SPGM vs. NFFFX

Last updated Jun 4, 2026

SPGM (SPDR Portfolio MSCI Global Stock Market ETF) and NFFFX (American Funds New World Fund) are both funds - SPGM is a Global Equities fund tracking the MSCI AC World IMI, while NFFFX is a Emerging Markets Equities fund managed by American Funds. Over the past 10 years, SPGM returned 12.95%/yr vs 11.32%/yr for NFFFX. A 0.77 correlation means they provide meaningful diversification when combined. SPGM charges 0.09%/yr vs 0.68%/yr for NFFFX.

Performance

SPGM vs. NFFFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR Portfolio MSCI Global Stock Market ETF (SPGM) and American Funds New World Fund (NFFFX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SPGM achieves a 12.88% return, which is significantly lower than NFFFX's 17.55% return. Over the past 10 years, SPGM has outperformed NFFFX with an annualized return of 12.95%, while NFFFX has yielded a comparatively lower 11.32% annualized return.

SPGM

• 1D: -0.87%
• 1M: 4.94%
• YTD: 12.88%
• 6M: 13.62%
• 1Y: 31.70%
• 3Y*: 21.46%
• 5Y*: 11.48%
• 10Y*: 12.95%

NFFFX

• 1D: 0.70%
• 1M: 6.75%
• YTD: 17.55%
• 6M: 19.27%
• 1Y: 36.61%
• 3Y*: 19.82%
• 5Y*: 7.22%
• 10Y*: 11.32%

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

SPGM vs. NFFFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SPGM SPDR Portfolio MSCI Global Stock Market ETF	12.88%	23.62%	16.75%	21.34%	-17.53%	21.13%	15.28%	26.58%	-10.12%	23.26%
NFFFX American Funds New World Fund	17.55%	28.52%	6.78%	16.11%	-21.86%	4.98%	25.17%	27.89%	-12.08%	32.92%

Correlation

The correlation between SPGM and NFFFX is 0.83, 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	0.83
Correlation (3Y) Calculated over the trailing 3-year period	0.86
Correlation (5Y) Calculated over the trailing 5-year period	0.89
Correlation (10Y) Calculated over the trailing 10-year period	0.85
Correlation (All Time) Calculated using the full available price history since Mar 6, 2012	0.77

The correlation between SPGM and NFFFX shifts across timeframes, from 0.77 (all time) to 0.89 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

SPGM vs. NFFFX — Risk / Return Rank

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

SPGM

SPGM Risk / Return Rank: 73
SPGM Sharpe Ratio Rank: 74
SPGM Sortino Ratio Rank: 73
SPGM Omega Ratio Rank: 74
SPGM Calmar Ratio Rank: 66
SPGM Martin Ratio Rank: 77

NFFFX

NFFFX Risk / Return Rank: 66
NFFFX Sharpe Ratio Rank: 75
NFFFX Sortino Ratio Rank: 70
NFFFX Omega Ratio Rank: 71
NFFFX Calmar Ratio Rank: 55
NFFFX Martin Ratio Rank: 58

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.

SPGM vs. NFFFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR Portfolio MSCI Global Stock Market ETF (SPGM) and American Funds New World Fund (NFFFX). 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.

	SPGM	NFFFX	Difference
Sharpe ratio Return per unit of total volatility	2.47	2.51	-0.04
Sortino ratio Return per unit of downside risk	3.39	3.49	-0.11
Omega ratio Gain probability vs. loss probability	1.45	1.47	-0.03
Calmar ratio Return relative to maximum drawdown	3.35	2.84	+0.51
Martin ratio Return relative to average drawdown	15.14	11.66	+3.49
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SPGM vs. NFFFX - Sharpe Ratio Comparison

The current SPGM Sharpe Ratio is 2.47, which is comparable to the NFFFX Sharpe Ratio of 2.51. The chart below compares the historical Sharpe Ratios of SPGM and NFFFX, 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

	SPGM	NFFFX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.47	2.51	-0.04
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.72	0.47	+0.25
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.74	0.70	+0.04
Sharpe Ratio (All Time) Calculated using the full available price history	0.66	0.40	+0.26

Drawdowns

SPGM vs. NFFFX - Drawdown Comparison

The maximum SPGM drawdown since its inception was -33.97%, smaller than the maximum NFFFX drawdown of -50.17%. Use the drawdown chart below to compare losses from any high point for SPGM and NFFFX.

Drawdown Indicators

	SPGM	NFFFX	Difference
Max Drawdown Largest peak-to-trough decline	-33.97%	-50.17%	+16.20%
Max Drawdown (1Y) Largest decline over 1 year	-9.50%	-13.01%	+3.51%
Max Drawdown (3Y) Largest decline over 3 years	-16.90%	-15.05%	-1.85%
Max Drawdown (5Y) Largest decline over 5 years	-25.93%	-33.48%	+7.55%
Max Drawdown (10Y) Largest decline over 10 years	-33.97%	-33.48%	-0.49%
Current Drawdown Current decline from peak	-0.87%	0.00%	-0.87%
Average Drawdown Average peak-to-trough decline	-4.81%	-9.81%	+5.00%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.10%	3.16%	-1.06%

Volatility

SPGM vs. NFFFX - Volatility Comparison

The current volatility for SPDR Portfolio MSCI Global Stock Market ETF (SPGM) is 3.92%, while American Funds New World Fund (NFFFX) has a volatility of 5.50%. This indicates that SPGM experiences smaller price fluctuations and is considered to be less risky than NFFFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SPGM	NFFFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.92%	5.50%	-1.58%
Volatility (6M) Calculated over the trailing 6-month period	10.35%	12.51%	-2.16%
Volatility (1Y) Calculated over the trailing 1-year period	12.88%	14.73%	-1.85%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.03%	15.42%	+0.61%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.57%	16.14%	+1.43%

SPGM vs. NFFFX - Expense Ratio Comparison

SPGM has a 0.09% expense ratio, which is lower than NFFFX's 0.68% expense ratio.

Dividends

SPGM vs. NFFFX - Dividend Comparison

SPGM's dividend yield for the trailing twelve months is around 1.79%, less than NFFFX's 5.11% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
NFFFX American Funds New World Fund	5.11%	6.01%	4.01%	2.78%	1.21%	7.23%	0.35%	3.95%	2.62%	2.17%	1.28%	0.94%
SPGM SPDR Portfolio MSCI Global Stock Market ETF	1.79%	1.89%	1.98%	2.09%	2.37%	1.94%	1.45%	2.46%	1.89%	2.29%	1.87%	3.70%

Frequently Asked Questions

Can I hold both SPGM and NFFFX in my portfolio?

SPGM and NFFFX have a correlation of 0.83, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SPGM or NFFFX?

NFFFX has higher volatility (5.50%) compared to SPGM (3.92%). In terms of maximum drawdown, SPGM dropped -33.97% vs NFFFX's -50.17%.

Which has better risk-adjusted returns?

NFFFX currently has the higher Sharpe Ratio (2.51 vs 2.47), 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.