MFSI vs. VIDI

Last updated Jun 4, 2026

MFSI (MFS Active International ETF) and VIDI (Vident International Equity Fund) are both Foreign Large Cap Equities funds. MFSI is actively managed, while VIDI is passively managed. Over the past year, MFSI returned 17.49% vs 49.83% for VIDI. Their correlation of 0.87 suggests significant overlap in exposure. Both charge a 0.59% expense ratio.

Performance

MFSI vs. VIDI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Active International ETF (MFSI) and Vident International Equity Fund (VIDI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MFSI achieves a 6.73% return, which is significantly lower than VIDI's 22.55% return.

MFSI

• 1D: -1.16%
• 1M: 5.04%
• YTD: 6.73%
• 6M: 9.01%
• 1Y: 17.49%
• 3Y*: —
• 5Y*: —
• 10Y*: —

VIDI

• 1D: -0.55%
• 1M: 7.84%
• YTD: 22.55%
• 6M: 25.74%
• 1Y: 49.83%
• 3Y*: 27.42%
• 5Y*: 12.15%
• 10Y*: 10.99%

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

MFSI vs. VIDI - Yearly Performance Comparison

	2026 (YTD)	2025	2024
MFSI MFS Active International ETF	6.73%	26.43%	-4.21%
VIDI Vident International Equity Fund	22.55%	41.83%	-3.02%

Correlation

The correlation between MFSI and VIDI is 0.86, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.86
Correlation (All Time) Calculated using the full available price history since Dec 6, 2024	0.87

The correlation between MFSI and VIDI has been stable across timeframes, ranging from 0.86 to 0.87 - a consistent structural relationship.

Return for Risk

MFSI vs. VIDI — Risk / Return Rank

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

MFSI

MFSI Risk / Return Rank: 34
MFSI Sharpe Ratio Rank: 34
MFSI Sortino Ratio Rank: 33
MFSI Omega Ratio Rank: 33
MFSI Calmar Ratio Rank: 33
MFSI Martin Ratio Rank: 38

VIDI

VIDI Risk / Return Rank: 90
VIDI Sharpe Ratio Rank: 93
VIDI Sortino Ratio Rank: 92
VIDI Omega Ratio Rank: 92
VIDI Calmar Ratio Rank: 87
VIDI Martin Ratio Rank: 87

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.

MFSI vs. VIDI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Active International ETF (MFSI) and Vident International Equity Fund (VIDI). 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.

	MFSI	VIDI	Difference
Sharpe ratio: Return per unit of total volatility	1.20	3.47	-2.27
Sortino ratio: Return per unit of downside risk	1.74	4.50	-2.75
Omega ratio: Gain probability vs. loss probability	1.22	1.63	-0.41
Calmar ratio: Return relative to maximum drawdown	1.57	4.97	-3.40
Martin ratio: Return relative to average drawdown	5.89	19.17	-13.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MFSI vs. VIDI - Sharpe Ratio Comparison

The current MFSI Sharpe Ratio is 1.20, which is lower than the VIDI Sharpe Ratio of 3.47. The chart below compares the historical Sharpe Ratios of MFSI and VIDI, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	MFSI	VIDI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.20	3.47	-2.27
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.77	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.61	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.17	0.43	+0.73

Drawdowns

MFSI vs. VIDI - Drawdown Comparison

The maximum MFSI drawdown since its inception was -13.67%, smaller than the maximum VIDI drawdown of -48.39%. Use the drawdown chart below to compare losses from any high point for MFSI and VIDI.

Drawdown Indicators

	MFSI	VIDI	Difference
Max Drawdown Largest peak-to-trough decline	-13.67%	-48.39%	+34.72%
Max Drawdown (1Y) Largest decline over 1 year	-11.17%	-10.07%	-1.10%
Max Drawdown (3Y) Largest decline over 3 years	—	-14.54%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-30.00%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-48.39%	—
Current Drawdown Current decline from peak	-1.16%	-1.03%	-0.13%
Average Drawdown Average peak-to-trough decline	-1.97%	-10.39%	+8.42%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.98%	2.61%	+0.37%

Volatility

MFSI vs. VIDI - Volatility Comparison

MFS Active International ETF (MFSI) has a higher volatility of 4.72% compared to Vident International Equity Fund (VIDI) at 4.35%. This indicates that MFSI's price experiences larger fluctuations and is considered to be riskier than VIDI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MFSI	VIDI	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.72%	4.35%	+0.37%
Volatility (6M) Calculated over the trailing 6-month period	12.16%	11.94%	+0.22%
Volatility (1Y) Calculated over the trailing 1-year period	14.62%	14.44%	+0.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.32%	15.94%	+0.38%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.32%	18.02%	-1.70%

MFSI vs. VIDI - Expense Ratio Comparison

Both MFSI and VIDI have an expense ratio of 0.59%.

Dividends

MFSI vs. VIDI - Dividend Comparison

MFSI's dividend yield for the trailing twelve months is around 0.76%, less than VIDI's 3.62% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MFSI MFS Active International ETF	0.76%	0.81%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VIDI Vident International Equity Fund	3.62%	4.26%	4.93%	4.14%	5.85%	4.62%	2.51%	3.35%	2.80%	2.21%	1.92%	2.25%

Frequently Asked Questions

Can I hold both MFSI and VIDI in my portfolio?

MFSI and VIDI 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, MFSI or VIDI?

MFSI has higher volatility (4.72%) compared to VIDI (4.35%). In terms of maximum drawdown, MFSI dropped -13.67% vs VIDI's -48.39%.

Which ETF is better, MFSI or VIDI?

On 1-year performance, VIDI leads with 49.83% vs 17.49% for MFSI. Both ETFs have the same 0.59% expense ratio. On volatility, VIDI has been the lower-risk option at 4.35%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, MFSI or VIDI?

Over the 1-year period, VIDI has performed better with a 49.83% return vs 17.49%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, MFSI or VIDI?

MFSI and VIDI have the same expense ratio: 0.59% per year.

Which ETF pays a higher dividend yield, MFSI or VIDI?

VIDI has the higher dividend yield at 3.62%, compared with 0.76% for MFSI.

What is the main difference between MFSI and VIDI?

They also come from different issuers: MFS and Vident.

Which has better risk-adjusted returns?

VIDI currently has the higher Sharpe Ratio (3.47 vs 1.20), 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.