Used 2020 Audi A4 for Sale near Illinois

How much does the 2020 Audi A4 cost?

Prices have softened 8.06% compared to this time last year, making it a favorable time to shop this model year.

There are 449 listings available, which gives you a reasonable amount of inventory to compare.

If you find a listing below $20,059.54, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2020 Audi A4 a good car?

Yes — the 2020 Audi A4 earns a 4.5/5 user rating, which supports its appeal as a well-rounded compact luxury sedan.

The overview points to a car that blends strong technology, everyday usability, and a choice of powertrains. You also get a premium-feeling cabin with an updated MMI system, a 10.1-inch touch screen, standard Apple CarPlay and Android Auto, and available quattro all-wheel drive for added all-weather confidence. It is especially appealing if you want a refined sedan that feels balanced rather than flashy.

33.9% of listings are priced as good or great deals, which gives you some room to shop selectively.

Is the 2020 Audi A4 reliable?

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

The overview suggests a car that is polished and usable, with a modernized infotainment setup for this model year and a premium cabin that should feel current to used buyers. At the same time, the base engines are described as underwhelming, and the back seat is cramped, so your ownership experience may depend on whether you prioritize comfort, tech, or stronger acceleration.

For long-term ownership, your biggest risk is buying a poorly maintained example, so condition and service history matter more than mileage alone.

What should I look for when buying a used 2020 Audi A4?

At 67.5% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report and confirm whether any reported damage was minor or structural. A pre-purchase inspection should focus on bodywork quality, panel alignment, interior wear, and how well the technology functions, since this model’s appeal depends heavily on its premium features. Pay close attention to signs of deferred maintenance, because a clean-looking car can still hide expensive repair needs.

Is now a good time to buy a used 2020 Audi A4?

This looks like a moderate, selective buyer’s market, so you can shop carefully without expecting every listing to be a bargain.

• Deal availability: 33.9% of listings are priced as good or great deals.
• Inventory: There are 449 listings available.
• Price trend: Prices have softened 8.06% compared with last year.
• Clean inventory: 67.5% of listings are accident-free.

If you find a listing below $20,059.54, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 Audi A4's resale value?

The current average of $20,167 sits slightly below last year's $21,936.

That price movement suggests the market has already adjusted downward, which can make the car easier to buy now but may also limit upside if you plan to resell soon. For a future seller, that means your best protection is buying well and keeping the car in strong condition so it stands out against similarly priced listings. A well-kept example should still attract interest from shoppers who want a premium sedan with modern tech and everyday usability.

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 2020 Audi A4 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:

• 33.9% of listings are priced as good or great deals.
• At 67.5% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 8.06% compared with last year.
• Owners rate it 4.5/5 — a strong satisfaction signal.

The bottom line: The 2020 Audi A4 is the better primary choice if you want a balanced luxury sedan with updated tech, a strong user rating, and a market that has become more favorable for buyers. If you are especially price-sensitive, you may want to compare nearby years and focus on the cleanest, best-documented example rather than chasing the newest badge alone.

These recommendations are based on CarGurus' proprietary market data from September 4, 2026, CarGurus experts' opinions, and generative AI.