VMIAX vs. VOO
Compare and contrast key facts about Vanguard Materials Index Fund Admiral Shares (VMIAX) and Vanguard S&P 500 ETF (VOO).
VMIAX is managed by Vanguard. It was launched on Feb 11, 2004. VOO is a passively managed fund by Vanguard that tracks the performance of the S&P 500 Index. It was launched on Sep 7, 2010.
Performance
VMIAX vs. VOO - Performance Comparison
Loading graphics...
VMIAX vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VMIAX Vanguard Materials Index Fund Admiral Shares | 9.07% | 12.26% | 0.45% | 13.69% | -11.77% | 27.15% | 19.37% | 23.59% | -17.38% | 23.68% |
VOO Vanguard S&P 500 ETF | -3.66% | 17.82% | 24.98% | 26.32% | -18.17% | 28.79% | 18.32% | 31.37% | -4.50% | 21.77% |
Returns By Period
In the year-to-date period, VMIAX achieves a 9.07% return, which is significantly higher than VOO's -3.66% return. Over the past 10 years, VMIAX has underperformed VOO with an annualized return of 10.54%, while VOO has yielded a comparatively higher 14.14% annualized return.
VMIAX
- 1D
- 2.38%
- 1M
- -7.09%
- YTD
- 9.07%
- 6M
- 11.78%
- 1Y
- 20.87%
- 3Y*
- 10.03%
- 5Y*
- 7.07%
- 10Y*
- 10.54%
VOO
- 1D
- 0.79%
- 1M
- -4.29%
- YTD
- -3.66%
- 6M
- -1.41%
- 1Y
- 18.17%
- 3Y*
- 18.58%
- 5Y*
- 11.93%
- 10Y*
- 14.14%
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
VMIAX vs. VOO - Expense Ratio Comparison
VMIAX has a 0.10% expense ratio, which is higher than VOO's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Return for Risk
VMIAX vs. VOO — Risk / Return Rank
VMIAX
VOO
VMIAX vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Materials Index Fund Admiral Shares (VMIAX) and Vanguard S&P 500 ETF (VOO). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
| VMIAX | VOO | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.00 | 1.01 | -0.01 |
Sortino ratioReturn per unit of downside risk | 1.52 | 1.53 | -0.01 |
Omega ratioGain probability vs. loss probability | 1.20 | 1.23 | -0.04 |
Calmar ratioReturn relative to maximum drawdown | 1.56 | 1.55 | +0.01 |
Martin ratioReturn relative to average drawdown | 5.36 | 7.31 | -1.95 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading graphics...
Sharpe Ratios by Period
| VMIAX | VOO | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.00 | 1.01 | -0.01 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.36 | 0.71 | -0.35 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.50 | 0.79 | -0.29 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.38 | 0.83 | -0.45 |
Correlation
The correlation between VMIAX and VOO is 0.80, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
VMIAX vs. VOO - Dividend Comparison
VMIAX's dividend yield for the trailing twelve months is around 1.41%, more than VOO's 1.18% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VMIAX Vanguard Materials Index Fund Admiral Shares | 1.41% | 1.56% | 1.70% | 1.72% | 1.98% | 1.33% | 1.67% | 1.94% | 2.02% | 1.63% | 1.73% | 2.31% |
VOO Vanguard S&P 500 ETF | 1.18% | 1.13% | 1.24% | 1.46% | 1.69% | 1.25% | 1.54% | 1.88% | 2.06% | 1.78% | 2.02% | 2.10% |
Drawdowns
VMIAX vs. VOO - Drawdown Comparison
The maximum VMIAX drawdown since its inception was -62.17%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for VMIAX and VOO.
Loading graphics...
Drawdown Indicators
| VMIAX | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -62.17% | -33.99% | -28.18% |
Max Drawdown (1Y)Largest decline over 1 year | -14.30% | -11.98% | -2.32% |
Max Drawdown (5Y)Largest decline over 5 years | -25.45% | -24.52% | -0.93% |
Max Drawdown (10Y)Largest decline over 10 years | -41.02% | -33.99% | -7.03% |
Current DrawdownCurrent decline from peak | -7.28% | -5.55% | -1.73% |
Average DrawdownAverage peak-to-trough decline | -9.67% | -3.72% | -5.95% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.16% | 2.55% | +1.61% |
Volatility
VMIAX vs. VOO - Volatility Comparison
Vanguard Materials Index Fund Admiral Shares (VMIAX) has a higher volatility of 7.03% compared to Vanguard S&P 500 ETF (VOO) at 5.34%. This indicates that VMIAX's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading graphics...
Volatility by Period
| VMIAX | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.03% | 5.34% | +1.69% |
Volatility (6M)Calculated over the trailing 6-month period | 13.35% | 9.47% | +3.88% |
Volatility (1Y)Calculated over the trailing 1-year period | 21.43% | 18.11% | +3.32% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.62% | 16.82% | +2.80% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.17% | 17.99% | +3.18% |