ECNS vs. EWT

Last updated Jul 12, 2026

ECNS (iShares MSCI China Small-Cap ETF) and EWT (iShares MSCI Taiwan ETF) are both exchange-traded funds - ECNS is a China Equities fund tracking the MSCI China Small Cap Index, while EWT is a Taiwan Equities fund tracking the MSCI Taiwan 25/50 Index. Both are passively managed. Over the past 10 years, ECNS returned 0.97%/yr vs 19.59%/yr for EWT. A 0.52 correlation means they provide meaningful diversification when combined. Both charge a 0.59% expense ratio.

Performance

ECNS vs. EWT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares MSCI China Small-Cap ETF (ECNS) and iShares MSCI Taiwan ETF (EWT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ECNS achieves a -11.09% return, which is significantly lower than EWT's 67.15% return. Over the past 10 years, ECNS has underperformed EWT with an annualized return of 0.97%, while EWT has yielded a comparatively higher 19.59% annualized return.

ECNS

• 1D: 0.31%
• 1M: -5.05%
• 6M: -15.24%
• YTD: -11.09%
• 1Y: -6.50%
• 3Y*: 4.84%
• 5Y*: -8.01%
• 10Y*: 0.97%

EWT

• 1D: 1.09%
• 1M: 3.48%
• 6M: 61.09%
• YTD: 67.15%
• 1Y: 90.51%
• 3Y*: 40.13%
• 5Y*: 18.88%
• 10Y*: 19.59%

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

ECNS vs. EWT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ECNS iShares MSCI China Small-Cap ETF	-11.09%	36.49%	5.64%	-23.05%	-24.58%	2.11%	25.42%	7.84%	-18.27%	27.55%
EWT iShares MSCI Taiwan ETF	67.15%	28.38%	16.11%	29.00%	-28.90%	26.18%	31.50%	33.36%	-9.90%	26.81%

Correlation

The correlation between ECNS and EWT is 0.49, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.49
Correlation (3Y) Calculated over the trailing 3-year period	0.43
Correlation (5Y) Calculated over the trailing 5-year period	0.47
Correlation (10Y) Calculated over the trailing 10-year period	0.52
Correlation (All Time) Calculated using the full available price history since Sep 29, 2010	0.52

The correlation between ECNS and EWT has been stable across timeframes, ranging from 0.43 to 0.52 - a consistent structural relationship.

ECNS vs. EWT - Sectors Allocation Comparison

Sectors	ECNS	EWT
Industrials	21.9%	3.1%
Healthcare	20.5%	1.0%
Technology	11.6%	76.9%
Basic Materials	8.9%	2.9%
Real Estate	7.8%	-
Consumer Cyclical	7.5%	1.6%
Communication Services	6.0%	1.7%
Financial Services	5.3%	12.0%
Consumer Defensive	4.1%	1.0%
Energy	2.4%	-
Utilities	1.5%	-

Return for Risk

ECNS vs. EWT — Risk / Return Rank

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

ECNS

ECNS Risk / Return Rank: 7
ECNS Sharpe Ratio Rank: 7
ECNS Sortino Ratio Rank: 6
ECNS Omega Ratio Rank: 6
ECNS Calmar Ratio Rank: 7
ECNS Martin Ratio Rank: 7

EWT

EWT Risk / Return Rank: 95
EWT Sharpe Ratio Rank: 96
EWT Sortino Ratio Rank: 92
EWT Omega Ratio Rank: 93
EWT Calmar Ratio Rank: 97
EWT Martin Ratio Rank: 95

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.

ECNS vs. EWT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares MSCI China Small-Cap ETF (ECNS) and iShares MSCI Taiwan ETF (EWT). 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.

	ECNS	EWT	Difference
Sharpe ratio: Return per unit of total volatility	-0.31	3.18	-3.48
Sortino ratio: Return per unit of downside risk	-0.29	3.62	-3.91
Omega ratio: Gain probability vs. loss probability	0.96	1.52	-0.55
Calmar ratio: Return relative to maximum drawdown	-0.25	8.63	-8.89
Martin ratio: Return relative to average drawdown	-0.55	23.96	-24.51

ECNS vs. EWT - Sharpe Ratio Comparison

The current ECNS Sharpe Ratio is -0.31, which is lower than the EWT Sharpe Ratio of 3.18. The chart below compares the historical Sharpe Ratios of ECNS and EWT, 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

ECNS vs. EWT - Drawdown Comparison

The maximum ECNS drawdown since its inception was -63.43%, roughly equal to the maximum EWT drawdown of -64.37%. Use the drawdown chart below to compare losses from any high point for ECNS and EWT.

Drawdown Indicators

	ECNS	EWT	Difference
Max Drawdown Largest peak-to-trough decline	-63.43%	-64.37%	+0.94%
Max Drawdown (1Y) Largest decline over 1 year	-25.28%	-10.51%	-14.77%
Max Drawdown (3Y) Largest decline over 3 years	-31.72%	-25.66%	-6.06%
Max Drawdown (5Y) Largest decline over 5 years	-58.45%	-38.88%	-19.57%
Max Drawdown (10Y) Largest decline over 10 years	-63.43%	-38.88%	-24.55%
Current Drawdown Current decline from peak	-42.76%	-4.79%	-37.97%
Average Drawdown Average peak-to-trough decline	-29.46%	-19.11%	-10.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	11.53%	3.78%	+7.75%

Volatility

ECNS vs. EWT - Volatility Comparison

The current volatility for iShares MSCI China Small-Cap ETF (ECNS) is 5.66%, while iShares MSCI Taiwan ETF (EWT) has a volatility of 13.31%. This indicates that ECNS experiences smaller price fluctuations and is considered to be less risky than EWT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ECNS	EWT	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.66%	13.31%	-7.65%
Volatility (6M) Calculated over the trailing 6-month period	13.70%	25.16%	-11.46%
Volatility (1Y) Calculated over the trailing 1-year period	20.81%	28.57%	-7.76%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	29.43%	23.40%	+6.03%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.78%	21.90%	+3.88%

ECNS vs. EWT - Expense Ratio Comparison

Both ECNS and EWT have an expense ratio of 0.59%.

Dividends

ECNS vs. EWT - Dividend Comparison

ECNS's dividend yield for the trailing twelve months is around 6.62%, more than EWT's 2.65% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ECNS iShares MSCI China Small-Cap ETF	6.62%	6.20%	5.98%	4.89%	3.54%	4.87%	3.59%	3.23%	6.16%	3.18%	4.29%	3.58%
EWT iShares MSCI Taiwan ETF	2.65%	4.43%	3.32%	12.01%	18.82%	0.55%	1.83%	2.49%	3.16%	2.81%	2.39%	3.12%

Frequently Asked Questions

Can I hold both ECNS and EWT in my portfolio?

ECNS and EWT have a correlation of 0.49, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ECNS or EWT?

EWT has higher volatility (13.31%) compared to ECNS (5.66%). In terms of maximum drawdown, ECNS dropped -63.43% vs EWT's -64.37%.

Which ETF is better, ECNS or EWT?

On 10-year performance, EWT leads with 19.59% vs 0.97% for ECNS. Both ETFs have the same 0.59% expense ratio. On volatility, ECNS has been the lower-risk option at 5.66%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ECNS or EWT?

Over the 10-year period, EWT has performed better with a 19.59% return vs 0.97%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ECNS or EWT?

ECNS and EWT have the same expense ratio: 0.59% per year.

Which ETF pays a higher dividend yield, ECNS or EWT?

ECNS has the higher dividend yield at 6.62%, compared with 2.65% for EWT.

What is the main difference between ECNS and EWT?

ECNS is categorized as China Equities, while EWT is Taiwan Equities. ECNS tracks MSCI China Small Cap Index, while EWT tracks MSCI Taiwan 25/50 Index.

Which has better risk-adjusted returns?

EWT currently has the higher Sharpe Ratio (3.18 vs -0.31), 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.