In a Dun & Bradstreet vs. Experian Business vs. Equifax Business credit comparison, Experian and Equifax are generally considered more accurate and reliable. D&B uses significant amounts of self-reported data and has faced criticism for accuracy issues. For most businesses, Experian and Equifax are the stronger starting points. See our full Dun & Bradstreet vs. Experian vs. Equifax business credit accuracy comparison table above for details.