Generated October 17, 2026.
Overview
IVV, SPY, and VOO are all ETFs that track the S&P 500 Index, giving investors exposure to 500 large-cap U.S. equities with identical underlying holdings and performance targets. The three differ meaningfully in expense ratio, asset base, and distribution yield—factors that compound over decades of holding. All three maintain a beta of 1.0, meaning they move in line with the broad market. VOO is the largest by assets at $1053B, followed by SPY at $810B and IVV at $886B. On yield, IVV distributes at 1.13%, SPY at 0.98%, and VOO at 1.03%—all quarterly, all modest. IVV has the longest track record, with an inception date of 05/15/2000, while VOO is the newest at 09/07/2010. These yield differences reflect minor variations in how each fund reinvests dividends and manages cash, not differences in the underlying index.
Who each is best for
- IVV: Fits investors who value a combination of low cost and a long operating history, and who prefer iShares' ecosystem integration and custody.
- SPY: Fits investors comfortable paying a modest fee premium for the most actively traded S&P 500 ETF, which may appeal to frequent traders seeking tighter real-time spreads or those with a preference for State Street's infrastructure.
- VOO: Fits investors prioritizing the lowest cost alongside the largest asset base, and those who prefer Vanguard's ownership structure or already hold other Vanguard funds. Over decades, this compounds.
- Concentration in the top ten: The S&P 500 has grown increasingly concentrated in mega-cap technology and consumer names. All three ETFs carry identical exposure to this risk; an earnings miss or regulatory setback in the largest holdings could move all three in lockstep.
- Large-cap earnings sensitivity: These funds track mature, highly profitable businesses with modest dividend payout ratios. Economic slowdown or higher interest rates that compress valuations could reduce both price appreciation and dividend income across all three.
Bottom line
If cost is your primary lever and you plan to hold long-term, IVV and VOO's 0.03% expense ratio creates a meaningful advantage over SPY's 0.0945%. SPY's premium is hardest to justify for buy-and-hold investors but may suit traders who value intraday liquidity. Past performance of the S&P 500 does not predict future results, and all three will move with broad market conditions.
AI-generated analysis for educational purposes only. Verify important details independently; past performance does not guarantee future results.