Used 2021 Audi RS Q8 Price in the US
A used 2021 Audi RS Q8 in the US typically lists for $68,803–$77,704, with a median asking price of $73,603 across 32 active US dealer listings (as of 2026-08-30). The cheapest one listed right now is $58,520, a 2021 Quattro in Wesley Chapel, FL — below 95% of the market, so expect an older model year, a base trim or high mileage.
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cheapest per yearCheapest 10 listed right now
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$58,5202021 Audi RS Q8 Quattro83,320 mi · Wesley Chapel, FL · Jacobs Mitsubishi Wesley ChapelView listing → -
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$63,2802021 Audi RS Q8 Quattro56,472 mi · Franklinton, LA · Walt Massey Chevrolet FranklintonView listing →
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$66,2262021 Audi RS Q8 Quattro68,450 mi · Pinellas Park, FL · Alfa Romeo Maserati St PetersburgView listing →
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$68,2492021 Audi RS Q8 Quattro63,200 mi · Turnersville, NJ · Holman Ford TurnersvilleView listing →
These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2021 Audi RS Q8 asks $68,803–$77,704. Cars this far under usually carry an older model year, a base trim or high mileage.
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10 pinnedFAQ
How much does a used 2021 Audi RS Q8 cost?
A used 2021 Audi RS Q8 in the US typically lists for $68,803 to $77,704, with a median asking price of $73,603 across 32 active US dealer listings. Nine in ten are priced between $61,352 and $82,909 (as of 2026-08-30, source: UnderMarket Cars).
Is $74,000 a good price for a used 2021 Audi RS Q8?
That sits at about the market median ($73,603) for a used 2021 Audi RS Q8. Under $68,803 puts you in the cheapest quarter of active US listings and under $61,352 in the cheapest 5%; above $82,909 is the priciest 5% (as of 2026-08-30).
What is the cheapest used 2021 Audi RS Q8 for sale right now?
$58,520 — a 2021 Audi RS Q8 Quattro in Wesley Chapel, FL, $15,083 under the median (as of 2026-08-30).
Are these MSRP or real asking prices?
Real asking prices from active US dealer listings, deduplicated by VIN — not manufacturer MSRP. They already reflect dealer discounts, and they exclude tax, title, registration and dealer fees.
How often are prices updated?
UnderMarket Cars refreshes US dealer listings continuously and re-generates this used 2021 Audi RS Q8 price page at least twice a day. The data date shown on this page is 2026-08-30.
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Prices updated 2026-08-30. Data covers active dealer listings across the USA.