How much does the 2021 Audi A6 cost?

Prices have softened 11.81% compared to this time last year, making it a favorable time to shop this model year.

There are 256 listings available, which suggests you have a reasonable amount of inventory to compare.

If you find a listing below $26,770.99, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2021 Audi A6 a good car?

Generally — the 4.25/5 user rating points to strong owner satisfaction for this model year. Owners consistently praise the high-tech features, smooth driving experience, and performance in various weather conditions, which fits the A6’s role as a premium midsize sedan with a modern cabin and standard all-wheel drive. For you, that means the A6 makes the most sense if you want a refined daily driver that feels well equipped rather than a bare-bones luxury car. 35.2% of listings are priced as good or great deals, so there are still worthwhile opportunities if you shop carefully.

Is the 2021 Audi A6 reliable?

Owners rate it 4.25/5, a solid signal of long-term satisfaction.

The owner feedback also points to reliability, dependability, and a trouble-free ownership experience for many drivers, especially those who value the car’s long-term comfort and technology. At the same time, some owners mention wear and tear, so used buyers should focus on maintenance history and overall condition to reduce long-term ownership risk.

What should I look for when buying a used 2021 Audi A6?

Accident-free inventory is solid at 82.4% — always verify the vehicle history report.

You should prioritize a history report first, then confirm that the car’s condition matches the seller’s description. A pre-purchase inspection is especially important on a used luxury sedan like this, since wear items and prior damage can affect ownership costs. Focus on signs of uneven wear, incomplete maintenance, or cosmetic and mechanical issues that could point to harder use.

Is now a good time to buy a used 2021 Audi A6?

This is a moderate market, so you can be selective without expecting every listing to be a bargain.

• Deal availability: 35.2% of listings are priced as good or great deals.
• Inventory: There are 256 listings available.
• Price trend: Prices have softened 11.81% compared with last year.
• Clean inventory: 82.4% of listings are accident-free.

If you find a listing below $26,770.99, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Audi A6's resale value?

The current average of $26,797 sits slightly below last year's $30,386.

That price movement suggests the market has already adjusted downward, which can help you buy at a more favorable entry point. For a future seller, the softer current pricing means resale value may depend more on condition, mileage, and documentation than on model-year timing alone. Well-kept examples should still attract interest because the A6’s premium image and technology-focused appeal remain part of its draw.

Vehicles with solid owner satisfaction ratings, like this model year's 4.25/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2021 Audi A6 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:

• 35.2% of listings are priced as good or great deals.
• Accident-free inventory is solid at 82.4% — always verify the vehicle history report.
• Price trend: Prices have softened 11.81% compared with last year.
• Owners rate it 4.25/5 — a solid satisfaction signal.

The bottom line:

If you want a used luxury sedan with strong owner approval, modern tech, and standard all-wheel drive, the 2021 A6 is the primary year to target. If your priority is stretching your budget, you may want to compare nearby years and focus on whichever one gives you the best combination of price, condition, and clean history rather than chasing the newest badge alone.

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