IVV vs OEF
iShares Core S&P 500 ETF vs iShares S&P 100 ETF
Which is better, IVV or OEF?
Nearly the same fund. IVV costs less.
IVV has a lower expense ratio. IVV led over 1Y and the full window, OEF over 3Y and 5Y. The two have moved almost in lockstep, correlation 0.98. IVV is less concentrated, with 37.8% of the fund in its ten largest positions against 52.1%.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | IVV | OEF |
|---|---|---|
| Expense Ratio | 0.03%Best | 0.20% |
| AUM | $876.4B | $20.3B |
| Dividend Yield | 1.06% | 0.85% |
| Holdings | 508 | 106 |
| YTD Return | +12.27%Best | +11.66% |
| 1Y Return | +17.04%Best | +16.52% |
| 3Y Return (annualized) | +21.24% | +23.30%Best |
| 5Y Return (annualized) | +13.08% | +14.62%Best |
| Volatility (annualized) | 15.1%Best | 15.3% |
| Max Drawdown | -56.5%Best | -57.3% |
| $10,000 over 5 years | $18,490 | $19,783Best |
| Top 10 Weight | 37.8%Best | 52.1% |
| Fund Family | iShares by BlackRock (US) | iShares by BlackRock (US) |
| Category | Equity | Equity |
| Style | Large Cap Blend | Large Cap Blend |
| Inception | May 15, 2000 | Oct 23, 2000 |
Volatility and max drawdown are measured over the window both funds cover: Oct 27, 2000 to Sep 17, 2026 (25.9 years).
IVV vs OEF growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view covers the 25.9 years both funds cover.
IVV vs OEF Performance
iShares Core S&P 500 ETF (IVV) is an ETF from iShares by BlackRock (US) and iShares S&P 100 ETF (OEF) is an ETF from iShares by BlackRock (US). Over the past year IVV returned +17.04% while OEF returned +16.52%. Year to date, IVV is up 12.27% versus a gain of 11.66% for OEF.
Over three years, IVV compounded at +21.24% per year against +23.30% for OEF; over five years the annualized figures are +13.08% and +14.62% respectively. Across the full 26-year window we track, IVV has the edge at +7.12% annualized vs +6.88%.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
OEF has been the more volatile fund, with annualized monthly volatility of 15.3% compared with 15.1% for IVV. Lower volatility generally means a smoother ride, though it often comes with lower long-run returns.
The deepest peak-to-trough decline in our data was -56.5% for IVV and -57.3% for OEF. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.98. They move almost in lockstep, so holding both mostly duplicates the same exposure.
Fees and Cost Over Time
IVV charges 0.03% per year while OEF charges 0.20%. On a $10,000 position that is $3 vs $20 annually, a gap of $17 per year that compounds over a long holding period. On income, IVV currently yields 1.06% against 0.85% for OEF.
Holdings Overlap
72.3% of IVV's money is in holdings OEF also owns. 99.6% of OEF's money is in holdings IVV also owns.
Most of OEF is already inside IVV. Owning both mostly buys the same companies twice.
100 positions in common, counted across the 490 positions we hold weights for in IVV and 102 in OEF, against full books of 508 and 106.
What only one of them owns
Measured across the 490 and 102 positions we hold weights for.
IVV holds 382 positions OEF does not, 26.4% of the fund.
Largest: PANW 0.47%, KLAC 0.35%, SNDK 0.35%, CRWD 0.35%, ANET 0.30%
Top Shared Holdings
| Stock | Weight in IVV | Weight in OEF | Difference |
|---|---|---|---|
| NVDANvidia Corp | 8.07% | 11.13% | 3.06% |
| AAPLApple, Inc | 7.02% | 9.69% | 2.67% |
| MSFTMicrosoft Corp | 5.69% | 7.85% | 2.16% |
| AMZNAmazon.Com Inc | 3.84% | 5.29% | 1.45% |
| GOOGLAlphabet Inc,class A | 3.00% | 4.14% | 1.14% |
| AVGOBroadcom Inc | 2.65% | 3.65% | 1.00% |
| GOOGAlphabet Inc | 2.39% | 3.30% | 0.91% |
| METAMeta Platforms Inc | 1.90% | 2.62% | 0.72% |
| MUMicron Technology, Inc. | 1.63% | 2.25% | 0.62% |
| TSLATesla Inc | 1.56% | 2.16% | 0.60% |
99.6% of OEF is already inside IVV.
You probably hold more than these two. Add the rest and see how much of the whole book is the same companies twice.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, IVV or OEF?
IVV has an expense ratio of 0.03% while OEF charges 0.20%. IVV is the cheaper option, by $17 a year on a $10,000 investment.
Which performed better, IVV or OEF?
Over the past year IVV returned +17.04% vs +16.52% for OEF, so IVV leads on 1-year performance. Over the longest common window we track (26 years), IVV annualized +7.12% vs +6.88% for OEF. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, IVV or OEF?
OEF has been the more volatile fund at 15.3% annualized versus 15.1% for IVV. Worst drawdown: IVV -56.5% vs OEF -57.3%.
Should I hold both IVV and OEF?
IVV and OEF have a monthly-return correlation of 0.98, so they move almost identically. What is left to separate them is the fee and the index each one tracks. This is information, not a recommendation.
What is the holdings overlap between IVV and OEF?
99.6% of OEF's money is in holdings IVV also owns. 99.6% of OEF's is in holdings IVV also owns. They hold 100 positions in common, counted across the 490 positions we hold weights for in IVV and 102 in OEF.
Which pays a higher dividend, IVV or OEF?
IVV yields 1.06% while OEF yields 0.85%, so IVV currently pays the higher dividend yield.
Is OEF better than IVV?
IVV has a lower expense ratio. IVV led over 1Y and the full window, OEF over 3Y and 5Y. The two have moved almost in lockstep, correlation 0.98. IVV is less concentrated, with 37.8% of the fund in its ten largest positions against 52.1%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.