VWO vs. ECOW

Last updated Aug 6, 2026

VWO (Vanguard FTSE Emerging Markets ETF) and ECOW (Pacer Emerging Markets Cash Cows 100 ETF) are both Emerging Markets Equities funds - VWO tracks the FTSE Emerging Index while ECOW tracks the Pacer Emerging Markets Cash Cows 100 Index. Both are passively managed. Over the past 5 years, VWO returned 6.46%/yr vs 7.13%/yr for ECOW. Their 0.72 correlation means they have sometimes moved together and sometimes differently. VWO charges 0.08%/yr vs 0.70%/yr for ECOW.

Performance

VWO vs. ECOW - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard FTSE Emerging Markets ETF (VWO) and Pacer Emerging Markets Cash Cows 100 ETF (ECOW). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VWO achieves a 11.76% return, which is significantly lower than ECOW's 13.45% return.

VWO

• 1D: -0.07%
• 1M: -0.10%
• 6M: 6.51%
• YTD: 11.76%
• 1Y: 22.77%
• 3Y*: 16.29%
• 5Y*: 6.46%
• 10Y*: 7.86%
• ALL TIME*: 6.91%

ECOW

• 1D: -0.17%
• 1M: 1.77%
• 6M: 4.22%
• YTD: 13.45%
• 1Y: 28.00%
• 3Y*: 17.40%
• 5Y*: 7.13%
• 10Y*: —
• ALL TIME*: 7.38%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
ECOW Pacer Emerging Markets Cash Cows 100 ETF	$523.36K	$605.45K	$1.33M
VWO Vanguard FTSE Emerging Markets ETF	$435.52M	$478.26M	$501.49M

VWO vs. ECOW - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
VWO Vanguard FTSE Emerging Markets ETF	11.76%	25.60%	10.59%	9.25%	-17.98%	1.26%	15.17%	4.85%
ECOW Pacer Emerging Markets Cash Cows 100 ETF	13.45%	32.50%	3.17%	15.79%	-19.28%	7.47%	-2.51%	10.37%

Correlation

The correlation between VWO and ECOW is 0.76, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.76
Correlation (3Y) Balances recent behavior with more history.	0.82
Correlation (5Y) Shows whether the relationship held over a longer period.	0.81
Correlation (All Time) Calculated using the full available price history since May 6, 2019	0.72

The correlation between VWO and ECOW has been stable across timeframes, ranging from 0.72 to 0.82 - a consistent structural relationship.

VWO vs. ECOW - Sectors Allocation Comparison

Sectors	VWO	ECOW
Technology	34.2%	4.2%
Financial Services	19.4%	-
Consumer Cyclical	9.1%	13.9%
Industrials	7.9%	10.7%
Basic Materials	7.2%	11.2%
Communication Services	6.6%	15.2%
Energy	3.8%	10.4%
Healthcare	3.7%	3.7%
Consumer Defensive	3.3%	11.6%
Utilities	2.8%	6.9%
Real Estate	2.0%	-

Return for Risk

VWO vs. ECOW — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

VWO

VWO Risk / Return Rank: 47
VWO Sharpe Ratio Rank: 45
VWO Sortino Ratio Rank: 44
VWO Omega Ratio Rank: 45
VWO Calmar Ratio Rank: 50
VWO Martin Ratio Rank: 51

ECOW

ECOW Risk / Return Rank: 73
ECOW Sharpe Ratio Rank: 74
ECOW Sortino Ratio Rank: 71
ECOW Omega Ratio Rank: 74
ECOW Calmar Ratio Rank: 82
ECOW Martin Ratio Rank: 65

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

VWO vs. ECOW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard FTSE Emerging Markets ETF (VWO) and Pacer Emerging Markets Cash Cows 100 ETF (ECOW). 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.

	VWO	ECOW	Difference
Sharpe ratio: Return per unit of total volatility	1.30	1.91	-0.61
Sortino ratio: Return per unit of downside risk	1.84	2.61	-0.78
Omega ratio: Gain probability vs. loss probability	1.24	1.35	-0.11
Calmar ratio: Return relative to maximum drawdown	2.05	3.37	-1.32
Martin ratio: Return relative to average drawdown	6.64	8.81	-2.18

VWO vs. ECOW - Sharpe Ratio Comparison

The current VWO Sharpe Ratio is 1.30, which is lower than the ECOW Sharpe Ratio of 1.91. The chart below compares the historical Sharpe Ratios of VWO and ECOW, 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

VWO vs. ECOW - Drawdown Comparison

The maximum VWO drawdown since its inception was -67.68%, which is greater than ECOW's maximum drawdown of -40.27%. Use the drawdown chart below to compare losses from any high point for VWO and ECOW.

Drawdown Indicators

	VWO	ECOW	Difference
Max Drawdown Largest peak-to-trough decline	-67.68%	-40.27%	-27.41%
Max Drawdown (1Y) Largest decline over 1 year	-11.17%	-8.35%	-2.82%
Max Drawdown (3Y) Largest decline over 3 years	-17.37%	-18.77%	+1.40%
Max Drawdown (5Y) Largest decline over 5 years	-30.88%	-33.30%	+2.42%
Max Drawdown (10Y) Largest decline over 10 years	-36.39%	—	—
Current Drawdown Current decline from peak	-2.01%	-3.23%	+1.22%
Average Drawdown Average peak-to-trough decline	-15.72%	-10.92%	-4.80%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.44%	3.18%	+0.26%

Volatility

VWO vs. ECOW - Volatility Comparison

Vanguard FTSE Emerging Markets ETF (VWO) has a higher volatility of 5.17% compared to Pacer Emerging Markets Cash Cows 100 ETF (ECOW) at 2.92%. This indicates that VWO's price experiences larger fluctuations and is considered to be riskier than ECOW based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VWO	ECOW	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.17%	2.92%	+2.25%
Volatility (6M) Calculated over the trailing 6-month period	15.16%	11.80%	+3.36%
Volatility (1Y) Calculated over the trailing 1-year period	17.62%	14.75%	+2.87%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.58%	17.73%	-0.15%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.17%	20.02%	-0.85%

VWO vs. ECOW - Expense Ratio Comparison

VWO has a 0.08% expense ratio, which is lower than ECOW's 0.70% expense ratio.

Dividends

VWO vs. ECOW - Dividend Comparison

VWO's dividend yield for the trailing twelve months is around 2.30%, less than ECOW's 4.42% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ECOW Pacer Emerging Markets Cash Cows 100 ETF	4.42%	5.20%	7.35%	5.46%	7.50%	4.39%	3.35%	8.08%	0.00%	0.00%	0.00%	0.00%
VWO Vanguard FTSE Emerging Markets ETF	2.30%	2.79%	3.20%	3.52%	4.11%	2.63%	1.91%	3.23%	2.88%	2.30%	2.52%	3.26%

Frequently Asked Questions

Can I hold both VWO and ECOW in my portfolio?

VWO and ECOW have a correlation of 0.76, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VWO or ECOW?

VWO has higher volatility (5.17%) compared to ECOW (2.92%). In terms of maximum drawdown, VWO dropped -67.68% vs ECOW's -40.27%.

Which ETF is better, VWO or ECOW?

On 5-year performance, ECOW leads with 7.13% vs 6.46% for VWO. On fees, VWO is cheaper at 0.08% per year. On volatility, ECOW has been the lower-risk option at 2.92%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, VWO or ECOW?

Over the 5-year period, ECOW has performed better with a 7.13% return vs 6.46%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, VWO or ECOW?

VWO is cheaper with a 0.08% expense ratio, compared with 0.70% for ECOW.

Which ETF pays a higher dividend yield, VWO or ECOW?

ECOW has the higher dividend yield at 4.42%, compared with 2.30% for VWO.

What is the main difference between VWO and ECOW?

VWO tracks FTSE Emerging Index, while ECOW tracks Pacer Emerging Markets Cash Cows 100 Index. They also come from different issuers: Vanguard and Pacer. Their fees differ too: 0.08% for VWO and 0.70% for ECOW.

Which has better risk-adjusted returns?

ECOW currently has the higher Sharpe Ratio (1.91 vs 1.30), 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.