BX vs COF Comparison

Blackstone is the world's largest alternative-asset manager with $1.304 trillion in total assets under management, including $937.6 billion in fee-earning assets under management, at the end of March 2026. The company operates with scale in each of its major product lines: private equity (27% of fee-earning AUM and 34% of base management fees), real estate/real assets (30% and 33%), credit and insurance (33% and 26%), and other alternatives (10% and 7%). While the firm primarily serves institutional investors (84% of AUM), it also caters to clients in the high-net-worth channel (16%). Blackstone operates through 25 offices in the Americas (8), Europe and the Middle East (9), and the Asia-Pacific region (8).

Capital One Financial is a diversified financial-services holding company headquartered in McLean, Virginia. Originally a spinoff of Signet Financial's credit card division in 1994, the company is now primarily involved in credit card lending, auto loans, and commercial lending. Following the acquisition of Discover in 2025, the firm also has a modest personal loan business, though credit card lending provides the majority of the bank's revenue.