OfferUp vs Costco
Side-by-side comparison of AI visibility scores, market position, and capabilities
OfferUp is the leading US local buying-and-selling marketplace with $1.4B valuation; raised $786M total including a $453M round led by OLX Group in 2020.
About
OfferUp is the largest mobile-first marketplace in the United States for local buying and selling of new and used goods. Founded in 2011 by Nick Huzar and Arean van Veelen in Bellevue, Washington, OfferUp was designed to make peer-to-peer commerce as frictionless as possible through its smartphone-first interface, in-app messaging, and seller reputation system. The platform covers a wide range of categories including consumer electronics, vehicles, furniture, clothing, and tools, serving buyers and sellers in communities across the country.
NASDAQ: COST warehouse club at $249.6B FY2024 revenue with 73.4M cardholders and $50B+ Kirkland Signature; 90%+ renewal rate with $65/$130 membership fee competing with Sam's Club for warehouse retail.
About
Costco Wholesale Corporation is an Issaquah, Washington-based membership warehouse club — listed on NASDAQ (NASDAQ: COST) — operating 897 warehouse locations globally (as of mid-2025) across the United States, Canada, United Kingdom, Japan, Korea, Australia, Spain, France, China, and Iceland, providing paid members (73.4 million cardholders representing 136.8 million authorized users as of fiscal year end 2024) with bulk merchandise, groceries, electronics, appliances, tires, optical services, pharmacy, and the Kirkland Signature private label brand at prices consistently below traditional retail channels. Costco generated $249.6 billion in total revenue in fiscal year 2024 (ended September 2024, +5% year-over-year), with membership fee revenue of $4.83 billion providing the financial foundation that enables Costco's famously low product margins.
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