MLVHX vs. FSUVX

Last updated Aug 1, 2026

MLVHX (MFS Low Volatility Equity Fund) and FSUVX (Fidelity SAI U.S. Low Volatility Index Fund) are both Low Volatility funds. Over the past 10 years, MLVHX returned 10.57%/yr vs 11.13%/yr for FSUVX. Their correlation of 0.95 means they have usually moved in the same direction. MLVHX charges 0.67%/yr vs 0.11%/yr for FSUVX.

Performance

MLVHX vs. FSUVX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Low Volatility Equity Fund (MLVHX) and Fidelity SAI U.S. Low Volatility Index Fund (FSUVX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MLVHX achieves a 6.72% return, which is significantly lower than FSUVX's 8.73% return. Over the past 10 years, MLVHX has underperformed FSUVX with an annualized return of 10.57%, while FSUVX has yielded a comparatively higher 11.13% annualized return.

MLVHX

• 1D: -0.74%
• 1M: 1.07%
• 6M: 4.42%
• YTD: 6.72%
• 1Y: 12.87%
• 3Y*: 11.61%
• 5Y*: 7.30%
• 10Y*: 10.57%
• ALL TIME*: 10.63%

FSUVX

• 1D: 0.00%
• 1M: 1.14%
• 6M: 6.39%
• YTD: 8.73%
• 1Y: 14.88%
• 3Y*: 14.07%
• 5Y*: 9.11%
• 10Y*: 11.13%
• ALL TIME*: 11.56%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
FSUVX Fidelity SAI U.S. Low Volatility Index Fund	$0.00	$0.00	$0.00
MLVHX MFS Low Volatility Equity Fund	$0.00	$0.00	$0.00

MLVHX vs. FSUVX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MLVHX MFS Low Volatility Equity Fund	6.72%	9.96%	13.91%	12.40%	-10.84%	25.42%	11.63%	27.17%	-1.22%	16.17%
FSUVX Fidelity SAI U.S. Low Volatility Index Fund	8.73%	11.03%	17.40%	14.80%	-10.93%	21.51%	9.86%	27.73%	1.35%	17.68%

Correlation

The correlation between MLVHX and FSUVX is 0.86, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.86
Correlation (3Y) Balances recent behavior with more history.	0.89
Correlation (5Y) Shows whether the relationship held over a longer period.	0.93
Correlation (10Y) Provides a long-term view across more market conditions.	0.95
Correlation (All Time) Calculated using the full available price history since Jun 5, 2015	0.95

The correlation between MLVHX and FSUVX has been stable across timeframes, ranging from 0.86 to 0.95 - a consistent structural relationship.

Return for Risk

MLVHX vs. FSUVX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

MLVHX

MLVHX Risk / Return Rank: 34
MLVHX Sharpe Ratio Rank: 38
MLVHX Sortino Ratio Rank: 40
MLVHX Omega Ratio Rank: 34
MLVHX Calmar Ratio Rank: 30
MLVHX Martin Ratio Rank: 29

FSUVX

FSUVX Risk / Return Rank: 61
FSUVX Sharpe Ratio Rank: 65
FSUVX Sortino Ratio Rank: 65
FSUVX Omega Ratio Rank: 61
FSUVX Calmar Ratio Rank: 53
FSUVX Martin Ratio Rank: 61

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

MLVHX vs. FSUVX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Low Volatility Equity Fund (MLVHX) and Fidelity SAI U.S. Low Volatility Index Fund (FSUVX). 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.

	MLVHX	FSUVX	Difference
Sharpe ratio: Return per unit of total volatility	1.19	1.52	-0.33
Sortino ratio: Return per unit of downside risk	1.81	2.21	-0.40
Omega ratio: Gain probability vs. loss probability	1.21	1.27	-0.06
Calmar ratio: Return relative to maximum drawdown	1.39	1.87	-0.48
Martin ratio: Return relative to average drawdown	4.33	7.68	-3.34

MLVHX vs. FSUVX - Sharpe Ratio Comparison

The current MLVHX Sharpe Ratio is 1.19, which is comparable to the FSUVX Sharpe Ratio of 1.52. The chart below compares the historical Sharpe Ratios of MLVHX and FSUVX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

MLVHX vs. FSUVX - Drawdown Comparison

The maximum MLVHX drawdown since its inception was -34.14%, which is greater than FSUVX's maximum drawdown of -32.41%. Use the drawdown chart below to compare losses from any high point for MLVHX and FSUVX.

Drawdown Indicators

	MLVHX	FSUVX	Difference
Max Drawdown Largest peak-to-trough decline	-34.14%	-32.41%	-1.73%
Max Drawdown (1Y) Largest decline over 1 year	-8.30%	-7.28%	-1.02%
Max Drawdown (3Y) Largest decline over 3 years	-20.92%	-11.55%	-9.37%
Max Drawdown (5Y) Largest decline over 5 years	-20.92%	-19.48%	-1.44%
Max Drawdown (10Y) Largest decline over 10 years	-34.14%	-32.41%	-1.73%
Current Drawdown Current decline from peak	-1.21%	-0.68%	-0.53%
Average Drawdown Average peak-to-trough decline	-3.87%	-3.25%	-0.62%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.66%	1.77%	+0.89%

Volatility

MLVHX vs. FSUVX - Volatility Comparison

MFS Low Volatility Equity Fund (MLVHX) and Fidelity SAI U.S. Low Volatility Index Fund (FSUVX) have volatilities of 3.22% and 3.36%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MLVHX	FSUVX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.22%	3.36%	-0.14%
Volatility (6M) Calculated over the trailing 6-month period	7.44%	7.10%	+0.34%
Volatility (1Y) Calculated over the trailing 1-year period	9.71%	9.00%	+0.71%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.26%	13.00%	+2.26%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.22%	15.19%	+1.03%

MLVHX vs. FSUVX - Expense Ratio Comparison

MLVHX has a 0.67% expense ratio, which is higher than FSUVX's 0.11% expense ratio.

Dividends

MLVHX vs. FSUVX - Dividend Comparison

MLVHX's dividend yield for the trailing twelve months is around 14.37%, more than FSUVX's 4.09% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FSUVX Fidelity SAI U.S. Low Volatility Index Fund	4.09%	4.45%	2.25%	1.74%	4.12%	3.52%	1.31%	3.80%	2.63%	2.94%	2.23%	1.17%
MLVHX MFS Low Volatility Equity Fund	14.37%	15.40%	13.51%	6.47%	13.00%	5.33%	1.25%	1.17%	4.99%	2.23%	1.19%	1.90%

Frequently Asked Questions

Can I hold both MLVHX and FSUVX in my portfolio?

MLVHX and FSUVX have a correlation of 0.86, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MLVHX or FSUVX?

FSUVX has higher volatility (3.36%) compared to MLVHX (3.22%). In terms of maximum drawdown, MLVHX dropped -34.14% vs FSUVX's -32.41%.

Which has better risk-adjusted returns?

FSUVX currently has the higher Sharpe Ratio (1.52 vs 1.19), 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.