POWR vs. EVSB

Last updated Jun 4, 2026

POWR (iShares U.S. Power Infrastructure ETF) and EVSB (Eaton Vance Ultra-Short Income ETF) are both exchange-traded funds - POWR is a Utilities Equities fund actively managed by iShares, while EVSB is a Ultrashort Bond fund actively managed by Eaton Vance. Both are actively managed. Over the past year, POWR returned 28.87% vs 4.71% for EVSB. At a correlation of -0.02, they often move in opposite directions. POWR charges 0.40%/yr vs 0.17%/yr for EVSB.

Performance

POWR vs. EVSB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Power Infrastructure ETF (POWR) and Eaton Vance Ultra-Short Income ETF (EVSB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, POWR achieves a 18.53% return, which is significantly higher than EVSB's 1.66% return.

POWR

• 1D: -0.11%
• 1M: -0.93%
• YTD: 18.53%
• 6M: 15.28%
• 1Y: 28.87%
• 3Y*: 12.09%
• 5Y*: 15.16%
• 10Y*: 8.66%

EVSB

• 1D: -0.01%
• 1M: 0.40%
• YTD: 1.66%
• 6M: 2.00%
• 1Y: 4.71%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

POWR vs. EVSB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
POWR iShares U.S. Power Infrastructure ETF	18.53%	10.81%	-1.30%	-5.76%
EVSB Eaton Vance Ultra-Short Income ETF	1.66%	5.12%	6.04%	1.84%

Correlation

The correlation between POWR and EVSB is -0.09, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.09
Correlation (All Time) Calculated using the full available price history since Oct 20, 2023	-0.02

POWR vs. EVSB - Sectors Allocation Comparison

Sectors	POWR	EVSB
Utilities	52.8%	-
Industrials	26.6%	-
Energy	17.3%	-
Technology	2.9%	-
Basic Materials	1.0%	-
Communication Services	-	-
Consumer Cyclical	-	-
Consumer Defensive	-	-
Financial Services	-	0.3%
Healthcare	-	-
Real Estate	-	-

Return for Risk

POWR vs. EVSB — Risk / Return Rank

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

POWR

POWR Risk / Return Rank: 59
POWR Sharpe Ratio Rank: 50
POWR Sortino Ratio Rank: 48
POWR Omega Ratio Rank: 47
POWR Calmar Ratio Rank: 86
POWR Martin Ratio Rank: 66

EVSB

EVSB Risk / Return Rank: 99
EVSB Sharpe Ratio Rank: 98
EVSB Sortino Ratio Rank: 99
EVSB Omega Ratio Rank: 99
EVSB Calmar Ratio Rank: 98
EVSB Martin Ratio Rank: 99

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.

POWR vs. EVSB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Power Infrastructure ETF (POWR) and Eaton Vance Ultra-Short Income ETF (EVSB). 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.

	POWR	EVSB	Difference
Sharpe ratio: Return per unit of total volatility	1.74	6.11	-4.37
Sortino ratio: Return per unit of downside risk	2.41	10.72	-8.31
Omega ratio: Gain probability vs. loss probability	1.30	2.76	-1.46
Calmar ratio: Return relative to maximum drawdown	4.85	18.60	-13.76
Martin ratio: Return relative to average drawdown	12.19	109.03	-96.84
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

POWR vs. EVSB - Sharpe Ratio Comparison

The current POWR Sharpe Ratio is 1.74, which is lower than the EVSB Sharpe Ratio of 6.11. The chart below compares the historical Sharpe Ratios of POWR and EVSB, 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

	POWR	EVSB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.74	6.11	-4.37
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.66	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.34	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.19	6.94	-6.76

Drawdowns

POWR vs. EVSB - Drawdown Comparison

The maximum POWR drawdown since its inception was -65.98%, which is greater than EVSB's maximum drawdown of -0.31%. Use the drawdown chart below to compare losses from any high point for POWR and EVSB.

Drawdown Indicators

	POWR	EVSB	Difference
Max Drawdown Largest peak-to-trough decline	-65.98%	-0.31%	-65.67%
Max Drawdown (1Y) Largest decline over 1 year	-5.98%	-0.25%	-5.73%
Max Drawdown (3Y) Largest decline over 3 years	-23.14%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-25.09%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-63.42%	—	—
Current Drawdown Current decline from peak	-1.45%	-0.05%	-1.40%
Average Drawdown Average peak-to-trough decline	-18.15%	-0.02%	-18.13%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.38%	0.04%	+2.34%

Volatility

POWR vs. EVSB - Volatility Comparison

iShares U.S. Power Infrastructure ETF (POWR) has a higher volatility of 5.80% compared to Eaton Vance Ultra-Short Income ETF (EVSB) at 0.19%. This indicates that POWR's price experiences larger fluctuations and is considered to be riskier than EVSB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	POWR	EVSB	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.80%	0.19%	+5.61%
Volatility (6M) Calculated over the trailing 6-month period	12.35%	0.51%	+11.84%
Volatility (1Y) Calculated over the trailing 1-year period	16.65%	0.77%	+15.88%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.08%	0.82%	+22.26%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.62%	0.82%	+24.80%

POWR vs. EVSB - Expense Ratio Comparison

POWR has a 0.40% expense ratio, which is higher than EVSB's 0.17% expense ratio.

Dividends

POWR vs. EVSB - Dividend Comparison

POWR's dividend yield for the trailing twelve months is around 6.67%, more than EVSB's 4.63% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EVSB Eaton Vance Ultra-Short Income ETF	4.63%	4.63%	5.18%	1.21%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
POWR iShares U.S. Power Infrastructure ETF	6.67%	7.56%	4.36%	4.16%	4.82%	3.94%	3.96%	5.71%	3.17%	3.11%	2.75%	3.42%

Frequently Asked Questions

Can I hold both POWR and EVSB in my portfolio?

POWR and EVSB have a correlation of -0.09, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, POWR or EVSB?

POWR has higher volatility (5.80%) compared to EVSB (0.19%). In terms of maximum drawdown, POWR dropped -65.98% vs EVSB's -0.31%.

Which ETF is better, POWR or EVSB?

On 1-year performance, POWR leads with 28.87% vs 4.71% for EVSB. On fees, EVSB is cheaper at 0.17% per year. On volatility, EVSB has been the lower-risk option at 0.19%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, POWR or EVSB?

Over the 1-year period, POWR has performed better with a 28.87% return vs 4.71%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, POWR or EVSB?

EVSB is cheaper with a 0.17% expense ratio, compared with 0.40% for POWR.

Which ETF pays a higher dividend yield, POWR or EVSB?

POWR has the higher dividend yield at 6.67%, compared with 4.63% for EVSB.

What is the main difference between POWR and EVSB?

POWR is categorized as Utilities Equities, while EVSB is Ultrashort Bond. They also come from different issuers: iShares and Eaton Vance. Their fees differ too: 0.40% for POWR and 0.17% for EVSB.

Which has better risk-adjusted returns?

EVSB currently has the higher Sharpe Ratio (6.11 vs 1.74), 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.