IVV vs VOO Stock Comparison: AI Score, Valuation, Performance and Upside
IVV and VOO are functionally identical S&P 500 ETFs at the same 0.03% expense ratio. Both track the exact same S&P 500 index, hold the same 500 stocks, and will produce essentially the same returns over any time period. The only differentiated factors are brokerage availability, BlackRock vs Vanguard governance preferences, and institutional trading volume.
IVV vs VOO is the simplest choice in ETF investing: pick the one available commission-free in your brokerage account, or choose based on whether you prefer Vanguard's investor-aligned governance or iShares/BlackRock's infrastructure.
IVV and VOO are closely matched — they split the tracked metrics evenly. IVV has delivered stronger 1-year price return (+14.80% vs +14.80% for VOO).
- hold non-Vanguard brokerage accounts where IVV is available commission-free
- prefer iShares/BlackRock's fund ecosystem and infrastructure
- need institutional-grade liquidity for large S&P 500 exposures without using SPY's options
- are building a portfolio alongside other iShares ETFs (AGG, EFA, etc.)
- hold Vanguard brokerage accounts where VOO is available commission-free
- value Vanguard's unique mutual ownership structure returning savings to investors
- are building a traditional three-fund portfolio using the Vanguard fund suite (VTI + VXUS + BND)
- prefer the most widely recommended retail S&P 500 ETF by the personal finance community
| Metric | IVV | VOO |
|---|---|---|
| ETF scorei | 27.3 | 27.4 |
| Latest closei | $770.17 | $704.78 |
| 1M returni | -1.04% | -1.06% |
| 3M returni | -0.12% | -0.14% |
| 6M returni | +5.03% | +5.04% |
| 1Y returni | +14.80% | +14.80% |
The ETF score weights long-term returns and risk-adjusted performance most heavily, but still rewards low expense ratios, larger fund size, and broader diversification — so it can favor low-cost, broad, mega-cap funds over smaller thematic or actively-managed funds even when the latter have delivered stronger returns.
How much would $10,000 be worth today if invested at the start of each period, with all dividends reinvested?
| Period | IVV | VOO |
|---|---|---|
| 1Y ago | $11.62K (+16.2%) started 2025-11-04 | $11.61K (+16.1%) started 2025-11-04 |
| 5Y ago | $18.86K (+88.6%) started 2021-11-05 | $18.87K (+88.7%) started 2021-11-05 |
| 10Y ago | $50.72K (+407.2%) started 2016-11-07 | $50.59K (+405.9%) started 2016-11-07 |
Hypothetical — past performance does not guarantee future results.
| Metric | IVV | VOO |
|---|---|---|
| Expense ratioi | 0.03% | 0.03% |
| Total assets (AUM)i | $870.02B | $1.74T |
| Dividend yieldi | 1.11% | 1.07% |
| Trailing P/Ei | 24.35 | 24.34 |
| Betai | 1.02 | 1.02 |
| 52-week change | 14.80% | 14.80% |
| Metric | IVV | VOO |
|---|---|---|
| 1Y returni | +14.80% | +14.80% |
| 6M returni | +5.03% | +5.04% |
| 3M returni | -0.12% | -0.14% |
| 1M returni | -1.04% | -1.06% |
| 1Y Sharpe ratio | 0.79 | 0.80 |
| Betai | 1.02 | 1.02 |
| Dividend yieldi | 1.11% | 1.07% |
| 5Y CAGR | +11.92% | +11.92% |
Over the past year, IVV and VOO have moved strongly in the same direction (correlation of 1.00), based on daily returns.
Lower drawdown and smaller single-period drops generally indicate a smoother ride, though they do not guarantee lower future risk.
| Period | Metric | IVV | VOO |
|---|---|---|---|
| 1Y | Growthi | +14.80% | +14.80% |
| CAGRi | +14.81% | +14.81% | |
| Volatilityi | 12.83% | 12.76% | |
| Sharpe ratioi | 0.79 | 0.80 | |
| Sortino ratioi | 1.15 | 1.16 | |
| Max drawdowni | 8.89% | 8.90% | |
| Current drawdowni | 1.58% | 1.59% | |
| Avg drawdowni | 1.46% | 1.46% | |
| Ulcer Indexi | 2.14% | 2.14% | |
| Max daily dropi | 2.62% | 2.59% | |
| Max wkly dropi | 3.74% | 3.79% | |
| 5Y | Growthi | +75.51% | +75.52% |
| CAGRi | +11.92% | +11.92% | |
| Volatilityi | 17.02% | 16.94% | |
| Sharpe ratioi | 0.49 | 0.49 | |
| Sortino ratioi | 0.69 | 0.70 | |
| Max drawdowni | 24.53% | 24.52% | |
| Current drawdowni | 1.58% | 1.59% | |
| Avg drawdowni | 5.59% | 5.59% | |
| Ulcer Indexi | 8.45% | 8.46% | |
| Max daily dropi | 6.01% | 5.80% | |
| Max wkly dropi | 11.53% | 11.45% | |
| 10Y | Growthi | +323.86% | +324.08% |
| CAGRi | +15.55% | +15.56% | |
| Volatilityi | 18.08% | 18.03% | |
| Sharpe ratioi | 0.64 | 0.65 | |
| Sortino ratioi | 0.90 | 0.90 | |
| Max drawdowni | 33.90% | 33.99% | |
| Current drawdowni | 1.58% | 1.59% | |
| Avg drawdowni | 4.31% | 4.31% | |
| Ulcer Indexi | 7.17% | 7.17% | |
| Max daily dropi | 11.57% | 11.74% | |
| Max wkly dropi | 18.04% | 18.11% |
| Category | IVV | VOO |
|---|---|---|
| Fund name | iShares Core S&P 500 ETF | Vanguard S&P 500 ETF |
| Type | ETF | ETF |
| Expense ratioi | 0.03% | 0.03% |
| Total assets (AUM)i | $870.02B | $1.74T |
| Dividend yieldi | 1.11% | 1.07% |
- 0.03% expense ratio matches VOO for maximum cost efficiency in S&P 500 exposure
- Open-end fund structure enables more flexible dividend handling than SPY's trust structure
- Second-most-liquid S&P 500 ETF in the world — excellent for large institutional use
- 0.03% expense ratio tied for the lowest in the S&P 500 ETF category
- Vanguard's mutual ownership structure aligns corporate incentives with investor returns
- Most widely recommended retail S&P 500 ETF by financial advisors and personal finance communities
- Functionally equivalent to VOO for all practical purposes — no meaningful investment distinction
- BlackRock is a for-profit firm versus Vanguard's unique investor-owned structure
- No options market depth comparable to SPY for institutional strategies
- Lower daily volume than IVV for institutional block execution
- Functionally equivalent to IVV — the choice is governance preference and brokerage, not investment merit
- No meaningful options market relative to SPY
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