Used 2021 Audi A4 for Sale nearChicago, IL

How much does the 2021 Audi A4 cost?

Prices have softened 7.83% compared to this time last year, making it a favorable time to shop this model year.

There are 332 listings available, which suggests you have a workable amount of inventory to compare.

If you find a listing below $21,476.73, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2021 Audi A4 a good car?

Yes — the 4.75/5 user rating points to strong owner satisfaction for this model year.

The 2021 Audi A4 is a compact luxury sedan that blends strong technology, respectable efficiency, and a well-rounded driving character. It also offers a premium feel without pushing you into a larger or more expensive vehicle, which makes it appealing if you want a refined daily driver with modern features.

Its standard equipment is notably generous for the class, and the cabin tech is a major strength thanks to the digital instrument display and upgraded touchscreen interface. If you want a luxury sedan that balances comfort, tech, and everyday usability, this model year fits that brief well.

Market availability: 31.9% of listings are priced as good or great deals.

Is the 2021 Audi A4 reliable?

Owners rate it 4.75/5, a strong signal of long-term satisfaction.

The 2021 Audi A4 is presented as a well-rounded compact luxury sedan with a premium badge and a reputation for being a good used-car value relative to modern competition. Its combination of useful everyday comfort, strong available technology, and balanced driving character supports that impression.

For used buyers, the main long-term ownership risk is making sure the car has been maintained properly, since premium sedans can become expensive if deferred service or wear items are ignored.

What should I look for when buying a used 2021 Audi A4?

Accident-free inventory is solid at 77.1% — always verify the vehicle history report.

You should still check the history report carefully and confirm the car’s accident and title status before you commit. Prioritize a pre-purchase inspection so you can evaluate the condition of the engine, electronics, and interior systems that matter most on a used luxury sedan.

Focus on overall condition rather than just mileage, especially if you want the car to feel as polished as its technology and cabin suggest. A clean, well-kept example is the one most likely to deliver the ownership experience you want.

Is now a good time to buy a used 2021 Audi A4?

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

• Deal availability: 31.9% of listings are priced as good or great deals.
• Inventory: There are 332 listings available.
• Price trend: Prices have softened 7.83% compared with last year.
• Clean inventory: 77.1% of listings are accident-free.

If you find a listing below $21,476.73, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Audi A4's resale value?

The current average of $21,975 sits slightly below last year's $23,842.

That price movement suggests the market has become more favorable for buyers, but it also means a future seller may need to price competitively to stand out. If you buy well now and keep the car in strong condition, you can help protect your exit value later.

Vehicles with strong owner satisfaction ratings, like this model year's 4.75/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2021 Audi A4 or consider a different year?

If you're weighing the 2021 against nearby model years, here's how to think about it:

Choose the 2021 if:

• 31.9% of listings are priced as good or great deals.
• Accident-free inventory is solid at 77.1% — always verify the vehicle history report.
• Price trend: Prices have softened 7.83% compared with last year.
• Owners rate it 4.75/5 — a strong satisfaction signal.

Consider the 2022 if:

• At $23,863, the 2022 costs more than the current year's $21,975 average.
• It feels fresh and modern despite being well into its life cycle.

The bottom line: If you want the better value play, the 2021 is the stronger starting point because it combines a lower average price with solid deal availability and a strong satisfaction signal. If you’re willing to pay more for a newer-feeling alternative, the 2022 is the better secondary path for buyers who prioritize that extra freshness over savings.

These recommendations are based on CarGurus' proprietary market data from August 28, 2026, CarGurus experts' opinions, and generative AI.