IGAAX vs. BRXIX

Last updated Jun 24, 2026

IGAAX (American Funds International Growth and Income Fund Class A) and BRXIX (MFS Blended Research International Equity Fund) are both Foreign Large Cap Equities funds. Over the past 10 years, IGAAX returned 10.26%/yr vs 12.39%/yr for BRXIX. With a 0.95 correlation, they move nearly in lockstep. IGAAX charges 0.91%/yr vs 0.64%/yr for BRXIX.

Performance

IGAAX vs. BRXIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Funds International Growth and Income Fund Class A (IGAAX) and MFS Blended Research International Equity Fund (BRXIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IGAAX achieves a 13.60% return, which is significantly lower than BRXIX's 18.52% return. Over the past 10 years, IGAAX has underperformed BRXIX with an annualized return of 10.26%, while BRXIX has yielded a comparatively higher 12.39% annualized return.

IGAAX

• 1D: 0.40%
• 1M: 2.14%
• YTD: 13.60%
• 6M: 13.44%
• 1Y: 30.21%
• 3Y*: 19.10%
• 5Y*: 8.98%
• 10Y*: 10.26%

BRXIX

• 1D: 0.15%
• 1M: 4.80%
• YTD: 18.52%
• 6M: 18.59%
• 1Y: 40.36%
• 3Y*: 25.41%
• 5Y*: 13.21%
• 10Y*: 12.39%

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

IGAAX vs. BRXIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IGAAX American Funds International Growth and Income Fund Class A	13.60%	35.09%	3.28%	15.25%	-15.47%	9.80%	7.78%	27.11%	-14.38%	26.08%
BRXIX MFS Blended Research International Equity Fund	18.52%	39.87%	11.82%	14.42%	-13.36%	13.38%	9.09%	22.13%	-15.56%	25.21%

Correlation

The correlation between IGAAX and BRXIX is 0.94, 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	0.94
Correlation (3Y) Calculated over the trailing 3-year period	0.95
Correlation (5Y) Calculated over the trailing 5-year period	0.96
Correlation (10Y) Calculated over the trailing 10-year period	0.95
Correlation (All Time) Calculated using the full available price history since Sep 17, 2015	0.95

The correlation between IGAAX and BRXIX has been stable across timeframes, ranging from 0.94 to 0.96 - a consistent structural relationship.

Return for Risk

IGAAX vs. BRXIX — Risk / Return Rank

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

IGAAX

IGAAX Risk / Return Rank: 63
IGAAX Sharpe Ratio Rank: 68
IGAAX Sortino Ratio Rank: 65
IGAAX Omega Ratio Rank: 69
IGAAX Calmar Ratio Rank: 59
IGAAX Martin Ratio Rank: 55

BRXIX

BRXIX Risk / Return Rank: 85
BRXIX Sharpe Ratio Rank: 91
BRXIX Sortino Ratio Rank: 85
BRXIX Omega Ratio Rank: 84
BRXIX Calmar Ratio Rank: 83
BRXIX Martin Ratio Rank: 82

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.

IGAAX vs. BRXIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Funds International Growth and Income Fund Class A (IGAAX) and MFS Blended Research International Equity Fund (BRXIX). 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.

	IGAAX	BRXIX	Difference
Sharpe ratio: Return per unit of total volatility	2.21	2.81	-0.59
Sortino ratio: Return per unit of downside risk	3.06	3.73	-0.67
Omega ratio: Gain probability vs. loss probability	1.42	1.53	-0.11
Calmar ratio: Return relative to maximum drawdown	2.82	3.65	-0.83
Martin ratio: Return relative to average drawdown	10.53	14.14	-3.62

IGAAX vs. BRXIX - Sharpe Ratio Comparison

The current IGAAX Sharpe Ratio is 2.21, which is comparable to the BRXIX Sharpe Ratio of 2.81. The chart below compares the historical Sharpe Ratios of IGAAX and BRXIX, 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

IGAAX vs. BRXIX - Drawdown Comparison

The maximum IGAAX drawdown since its inception was -35.79%, roughly equal to the maximum BRXIX drawdown of -36.21%. Use the drawdown chart below to compare losses from any high point for IGAAX and BRXIX.

Drawdown Indicators

	IGAAX	BRXIX	Difference
Max Drawdown Largest peak-to-trough decline	-35.79%	-36.21%	+0.42%
Max Drawdown (1Y) Largest decline over 1 year	-10.92%	-11.21%	+0.29%
Max Drawdown (3Y) Largest decline over 3 years	-12.60%	-12.72%	+0.12%
Max Drawdown (5Y) Largest decline over 5 years	-29.90%	-26.48%	-3.42%
Max Drawdown (10Y) Largest decline over 10 years	-35.79%	-36.21%	+0.42%
Current Drawdown Current decline from peak	-0.06%	0.00%	-0.06%
Average Drawdown Average peak-to-trough decline	-7.88%	-6.88%	-1.00%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.92%	2.89%	+0.03%

Volatility

IGAAX vs. BRXIX - Volatility Comparison

The current volatility for American Funds International Growth and Income Fund Class A (IGAAX) is 5.37%, while MFS Blended Research International Equity Fund (BRXIX) has a volatility of 5.99%. This indicates that IGAAX experiences smaller price fluctuations and is considered to be less risky than BRXIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IGAAX	BRXIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.37%	5.99%	-0.62%
Volatility (6M) Calculated over the trailing 6-month period	12.05%	12.70%	-0.65%
Volatility (1Y) Calculated over the trailing 1-year period	13.92%	14.61%	-0.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.75%	14.85%	-0.10%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.92%	15.82%	+0.10%

IGAAX vs. BRXIX - Expense Ratio Comparison

IGAAX has a 0.91% expense ratio, which is higher than BRXIX's 0.64% expense ratio.

Dividends

IGAAX vs. BRXIX - Dividend Comparison

IGAAX's dividend yield for the trailing twelve months is around 6.80%, more than BRXIX's 3.55% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BRXIX MFS Blended Research International Equity Fund	3.55%	4.21%	4.81%	2.81%	2.68%	7.23%	2.32%	2.91%	6.83%	1.13%	0.53%	0.54%
IGAAX American Funds International Growth and Income Fund Class A	6.80%	8.14%	3.37%	2.29%	4.00%	6.91%	1.37%	2.40%	2.81%	1.85%	2.35%	3.25%

Frequently Asked Questions

Can I hold both IGAAX and BRXIX in my portfolio?

With a correlation of 0.94, IGAAX and BRXIX 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, IGAAX or BRXIX?

BRXIX has higher volatility (5.99%) compared to IGAAX (5.37%). In terms of maximum drawdown, IGAAX dropped -35.79% vs BRXIX's -36.21%.

Which has better risk-adjusted returns?

BRXIX currently has the higher Sharpe Ratio (2.81 vs 2.21), 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.