VINIX vs. DFIEX
Compare and contrast key facts about Vanguard Institutional Index Fund Institutional Shares (VINIX) and DFA International Core Equity Portfolio I (DFIEX).
VINIX is managed by Vanguard. It was launched on Jul 31, 1990. DFIEX is managed by Dimensional. It was launched on Sep 15, 2005.
Performance
VINIX vs. DFIEX - Performance Comparison
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VINIX vs. DFIEX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VINIX Vanguard Institutional Index Fund Institutional Shares | -4.35% | 17.85% | 26.28% | 25.77% | -18.15% | 28.67% | 18.40% | 31.46% | -4.42% | 21.79% |
DFIEX DFA International Core Equity Portfolio I | 2.80% | 36.18% | 3.99% | 17.50% | -13.51% | 13.85% | 7.73% | 21.70% | -17.41% | 28.04% |
Returns By Period
In the year-to-date period, VINIX achieves a -4.35% return, which is significantly lower than DFIEX's 2.80% return. Over the past 10 years, VINIX has outperformed DFIEX with an annualized return of 14.13%, while DFIEX has yielded a comparatively lower 9.64% annualized return.
VINIX
- 1D
- 2.92%
- 1M
- -5.03%
- YTD
- -4.35%
- 6M
- -2.15%
- 1Y
- 17.32%
- 3Y*
- 18.69%
- 5Y*
- 11.91%
- 10Y*
- 14.13%
DFIEX
- 1D
- 3.02%
- 1M
- -6.42%
- YTD
- 2.80%
- 6M
- 8.00%
- 1Y
- 30.46%
- 3Y*
- 16.74%
- 5Y*
- 9.40%
- 10Y*
- 9.64%
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VINIX vs. DFIEX - Expense Ratio Comparison
VINIX has a 0.04% expense ratio, which is lower than DFIEX's 0.24% expense ratio. Despite the difference, 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
VINIX vs. DFIEX — Risk / Return Rank
VINIX
DFIEX
VINIX vs. DFIEX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Institutional Index Fund Institutional Shares (VINIX) and DFA International Core Equity Portfolio I (DFIEX). 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.
| VINIX | DFIEX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.97 | 1.95 | -0.98 |
Sortino ratioReturn per unit of downside risk | 1.49 | 2.55 | -1.05 |
Omega ratioGain probability vs. loss probability | 1.23 | 1.39 | -0.16 |
Calmar ratioReturn relative to maximum drawdown | 1.52 | 2.57 | -1.05 |
Martin ratioReturn relative to average drawdown | 7.30 | 10.07 | -2.77 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| VINIX | DFIEX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.97 | 1.95 | -0.98 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.71 | 0.60 | +0.10 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.79 | 0.59 | +0.19 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.59 | 0.35 | +0.24 |
Correlation
The correlation between VINIX and DFIEX is 0.79, 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
VINIX vs. DFIEX - Dividend Comparison
VINIX's dividend yield for the trailing twelve months is around 2.80%, less than DFIEX's 3.14% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VINIX Vanguard Institutional Index Fund Institutional Shares | 2.80% | 2.10% | 3.64% | 2.65% | 3.38% | 4.77% | 3.06% | 2.85% | 2.43% | 1.82% | 2.36% | 2.45% |
DFIEX DFA International Core Equity Portfolio I | 3.14% | 3.22% | 3.42% | 3.36% | 2.88% | 2.98% | 1.77% | 2.90% | 2.95% | 2.49% | 2.76% | 4.20% |
Drawdowns
VINIX vs. DFIEX - Drawdown Comparison
The maximum VINIX drawdown since its inception was -55.19%, smaller than the maximum DFIEX drawdown of -62.22%. Use the drawdown chart below to compare losses from any high point for VINIX and DFIEX.
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Drawdown Indicators
| VINIX | DFIEX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -55.19% | -62.22% | +7.03% |
Max Drawdown (1Y)Largest decline over 1 year | -12.12% | -11.01% | -1.11% |
Max Drawdown (5Y)Largest decline over 5 years | -24.51% | -28.66% | +4.15% |
Max Drawdown (10Y)Largest decline over 10 years | -33.79% | -41.04% | +7.25% |
Current DrawdownCurrent decline from peak | -6.24% | -7.75% | +1.51% |
Average DrawdownAverage peak-to-trough decline | -8.56% | -12.26% | +3.70% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.52% | 2.81% | -0.29% |
Volatility
VINIX vs. DFIEX - Volatility Comparison
The current volatility for Vanguard Institutional Index Fund Institutional Shares (VINIX) is 5.35%, while DFA International Core Equity Portfolio I (DFIEX) has a volatility of 7.09%. This indicates that VINIX experiences smaller price fluctuations and is considered to be less risky than DFIEX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VINIX | DFIEX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.35% | 7.09% | -1.74% |
Volatility (6M)Calculated over the trailing 6-month period | 9.53% | 10.45% | -0.92% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.32% | 15.90% | +2.42% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.90% | 15.65% | +1.25% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.04% | 16.35% | +1.69% |