Capital One announced it’s acquiring small business banking fintech Brex for $5.15 billion. Is it a good deal? There are pros and cons from both firms' perspectives.

Its the latest deal under Rich Fairbank, a rare founder-CEO of a major U.S. bank, who acquired rival card firm Discover Financial last year.

Capital One announced it’s acquiring small business banking fintech Brex for $5.15 billion. Is it a good deal? There are pros and cons from both firms' perspectives.

Corporate credit cards may seem mundane, but adding Brex to Capital One’s credit card platform, which now includes Discover, and applying its technology-first approach creates big…