MCVIX vs. FIMVX

Last updated Jul 3, 2026

MCVIX (MFS Mid Cap Value Fund Class I) and FIMVX (Fidelity Mid Cap Value Index Fund) are both Mid Cap Value Equities funds. Over the past 5 years, MCVIX returned 8.89%/yr vs 9.29%/yr for FIMVX. With a 0.98 correlation, they move nearly in lockstep. MCVIX charges 0.72%/yr vs 0.05%/yr for FIMVX.

Performance

MCVIX vs. FIMVX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Mid Cap Value Fund Class I (MCVIX) and Fidelity Mid Cap Value Index Fund (FIMVX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MCVIX achieves a 12.76% return, which is significantly lower than FIMVX's 17.73% return.

MCVIX

• 1D: -0.17%
• 1M: 3.47%
• 6M: 12.76%
• YTD: 12.76%
• 1Y: 16.80%
• 3Y*: 13.23%
• 5Y*: 8.89%
• 10Y*: 10.49%

FIMVX

• 1D: 0.14%
• 1M: 2.19%
• 6M: 17.73%
• YTD: 17.73%
• 1Y: 24.54%
• 3Y*: 16.52%
• 5Y*: 9.29%
• 10Y*: —

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

MCVIX vs. FIMVX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
MCVIX MFS Mid Cap Value Fund Class I	12.76%	6.33%	13.88%	12.80%	-8.74%	30.79%	4.27%	8.28%
FIMVX Fidelity Mid Cap Value Index Fund	17.73%	11.01%	13.02%	12.75%	-12.08%	28.21%	4.74%	7.42%

Correlation

The correlation between MCVIX and FIMVX is 0.96 - 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	0.96
Correlation (3Y) Calculated over the trailing 3-year period	0.98
Correlation (5Y) Calculated over the trailing 5-year period	0.98
Correlation (All Time) Calculated using the full available price history since Jul 17, 2019	0.98

The correlation between MCVIX and FIMVX has been stable across timeframes, ranging from 0.96 to 0.98 - a consistent structural relationship.

Return for Risk

MCVIX vs. FIMVX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

MCVIX

MCVIX Risk / Return Rank: 35
MCVIX Sharpe Ratio Rank: 34
MCVIX Sortino Ratio Rank: 36
MCVIX Omega Ratio Rank: 32
MCVIX Calmar Ratio Rank: 38
MCVIX Martin Ratio Rank: 36

FIMVX

FIMVX Risk / Return Rank: 71
FIMVX Sharpe Ratio Rank: 65
FIMVX Sortino Ratio Rank: 67
FIMVX Omega Ratio Rank: 56
FIMVX Calmar Ratio Rank: 84
FIMVX Martin Ratio Rank: 83

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

MCVIX vs. FIMVX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Mid Cap Value Fund Class I (MCVIX) and Fidelity Mid Cap Value Index Fund (FIMVX). 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.

	MCVIX	FIMVX	Difference
Sharpe ratio: Return per unit of total volatility	1.31	1.87	-0.57
Sortino ratio: Return per unit of downside risk	1.97	2.70	-0.73
Omega ratio: Gain probability vs. loss probability	1.23	1.33	-0.10
Calmar ratio: Return relative to maximum drawdown	1.88	3.38	-1.50
Martin ratio: Return relative to average drawdown	6.45	12.62	-6.18

MCVIX vs. FIMVX - Sharpe Ratio Comparison

The current MCVIX Sharpe Ratio is 1.31, which is lower than the FIMVX Sharpe Ratio of 1.87. The chart below compares the historical Sharpe Ratios of MCVIX and FIMVX, 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

MCVIX vs. FIMVX - Drawdown Comparison

The maximum MCVIX drawdown since its inception was -59.64%, which is greater than FIMVX's maximum drawdown of -43.61%. Use the drawdown chart below to compare losses from any high point for MCVIX and FIMVX.

Drawdown Indicators

	MCVIX	FIMVX	Difference
Max Drawdown Largest peak-to-trough decline	-59.64%	-43.61%	-16.03%
Max Drawdown (1Y) Largest decline over 1 year	-9.38%	-7.52%	-1.86%
Max Drawdown (3Y) Largest decline over 3 years	-21.01%	-20.40%	-0.61%
Max Drawdown (5Y) Largest decline over 5 years	-21.01%	-21.23%	+0.22%
Max Drawdown (10Y) Largest decline over 10 years	-42.79%	—	—
Current Drawdown Current decline from peak	-0.20%	-0.66%	+0.46%
Average Drawdown Average peak-to-trough decline	-7.87%	-6.36%	-1.51%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.73%	2.01%	+0.72%

Volatility

MCVIX vs. FIMVX - Volatility Comparison

The current volatility for MFS Mid Cap Value Fund Class I (MCVIX) is 3.86%, while Fidelity Mid Cap Value Index Fund (FIMVX) has a volatility of 4.68%. This indicates that MCVIX experiences smaller price fluctuations and is considered to be less risky than FIMVX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MCVIX	FIMVX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.86%	4.68%	-0.82%
Volatility (6M) Calculated over the trailing 6-month period	9.95%	10.21%	-0.26%
Volatility (1Y) Calculated over the trailing 1-year period	13.53%	13.59%	-0.06%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.23%	17.35%	-0.12%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.18%	21.78%	-2.60%

MCVIX vs. FIMVX - Expense Ratio Comparison

MCVIX has a 0.72% expense ratio, which is higher than FIMVX's 0.05% expense ratio.

Dividends

MCVIX vs. FIMVX - Dividend Comparison

MCVIX's dividend yield for the trailing twelve months is around 7.24%, more than FIMVX's 2.11% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FIMVX Fidelity Mid Cap Value Index Fund	2.11%	2.48%	4.44%	1.89%	2.75%	5.62%	1.23%	0.63%	0.00%	0.00%	0.00%	0.00%
MCVIX MFS Mid Cap Value Fund Class I	7.24%	8.16%	10.88%	2.88%	5.32%	5.78%	0.99%	2.20%	6.49%	3.53%	0.06%	4.74%

Frequently Asked Questions

Can I hold both MCVIX and FIMVX in my portfolio?

With a correlation of 0.96, MCVIX and FIMVX 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.

Which is riskier, MCVIX or FIMVX?

FIMVX has higher volatility (4.68%) compared to MCVIX (3.86%). In terms of maximum drawdown, MCVIX dropped -59.64% vs FIMVX's -43.61%.

Which has better risk-adjusted returns?

FIMVX currently has the higher Sharpe Ratio (1.87 vs 1.31), 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.