Used 2021 BMW M550i Price in the US
A used 2021 BMW M550i in the US typically lists for $37,490–$44,368, with a median asking price of $40,074 across 48 active US dealer listings (as of 2026-09-03). The cheapest one listed right now is $25,995, a 2021 Xdrive in Fenton, MO — below 95% of the market, so expect an older model year, a base trim or high mileage.
- Typical range
- $37,490 – $44,368
- Median
- $40,074
- Cheapest 5%
- under $31,534
- Cheapest listed now
- $25,995
Browse by model year
cheapest per yearCheapest 10 listed right now
ranked by price-
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$31,2982021 BMW M550i Xdrive118,815 mi · Nashville, TN · BMW Certified Pre Owned NashvilleView listing → -
$31,9712021 BMW M550i Xdrive119,374 mi · Indianapolis, IN · Mercedes-Benz of IndianapolisView listing →
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These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2021 BMW M550i asks $37,490–$44,368. 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 BMW M550i cost?
A used 2021 BMW M550i in the US typically lists for $37,490 to $44,368, with a median asking price of $40,074 across 48 active US dealer listings. Nine in ten are priced between $31,534 and $50,943 (as of 2026-09-03, source: UnderMarket Cars).
Is $40,000 a good price for a used 2021 BMW M550i?
That sits at about the market median ($40,074) for a used 2021 BMW M550i. Under $37,490 puts you in the cheapest quarter of active US listings and under $31,534 in the cheapest 5%; above $50,943 is the priciest 5% (as of 2026-09-03).
What is the cheapest used 2021 BMW M550i for sale right now?
$25,995 — a 2021 BMW M550i Xdrive in Fenton, MO, $14,079 under the median (as of 2026-09-03).
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 BMW M550i price page at least twice a day. The data date shown on this page is 2026-09-03.
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Prices updated 2026-09-03. Data covers active dealer listings across the USA.