How much does the 2021 Audi RS Q8 cost?

Prices have softened 3.36% compared to this time last year, making it a favorable time to shop this model year.

There are 109 listings available, which gives you a modest amount of inventory to compare before you buy.

If you find a listing below $74,128.07, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2021 Audi RS Q8 a good car?

Yes — the 4.5/5 user rating suggests you should feel good about this model year if it fits your needs.

That kind of score points to strong owner satisfaction, and 33.9% of listings are priced as good or great deals, which gives you some room to shop selectively.

Is the 2021 Audi RS Q8 reliable?

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

For used buyers, that means your biggest ownership risk is less about broad reputation and more about finding a well-kept example with clean history and consistent maintenance.

What should I look for when buying a used 2021 Audi RS Q8?

Accident-free inventory is excellent at 92.7% — clean inventory, standard diligence applies.

You should still run a vehicle history report and prioritize a pre-purchase inspection, especially if the listing price looks unusually attractive. Focus on overall condition, maintenance records, and signs of prior cosmetic or structural repair so you can separate a strong example from one that only looks good on paper.

Is now a good time to buy a used 2021 Audi RS Q8?

This looks like a moderate, selective buyer's market, so you can shop with some leverage if you're patient and compare listings carefully.

• Deal availability: 33.9% of listings are priced as good or great deals.
• Inventory: There are 109 listings available.
• Price trend: Prices have softened 3.36% compared with last year.
• Clean inventory: 92.7% of listings are accident-free.

If you find a listing below $74,128.07, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Audi RS Q8's resale value?

The current average of $74,994 sits slightly below last year's $77,602.

That softer pricing can help you buy more carefully now, but it also means a future seller may need to price competitively if the market stays loose. If you keep the vehicle in strong condition and avoid accident history, you'll be better positioned to preserve value when it's time to sell.

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 2021 Audi RS Q8 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:

• 33.9% of listings are priced as good or great deals.
• Accident-free inventory is excellent at 92.7% — clean inventory, standard diligence applies.
• Price trend: Prices have softened 3.36% compared with last year.
• Owners rate it 4.5/5 — a strong satisfaction signal.

The bottom line: If you want this model year, the 2021 looks like a sensible place to start because pricing has eased and there are enough listings to compare without feeling rushed. If you're especially price-sensitive, keep watching for the cleanest examples near the low end of the range, since those are the ones most likely to deliver the best value.

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