FLAPX vs. VOO
Compare and contrast key facts about Fidelity Flex Mid Cap Index Fund (FLAPX) and Vanguard S&P 500 ETF (VOO).
FLAPX is managed by Fidelity. It was launched on Mar 9, 2017. 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
FLAPX vs. VOO - Performance Comparison
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FLAPX vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FLAPX Fidelity Flex Mid Cap Index Fund | 2.52% | 14.33% | 15.30% | 17.28% | -17.28% | 22.59% | 17.30% | 30.56% | -9.10% | 14.01% |
VOO Vanguard S&P 500 ETF | -3.66% | 17.82% | 24.98% | 26.32% | -18.17% | 28.79% | 18.32% | 31.37% | -4.50% | 15.00% |
Returns By Period
In the year-to-date period, FLAPX achieves a 2.52% return, which is significantly higher than VOO's -3.66% return.
FLAPX
- 1D
- 3.33%
- 1M
- -5.78%
- YTD
- 2.52%
- 6M
- 4.56%
- 1Y
- 20.81%
- 3Y*
- 15.03%
- 5Y*
- 7.93%
- 10Y*
- —
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%
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FLAPX vs. VOO - Expense Ratio Comparison
FLAPX has a 0.00% expense ratio, which is lower than VOO's 0.03% 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
FLAPX vs. VOO — Risk / Return Rank
FLAPX
VOO
FLAPX vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity Flex Mid Cap Index Fund (FLAPX) 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.
| FLAPX | VOO | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.06 | 1.01 | +0.05 |
Sortino ratioReturn per unit of downside risk | 1.58 | 1.53 | +0.05 |
Omega ratioGain probability vs. loss probability | 1.22 | 1.23 | -0.01 |
Calmar ratioReturn relative to maximum drawdown | 1.48 | 1.55 | -0.07 |
Martin ratioReturn relative to average drawdown | 6.58 | 7.31 | -0.73 |
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
| FLAPX | VOO | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.06 | 1.01 | +0.05 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.43 | 0.71 | -0.28 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.79 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.55 | 0.83 | -0.29 |
Correlation
The correlation between FLAPX and VOO is 0.90, 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
FLAPX vs. VOO - Dividend Comparison
FLAPX has not paid dividends to shareholders, while VOO's dividend yield for the trailing twelve months is around 1.18%.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FLAPX Fidelity Flex Mid Cap Index Fund | 0.00% | 0.00% | 1.08% | 1.99% | 1.82% | 2.83% | 2.16% | 2.18% | 2.24% | 0.44% | 0.00% | 0.00% |
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
FLAPX vs. VOO - Drawdown Comparison
The maximum FLAPX drawdown since its inception was -40.31%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for FLAPX and VOO.
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Drawdown Indicators
| FLAPX | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -40.31% | -33.99% | -6.32% |
Max Drawdown (1Y)Largest decline over 1 year | -13.40% | -11.98% | -1.42% |
Max Drawdown (5Y)Largest decline over 5 years | -26.09% | -24.52% | -1.57% |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.99% | — |
Current DrawdownCurrent decline from peak | -6.18% | -5.55% | -0.63% |
Average DrawdownAverage peak-to-trough decline | -6.21% | -3.72% | -2.49% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.02% | 2.55% | +0.47% |
Volatility
FLAPX vs. VOO - Volatility Comparison
Fidelity Flex Mid Cap Index Fund (FLAPX) has a higher volatility of 7.05% compared to Vanguard S&P 500 ETF (VOO) at 5.34%. This indicates that FLAPX'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
| FLAPX | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.05% | 5.34% | +1.71% |
Volatility (6M)Calculated over the trailing 6-month period | 12.32% | 9.47% | +2.85% |
Volatility (1Y)Calculated over the trailing 1-year period | 20.41% | 18.11% | +2.30% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.55% | 16.82% | +1.73% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.04% | 17.99% | +2.05% |