MEMX vs. DFEM

Last updated Jun 24, 2026

MEMX (Matthews Emerging Markets Ex China Active ETF) and DFEM (Dimensional Emerging Markets Core Equity 2 ETF) are both Emerging Markets Diversified funds. Both are actively managed. Over the past 3 years, MEMX returned 25.58%/yr vs 21.68%/yr for DFEM. Their correlation of 0.85 suggests significant overlap in exposure. MEMX charges 0.79%/yr vs 0.39%/yr for DFEM.

Performance

MEMX vs. DFEM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Matthews Emerging Markets Ex China Active ETF (MEMX) and Dimensional Emerging Markets Core Equity 2 ETF (DFEM). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MEMX achieves a 29.86% return, which is significantly higher than DFEM's 20.81% return.

MEMX

• 1D: -5.58%
• 1M: 3.50%
• YTD: 29.86%
• 6M: 31.95%
• 1Y: 62.81%
• 3Y*: 25.58%
• 5Y*: —
• 10Y*: —

DFEM

• 1D: -5.74%
• 1M: 0.43%
• YTD: 20.81%
• 6M: 21.36%
• 1Y: 41.37%
• 3Y*: 21.68%
• 5Y*: —
• 10Y*: —

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

MEMX vs. DFEM - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
MEMX Matthews Emerging Markets Ex China Active ETF	29.86%	35.88%	5.50%	11.33%
DFEM Dimensional Emerging Markets Core Equity 2 ETF	20.81%	29.51%	7.53%	7.36%

Correlation

The correlation between MEMX and DFEM 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	0.85
Correlation (All Time) Calculated using the full available price history since Jan 11, 2023	0.85

The correlation between MEMX and DFEM has been stable across timeframes, ranging from 0.85 to 0.92 - a consistent structural relationship.

Return for Risk

MEMX vs. DFEM — Risk / Return Rank

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

MEMX

MEMX Risk / Return Rank: 83
MEMX Sharpe Ratio Rank: 85
MEMX Sortino Ratio Rank: 77
MEMX Omega Ratio Rank: 84
MEMX Calmar Ratio Rank: 85
MEMX Martin Ratio Rank: 85

DFEM

DFEM Risk / Return Rank: 66
DFEM Sharpe Ratio Rank: 63
DFEM Sortino Ratio Rank: 55
DFEM Omega Ratio Rank: 67
DFEM Calmar Ratio Rank: 72
DFEM Martin Ratio Rank: 72

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.

MEMX vs. DFEM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Matthews Emerging Markets Ex China Active ETF (MEMX) and Dimensional Emerging Markets Core Equity 2 ETF (DFEM). 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.

	MEMX	DFEM	Difference
Sharpe ratio: Return per unit of total volatility	2.57	1.97	+0.61
Sortino ratio: Return per unit of downside risk	3.17	2.52	+0.65
Omega ratio: Gain probability vs. loss probability	1.47	1.38	+0.09
Calmar ratio: Return relative to maximum drawdown	4.30	3.43	+0.87
Martin ratio: Return relative to average drawdown	16.40	12.74	+3.66

MEMX vs. DFEM - Sharpe Ratio Comparison

The current MEMX Sharpe Ratio is 2.57, which is higher than the DFEM Sharpe Ratio of 1.97. The chart below compares the historical Sharpe Ratios of MEMX and DFEM, 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

MEMX vs. DFEM - Drawdown Comparison

The maximum MEMX drawdown since its inception was -19.27%, smaller than the maximum DFEM drawdown of -20.82%. Use the drawdown chart below to compare losses from any high point for MEMX and DFEM.

Drawdown Indicators

	MEMX	DFEM	Difference
Max Drawdown Largest peak-to-trough decline	-19.27%	-20.82%	+1.55%
Max Drawdown (1Y) Largest decline over 1 year	-14.70%	-12.12%	-2.58%
Max Drawdown (3Y) Largest decline over 3 years	-19.27%	-18.09%	-1.18%
Current Drawdown Current decline from peak	-5.58%	-5.74%	+0.16%
Average Drawdown Average peak-to-trough decline	-3.49%	-5.01%	+1.52%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.84%	3.26%	+0.58%

Volatility

MEMX vs. DFEM - Volatility Comparison

Matthews Emerging Markets Ex China Active ETF (MEMX) has a higher volatility of 13.33% compared to Dimensional Emerging Markets Core Equity 2 ETF (DFEM) at 12.01%. This indicates that MEMX's price experiences larger fluctuations and is considered to be riskier than DFEM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MEMX	DFEM	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.33%	12.01%	+1.32%
Volatility (6M) Calculated over the trailing 6-month period	22.43%	19.31%	+3.12%
Volatility (1Y) Calculated over the trailing 1-year period	24.53%	21.16%	+3.37%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.15%	17.94%	+0.21%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.15%	17.94%	+0.21%

MEMX vs. DFEM - Expense Ratio Comparison

MEMX has a 0.79% expense ratio, which is higher than DFEM's 0.39% expense ratio.

Dividends

MEMX vs. DFEM - Dividend Comparison

MEMX's dividend yield for the trailing twelve months is around 3.76%, more than DFEM's 1.89% yield.

Position	TTM	2025	2024	2023	2022
DFEM Dimensional Emerging Markets Core Equity 2 ETF	1.89%	2.32%	2.50%	2.38%	1.99%
MEMX Matthews Emerging Markets Ex China Active ETF	3.76%	4.88%	0.99%	1.13%	0.00%

Frequently Asked Questions

Can I hold both MEMX and DFEM in my portfolio?

With a correlation of 0.92, MEMX and DFEM 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, MEMX or DFEM?

MEMX has higher volatility (13.33%) compared to DFEM (12.01%). In terms of maximum drawdown, MEMX dropped -19.27% vs DFEM's -20.82%.

Which ETF is better, MEMX or DFEM?

On 3-year performance, MEMX leads with 25.58% vs 21.68% for DFEM. On fees, DFEM is cheaper at 0.39% per year. On volatility, DFEM has been the lower-risk option at 12.01%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, MEMX or DFEM?

Over the 3-year period, MEMX has performed better with a 25.58% return vs 21.68%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, MEMX or DFEM?

DFEM is cheaper with a 0.39% expense ratio, compared with 0.79% for MEMX.

Which ETF pays a higher dividend yield, MEMX or DFEM?

MEMX has the higher dividend yield at 3.76%, compared with 1.89% for DFEM.

What is the main difference between MEMX and DFEM?

They also come from different issuers: Matthews and Dimensional. Their fees differ too: 0.79% for MEMX and 0.39% for DFEM.

Which has better risk-adjusted returns?

MEMX currently has the higher Sharpe Ratio (2.57 vs 1.97), 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.