USSPX vs. VOO
USSPX (USAA 500 Index Fund) and VOO (Vanguard S&P 500 ETF) are both funds - USSPX is a Large Cap Blend Equities fund managed by Victory, while VOO is a S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, USSPX returned 15.50%/yr vs 15.77%/yr for VOO. With a 0.99 correlation, they move nearly in lockstep. USSPX charges 0.24%/yr vs 0.03%/yr for VOO.
Performance
USSPX vs. VOO - Performance Comparison
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Returns By Period
In the year-to-date period, USSPX achieves a 10.39% return, which is significantly higher than VOO's 9.75% return. Both investments have delivered pretty close results over the past 10 years, with USSPX having a 15.50% annualized return and VOO not far ahead at 15.77%.
USSPX
- 1D
- 1.10%
- 1M
- 0.63%
- YTD
- 10.39%
- 6M
- 9.86%
- 1Y
- 26.99%
- 3Y*
- 21.10%
- 5Y*
- 13.74%
- 10Y*
- 15.50%
VOO
- 1D
- -0.29%
- 1M
- 0.08%
- YTD
- 9.75%
- 6M
- 9.30%
- 1Y
- 26.77%
- 3Y*
- 21.36%
- 5Y*
- 13.58%
- 10Y*
- 15.77%
USSPX vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
USSPX USAA 500 Index Fund | 10.39% | 17.63% | 25.04% | 26.99% | -19.37% | 27.45% | 21.21% | 31.19% | -4.66% | 21.19% |
VOO Vanguard S&P 500 ETF | 9.75% | 17.82% | 24.98% | 26.32% | -18.17% | 28.79% | 18.32% | 31.37% | -4.50% | 21.77% |
Correlation
The correlation between USSPX and VOO is 1.00 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 1.00 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.98 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.98 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.99 |
Correlation (All Time) Calculated using the full available price history since Sep 9, 2010 | 0.99 |
The correlation between USSPX and VOO has been stable across timeframes, ranging from 0.98 to 1.00 - a consistent structural relationship.
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Return for Risk
USSPX vs. VOO — Risk / Return Rank
USSPX
VOO
USSPX vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for USAA 500 Index Fund (USSPX) 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| USSPX | VOO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.04 | ||
| Sortino ratioReturn per unit of downside risk | -0.05 | ||
| Omega ratioGain probability vs. loss probability | 1.38 | 1.39 | -0.01 |
| Calmar ratioReturn relative to maximum drawdown | 3.00 | 3.02 | -0.02 |
| Martin ratioReturn relative to average drawdown | 13.48 | 13.58 | -0.10 |
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Drawdowns
USSPX vs. VOO - Drawdown Comparison
The maximum USSPX drawdown since its inception was -55.39%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for USSPX and VOO.
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Drawdown Indicators
| USSPX | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -55.39% | -33.99% | -21.40% |
Max Drawdown (1Y)Largest decline over 1 year | -8.92% | -8.90% | -0.02% |
Max Drawdown (3Y)Largest decline over 3 years | -19.64% | -18.69% | -0.95% |
Max Drawdown (5Y)Largest decline over 5 years | -26.88% | -24.52% | -2.36% |
Max Drawdown (10Y)Largest decline over 10 years | -33.64% | -33.99% | +0.35% |
Current DrawdownCurrent decline from peak | -1.37% | -1.74% | +0.37% |
Average DrawdownAverage peak-to-trough decline | -10.12% | -3.68% | -6.44% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.98% | 1.98% | 0.00% |
Volatility
USSPX vs. VOO - Volatility Comparison
USAA 500 Index Fund (USSPX) has a higher volatility of 4.85% compared to Vanguard S&P 500 ETF (VOO) at 4.60%. This indicates that USSPX'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.
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Volatility by Period
| USSPX | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.85% | 4.60% | +0.25% |
Volatility (6M)Calculated over the trailing 6-month period | 9.99% | 9.73% | +0.26% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.58% | 12.39% | +0.19% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.59% | 16.90% | +0.69% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.41% | 18.05% | +0.36% |
USSPX vs. VOO - Expense Ratio Comparison
USSPX has a 0.24% 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%.
Dividends
USSPX vs. VOO - Dividend Comparison
USSPX's dividend yield for the trailing twelve months is around 3.75%, more than VOO's 1.04% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
USSPX USAA 500 Index Fund | 3.75% | 4.14% | 3.63% | 2.07% | 2.81% | 4.98% | 3.38% | 4.98% | 3.03% | 1.34% | 2.34% | 1.89% |
VOO Vanguard S&P 500 ETF | 1.04% | 1.13% | 1.24% | 1.46% | 1.69% | 1.25% | 1.54% | 1.88% | 2.06% | 1.78% | 2.02% | 2.10% |
Frequently Asked Questions
With a correlation of 1.00, USSPX and VOO move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
USSPX has higher volatility (4.85%) compared to VOO (4.60%). In terms of maximum drawdown, USSPX dropped -55.39% vs VOO's -33.99%.
VOO currently has the higher Sharpe Ratio (2.17 vs 2.13), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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