IVOO vs VOO
Vanguard S&P Mid-Cap 400 ETF vs Vanguard S&P 500 ETF
Which is better, IVOO or VOO?
Mid Cap Blend against Large Cap Blend.
VOO has a lower expense ratio. VOO led over 1Y, 3Y, 5Y and the full window. The two have moved almost in lockstep, correlation 0.91. IVOO is less concentrated, with 7.4% of the fund in its ten largest positions against 37.6%.
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 | IVOO | VOO |
|---|---|---|
| Expense Ratio | 0.07% | 0.03%Best |
| AUM | $3.8B | $997.4B |
| Dividend Yield | 1.18% | 1.04% |
| Holdings | 408 | 509 |
| YTD Return | +10.01% | +12.37%Best |
| 1Y Return | +11.85% | +16.61%Best |
| 3Y Return (annualized) | +14.23% | +21.37%Best |
| 5Y Return (annualized) | +8.33% | +13.49%Best |
| Volatility (annualized) | 16.9% | 14.1%Best |
| Max Drawdown | -42.5% | -34.3%Best |
| $10,000 over 5 years | $14,919 | $18,827Best |
| Top 10 Weight | 7.4%Best | 37.6% |
| Fund Family | Vanguard (US) | Vanguard (US) |
| Category | Equity | Equity |
| Style | Mid Cap Blend | Large Cap Blend |
| Inception | Sep 7, 2010 | Sep 7, 2010 |
Volatility and max drawdown are measured over the window both funds cover: Sep 9, 2010 to Sep 18, 2026 (16 years).
IVOO vs VOO 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 16 years both funds cover.
IVOO vs VOO Performance
Vanguard S&P Mid-Cap 400 ETF (IVOO) is an ETF from Vanguard (US) and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Over the past year IVOO returned +11.85% while VOO returned +16.61%. Year to date, IVOO is up 10.01% versus a gain of 12.37% for VOO.
Over three years, IVOO compounded at +14.23% per year against +21.37% for VOO; over five years the annualized figures are +8.33% and +13.49% respectively. Across the full 16-year window we track, VOO has the edge at +13.39% annualized vs +10.97%.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
IVOO has been the more volatile fund, with annualized monthly volatility of 16.9% compared with 14.1% for VOO. 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 -42.5% for IVOO and -34.3% for VOO. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.91. They move almost in lockstep, so holding both mostly duplicates the same exposure.
Fees and Cost Over Time
IVOO charges 0.07% per year while VOO charges 0.03%. On a $10,000 position that is $7 vs $3 annually, a gap of $4 per year that compounds over a long holding period. On income, IVOO currently yields 1.18% against 1.04% for VOO.
Holdings Overlap
0.3% of IVOO's money is in holdings VOO also owns. 0.1% of VOO's money is in holdings IVOO also owns.
We cannot see either book well enough to say how much of this pair is duplicated.
1 positions in common, counted across the 395 positions we hold weights for in IVOO and 494 in VOO, against full books of 408 and 509.
What only one of them owns
Our book lists 486 positions for VOO that do not appear in our book for IVOO (99.1% of the fund), and 386 for IVOO that do not appear in VOO (94.8%).
Some of those will be the same company recorded under a different code in one of the two books, so the real difference in what you would own is no larger than this and may be smaller. We do not name the individual positions here for that reason.
Top Shared Holdings
| Stock | Weight in IVOO | Weight in VOO | Difference |
|---|---|---|---|
| CURVVanguard Market Liquidity Fund | 0.27% | 0.05% | 0.22% |
You are not choosing between two funds in isolation.
Whichever of IVOO and VOO you pick has to sit alongside everything else you own. Add the rest and see what the combination actually holds.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, IVOO or VOO?
IVOO has an expense ratio of 0.07% while VOO charges 0.03%. VOO is the cheaper option, by $4 a year on a $10,000 investment.
Which performed better, IVOO or VOO?
Over the past year IVOO returned +11.85% vs +16.61% for VOO, so VOO leads on 1-year performance. Over the longest common window we track (16 years), IVOO annualized +10.97% vs +13.39% for VOO. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, IVOO or VOO?
IVOO has been the more volatile fund at 16.9% annualized versus 14.1% for VOO. Worst drawdown: IVOO -42.5% vs VOO -34.3%.
Should I hold both IVOO and VOO?
IVOO and VOO have a monthly-return correlation of 0.91, 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.
Which pays a higher dividend, IVOO or VOO?
IVOO yields 1.18% while VOO yields 1.04%, so IVOO currently pays the higher dividend yield.
Is VOO better than IVOO?
VOO has a lower expense ratio. VOO led over 1Y, 3Y, 5Y and the full window. The two have moved almost in lockstep, correlation 0.91. IVOO is less concentrated, with 7.4% of the fund in its ten largest positions against 37.6%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.