Cheapest · Used BMW 645i
Rank #1 / 4 listings
Cheapest Used BMW 645i for Sale in the US
The cheapest used BMW 645i in the US today costs $4,295 — a 2004 Ci located in Opa Locka, FL. We track 4 active listings; the median price is $10,292, so the top deal is $5,997 under the median.
Top 4 cheapest listings
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4 pinnedFAQ
How much does the cheapest used BMW 645i cost?
$4,295 — a 2004 Ci in Opa Locka, FL (as of 2026-07-19).
What is the median price of a used BMW 645i?
$10,292 across 4 US dealer active listings.
How often are prices updated?
Listings and prices refresh continuously; this page is re-generated at least twice a day.
Explore more
Prices updated 2026-07-19. Data covers active dealer listings across the USA.