Used 2020 Mercedes-Benz GLA for SaleNationwide

How much does the 2020 Mercedes-Benz GLA cost?

Prices have softened 10.45% compared to this time last year, making it a favorable time to shop this model year.

There are 697 listings available, which suggests a healthy amount of inventory to compare.

Is the 2020 Mercedes-Benz GLA a good car?

Generally — the 2020 Mercedes-Benz GLA earns a 4.4/5 user rating, which points to strong owner satisfaction. Owners consistently praise its stylish design, luxurious feel, and performance, and many also like the features and stereo system. The tradeoff is that shoppers who want maximum practicality may find it cramped, since the overview emphasizes its compact footprint and limited cargo space. With 33.0% of listings marked as good or great deals, you have some room to shop selectively.

Is the 2020 Mercedes-Benz GLA reliable?

Owners rate it 4.4/5, a solid signal of long-term satisfaction.

Owner feedback also points to a dependable ownership experience, with praise for the vehicle’s performance and the way it holds up as a stylish premium crossover. The recurring positive themes around being trouble-free and easy to live with are encouraging if you want a used luxury model you can count on. For used buyers, the main long-term risk is less about outright failure and more about choosing a well-kept example that avoids costly surprises.

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

At 68.6% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should run a vehicle history report before you commit, since prior damage can affect long-term value and repair quality. Put inspection priority on body condition, panel alignment, and signs of past repairs, then confirm that the interior and cargo area match the seller’s description. Because this model is known for being compact, also focus on whether the cabin and cargo space still work for your daily needs.

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

This looks like a moderate, selective buyer’s market, so you can shop carefully and still find worthwhile options.

• Deal availability: 33.0% of listings are priced as good or great deals.
• Inventory: There are 697 listings available.
• Price trend: Prices have softened 10.45% compared with last year.
• Clean inventory: 68.6% of listings are accident-free.

If you find a listing below $17,732, that's toward the low end of the year-round range and worth acting on quickly.

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

The current average of $17,756 sits slightly below last year's $19,828.

That decline suggests the market has already adjusted downward, which can make future resale more sensitive to mileage, condition, and maintenance history. If you buy well and keep the vehicle clean, you may be better positioned than a shopper who pays too close to the top of the range. Strong owner satisfaction can help support demand when it’s time to sell.

Vehicles with solid owner satisfaction ratings, like this model year's 4.4/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2020 Mercedes-Benz GLA 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:

• 33.0% of listings are priced as good or great deals.
• At 68.6% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 10.45% compared with last year.
• Owners rate it 4.4/5 — a solid satisfaction signal.

Consider the 2021 if:

• At $22,489, the 2021 costs more than the current year's $17,756 average.
• It was completely redesigned into a more traditional small SUV.

The bottom line: Choose the 2020 if you want the lower entry price and are comfortable with its smaller, more style-first packaging. Consider the 2021 if you want the redesigned shape and can stretch your budget for the newer model.

How does the 2020 Mercedes-Benz GLA compare to the 2020 BMW X1?

These recommendations are based on CarGurus' proprietary market data from October 21, 2026, CarGurus experts' opinions, and generative AI.