Vanguard and iShares S&P 500 ETFs Compared: Is There Really a Difference?

Vanguard S&P 500 ETF (VOO) and iShares Core S&P 500 ETF (IVV) are nearly identical S&P 500 tracking funds with matching 0.03% expense ratios and virtually identical performance. VOO has a larger asset base at $1.7 trillion, while IVV offers a longer track record and slightly higher dividend yield. Both are excellent low-cost options for long-term investors seeking broad market exposure.