RERGX vs. RNWGX

Last updated Jun 18, 2026

RERGX (American Funds EUPAC Fund Class R-6) and RNWGX (American Funds New World Fund® Class R-6) are both mutual funds - RERGX is a Foreign Large Cap Equities fund actively managed by American Funds, while RNWGX is a Emerging Markets Diversified fund managed by American Funds. Over the past 10 years, RERGX returned 9.60%/yr vs 11.60%/yr for RNWGX. With a 0.95 correlation, they move nearly in lockstep. RERGX charges 0.47%/yr vs 0.57%/yr for RNWGX.

Performance

RERGX vs. RNWGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Funds EUPAC Fund Class R-6 (RERGX) and American Funds New World Fund® Class R-6 (RNWGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RERGX achieves a 12.20% return, which is significantly lower than RNWGX's 16.85% return. Over the past 10 years, RERGX has underperformed RNWGX with an annualized return of 9.60%, while RNWGX has yielded a comparatively higher 11.60% annualized return.

RERGX

• 1D: -0.20%
• 1M: 5.17%
• YTD: 12.20%
• 6M: 15.75%
• 1Y: 29.07%
• 3Y*: 15.05%
• 5Y*: 5.27%
• 10Y*: 9.60%

RNWGX

• 1D: -0.44%
• 1M: 4.96%
• YTD: 16.85%
• 6M: 20.90%
• 1Y: 34.49%
• 3Y*: 18.29%
• 5Y*: 7.14%
• 10Y*: 11.60%

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

RERGX vs. RNWGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RERGX American Funds EUPAC Fund Class R-6	12.20%	29.34%	3.00%	16.11%	-22.77%	2.84%	25.27%	27.40%	-17.33%	31.19%
RNWGX American Funds New World Fund® Class R-6	16.85%	28.67%	6.88%	16.26%	-21.77%	5.09%	25.30%	28.03%	-12.00%	33.07%

Correlation

The correlation between RERGX and RNWGX is 0.92, 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	0.92
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (10Y) Calculated over the trailing 10-year period	0.95
Correlation (All Time) Calculated using the full available price history since Jan 4, 2010	0.95

The correlation between RERGX and RNWGX has been stable across timeframes, ranging from 0.92 to 0.95 - a consistent structural relationship.

Return for Risk

RERGX vs. RNWGX — Risk / Return Rank

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

RERGX

RERGX Risk / Return Rank: 37
RERGX Sharpe Ratio Rank: 37
RERGX Sortino Ratio Rank: 36
RERGX Omega Ratio Rank: 38
RERGX Calmar Ratio Rank: 36
RERGX Martin Ratio Rank: 39

RNWGX

RNWGX Risk / Return Rank: 53
RNWGX Sharpe Ratio Rank: 54
RNWGX Sortino Ratio Rank: 51
RNWGX Omega Ratio Rank: 59
RNWGX Calmar Ratio Rank: 48
RNWGX Martin Ratio Rank: 52

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.

RERGX vs. RNWGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Funds EUPAC Fund Class R-6 (RERGX) and American Funds New World Fund® Class R-6 (RNWGX). 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.

	RERGX	RNWGX	Difference
Sharpe ratio: Return per unit of total volatility	1.67	2.06	-0.38
Sortino ratio: Return per unit of downside risk	2.37	2.82	-0.45
Omega ratio: Gain probability vs. loss probability	1.31	1.40	-0.08
Calmar ratio: Return relative to maximum drawdown	2.20	2.56	-0.35
Martin ratio: Return relative to average drawdown	8.20	10.24	-2.04

RERGX vs. RNWGX - Sharpe Ratio Comparison

The current RERGX Sharpe Ratio is 1.67, which is comparable to the RNWGX Sharpe Ratio of 2.06. The chart below compares the historical Sharpe Ratios of RERGX and RNWGX, 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

RERGX vs. RNWGX - Drawdown Comparison

The maximum RERGX drawdown since its inception was -37.30%, which is greater than RNWGX's maximum drawdown of -33.40%. Use the drawdown chart below to compare losses from any high point for RERGX and RNWGX.

Drawdown Indicators

	RERGX	RNWGX	Difference
Max Drawdown Largest peak-to-trough decline	-37.30%	-33.40%	-3.90%
Max Drawdown (1Y) Largest decline over 1 year	-12.52%	-13.00%	+0.48%
Max Drawdown (3Y) Largest decline over 3 years	-15.62%	-15.00%	-0.62%
Max Drawdown (5Y) Largest decline over 5 years	-37.30%	-33.40%	-3.90%
Max Drawdown (10Y) Largest decline over 10 years	-37.30%	-33.40%	-3.90%
Current Drawdown Current decline from peak	-0.20%	-0.64%	+0.44%
Average Drawdown Average peak-to-trough decline	-9.19%	-8.05%	-1.14%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.36%	3.25%	+0.11%

Volatility

RERGX vs. RNWGX - Volatility Comparison

The current volatility for American Funds EUPAC Fund Class R-6 (RERGX) is 6.94%, while American Funds New World Fund® Class R-6 (RNWGX) has a volatility of 7.72%. This indicates that RERGX experiences smaller price fluctuations and is considered to be less risky than RNWGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RERGX	RNWGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.94%	7.72%	-0.78%
Volatility (6M) Calculated over the trailing 6-month period	14.27%	14.27%	0.00%
Volatility (1Y) Calculated over the trailing 1-year period	16.50%	16.19%	+0.31%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.88%	15.71%	+1.17%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.01%	16.26%	+0.75%

RERGX vs. RNWGX - Expense Ratio Comparison

RERGX has a 0.47% expense ratio, which is lower than RNWGX's 0.57% expense ratio.

Dividends

RERGX vs. RNWGX - Dividend Comparison

RERGX's dividend yield for the trailing twelve months is around 16.37%, more than RNWGX's 5.21% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RERGX American Funds EUPAC Fund Class R-6	16.37%	13.95%	4.96%	3.95%	2.02%	10.19%	0.41%	3.14%	3.17%	4.99%	1.64%	3.43%
RNWGX American Funds New World Fund® Class R-6	5.21%	6.09%	4.11%	2.88%	1.33%	7.32%	0.44%	4.05%	2.71%	2.26%	1.37%	1.04%

Frequently Asked Questions

Can I hold both RERGX and RNWGX in my portfolio?

With a correlation of 0.92, RERGX and RNWGX 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, RERGX or RNWGX?

RNWGX has higher volatility (7.72%) compared to RERGX (6.94%). In terms of maximum drawdown, RERGX dropped -37.30% vs RNWGX's -33.40%.

Which has better risk-adjusted returns?

RNWGX currently has the higher Sharpe Ratio (2.06 vs 1.67), 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.