash tests.

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

Standard safety equipment includes forward emergency braking, Exit Warning Assist, Pre-Safe Sound, and Predictive Brake Priming. Exit Warning Assist is a notable 2020 addition, using rear bumper radar sensors to warn occupants if a cyclist or car is approaching after shutdown.

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:

• 34.7% of listings are priced as good or great deals.
• At 73% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 10.43% compared with last year.
• Owners rate it 4.77/5 — a strong satisfaction signal.
• It adds a standard 10.3-inch touchscreen and Exit Warning Assist.

Consider the 2021 if:

• At $26,061, the 2021 costs more than the current year's $22,804 average.
• It emphasizes an upscale cabin, advanced infotainment and safety technology, and more athletic driving dynamics.

The bottom line: If you want the better value, the 2020 is the stronger buy because prices are softer and inventory is healthy. If you can spend more for a newer model-year experience, the 2021 is the cleaner upgrade path.

These recommendations are based on CarGurus' proprietary market data from September 22, 2026, CarGurus experts' opinions, and generative AI.