TBGVX vs. MIEIX

Last updated Jun 3, 2026

TBGVX (Tweedy, Browne International Value Fund) and MIEIX (MFS International Equity Fund Class R6) are both Foreign Large Cap Equities funds. Over the past 10 years, TBGVX returned 7.90%/yr vs 9.81%/yr for MIEIX. A 0.76 correlation means they provide meaningful diversification when combined. TBGVX charges 1.40%/yr vs 0.68%/yr for MIEIX.

Performance

TBGVX vs. MIEIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Tweedy, Browne International Value Fund (TBGVX) and MFS International Equity Fund Class R6 (MIEIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TBGVX achieves a 9.72% return, which is significantly higher than MIEIX's 3.08% return. Over the past 10 years, TBGVX has underperformed MIEIX with an annualized return of 7.90%, while MIEIX has yielded a comparatively higher 9.81% annualized return.

TBGVX

• 1D: -0.51%
• 1M: 3.72%
• YTD: 9.72%
• 6M: 11.90%
• 1Y: 18.38%
• 3Y*: 13.47%
• 5Y*: 8.10%
• 10Y*: 7.90%

MIEIX

• 1D: -0.66%
• 1M: 2.55%
• YTD: 3.08%
• 6M: 5.78%
• 1Y: 9.36%
• 3Y*: 12.01%
• 5Y*: 7.07%
• 10Y*: 9.81%

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

TBGVX vs. MIEIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TBGVX Tweedy, Browne International Value Fund	9.72%	23.86%	2.47%	12.48%	-7.52%	15.62%	-1.00%	14.64%	-6.72%	15.03%
MIEIX MFS International Equity Fund Class R6	3.08%	23.22%	4.13%	19.06%	-14.82%	15.13%	11.11%	28.42%	-10.66%	28.01%

Correlation

The correlation between TBGVX and MIEIX is 0.68, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.68
Correlation (3Y) Calculated over the trailing 3-year period	0.77
Correlation (5Y) Calculated over the trailing 5-year period	0.82
Correlation (10Y) Calculated over the trailing 10-year period	0.83
Correlation (All Time) Calculated using the full available price history since Jan 31, 1996	0.76

The correlation between TBGVX and MIEIX shifts across timeframes, from 0.68 (1 year) to 0.83 (10 years), reflecting how their relationship changes across market environments.

Return for Risk

TBGVX vs. MIEIX — Risk / Return Rank

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

TBGVX

TBGVX Risk / Return Rank: 38
TBGVX Sharpe Ratio Rank: 45
TBGVX Sortino Ratio Rank: 44
TBGVX Omega Ratio Rank: 46
TBGVX Calmar Ratio Rank: 28
TBGVX Martin Ratio Rank: 26

MIEIX

MIEIX Risk / Return Rank: 10
MIEIX Sharpe Ratio Rank: 9
MIEIX Sortino Ratio Rank: 9
MIEIX Omega Ratio Rank: 9
MIEIX Calmar Ratio Rank: 9
MIEIX Martin Ratio Rank: 10

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.

TBGVX vs. MIEIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tweedy, Browne International Value Fund (TBGVX) and MFS International Equity Fund Class R6 (MIEIX). 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.

	TBGVX	MIEIX	Difference
Sharpe ratio Return per unit of total volatility	1.98	0.81	+1.18
Sortino ratio Return per unit of downside risk	2.80	1.21	+1.59
Omega ratio Gain probability vs. loss probability	1.37	1.15	+0.22
Calmar ratio Return relative to maximum drawdown	2.04	0.94	+1.11
Martin ratio Return relative to average drawdown	6.60	3.30	+3.30
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TBGVX vs. MIEIX - Sharpe Ratio Comparison

The current TBGVX Sharpe Ratio is 1.98, which is higher than the MIEIX Sharpe Ratio of 0.81. The chart below compares the historical Sharpe Ratios of TBGVX and MIEIX, 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

	TBGVX	MIEIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.98	0.81	+1.18
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.73	0.46	+0.27
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.63	0.62	+0.01
Sharpe Ratio (All Time) Calculated using the full available price history	0.75	0.46	+0.28

Drawdowns

TBGVX vs. MIEIX - Drawdown Comparison

The maximum TBGVX drawdown since its inception was -50.97%, roughly equal to the maximum MIEIX drawdown of -53.13%. Use the drawdown chart below to compare losses from any high point for TBGVX and MIEIX.

Drawdown Indicators

	TBGVX	MIEIX	Difference
Max Drawdown Largest peak-to-trough decline	-50.97%	-53.13%	+2.16%
Max Drawdown (1Y) Largest decline over 1 year	-9.56%	-11.26%	+1.70%
Max Drawdown (3Y) Largest decline over 3 years	-11.45%	-13.43%	+1.98%
Max Drawdown (5Y) Largest decline over 5 years	-17.71%	-28.07%	+10.36%
Max Drawdown (10Y) Largest decline over 10 years	-31.18%	-31.35%	+0.17%
Current Drawdown Current decline from peak	-1.84%	-1.65%	-0.19%
Average Drawdown Average peak-to-trough decline	-6.08%	-8.98%	+2.90%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.96%	3.19%	-0.23%

Volatility

TBGVX vs. MIEIX - Volatility Comparison

The current volatility for Tweedy, Browne International Value Fund (TBGVX) is 2.75%, while MFS International Equity Fund Class R6 (MIEIX) has a volatility of 3.48%. This indicates that TBGVX experiences smaller price fluctuations and is considered to be less risky than MIEIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TBGVX	MIEIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.75%	3.48%	-0.73%
Volatility (6M) Calculated over the trailing 6-month period	7.79%	10.21%	-2.42%
Volatility (1Y) Calculated over the trailing 1-year period	9.63%	13.20%	-3.57%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.11%	15.34%	-4.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	12.67%	15.94%	-3.27%

TBGVX vs. MIEIX - Expense Ratio Comparison

TBGVX has a 1.40% expense ratio, which is higher than MIEIX's 0.68% expense ratio.

Dividends

TBGVX vs. MIEIX - Dividend Comparison

TBGVX's dividend yield for the trailing twelve months is around 11.04%, more than MIEIX's 2.60% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MIEIX MFS International Equity Fund Class R6	2.60%	2.68%	1.47%	1.67%	1.26%	5.40%	1.00%	3.12%	1.63%	1.85%	1.78%	1.71%
TBGVX Tweedy, Browne International Value Fund	11.04%	12.11%	9.95%	4.55%	5.68%	8.89%	0.94%	1.88%	6.74%	1.10%	3.16%	4.94%

Frequently Asked Questions

Can I hold both TBGVX and MIEIX in my portfolio?

TBGVX and MIEIX have a correlation of 0.68, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TBGVX or MIEIX?

MIEIX has higher volatility (3.48%) compared to TBGVX (2.75%). In terms of maximum drawdown, TBGVX dropped -50.97% vs MIEIX's -53.13%.

Which has better risk-adjusted returns?

TBGVX currently has the higher Sharpe Ratio (1.98 vs 0.81), 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.