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POWR vs. NFRA
Performance
Return for Risk
Drawdowns
Volatility
Dividends

POWR vs. NFRA

Last updated Jun 24, 2026

POWR (iShares U.S. Power Infrastructure ETF) and NFRA (FlexShares STOXX Global Broad Infrastructure Index Fund) are both Utilities Equities funds. POWR is actively managed, while NFRA is passively managed. Over the past 10 years, POWR returned 8.74%/yr vs 7.32%/yr for NFRA. A 0.53 correlation means they provide meaningful diversification when combined. POWR charges 0.40%/yr vs 0.47%/yr for NFRA.

Performance

POWR vs. NFRA - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Power Infrastructure ETF (POWR) and FlexShares STOXX Global Broad Infrastructure Index Fund (NFRA). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, POWR achieves a 17.55% return, which is significantly higher than NFRA's 7.66% return. Over the past 10 years, POWR has outperformed NFRA with an annualized return of 8.74%, while NFRA has yielded a comparatively lower 7.32% annualized return.

POWR

1D
-1.96%
1M
-0.61%
YTD
17.55%
6M
16.63%
1Y
21.00%
3Y*
12.24%
5Y*
14.68%
10Y*
8.74%

NFRA

1D
0.02%
1M
-2.01%
YTD
7.66%
6M
7.77%
1Y
12.35%
3Y*
12.39%
5Y*
5.69%
10Y*
7.32%
*Multi-year figures are annualized to reflect compound growth (CAGR)

POWR vs. NFRA - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
POWR
iShares U.S. Power Infrastructure ETF		17.55%10.81%-1.30%3.66%42.54%42.03%-28.30%8.44%-11.74%9.69%
NFRA
FlexShares STOXX Global Broad Infrastructure Index Fund		7.66%18.42%4.76%8.96%-10.11%9.61%2.24%26.27%-7.74%15.92%

Correlation

The correlation between POWR and NFRA is 0.48, which is low. Their price movements are largely independent, making them effective diversification partners.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.48

Correlation (3Y)
Calculated over the trailing 3-year period

0.42

Correlation (5Y)
Calculated over the trailing 5-year period

0.45

Correlation (10Y)
Calculated over the trailing 10-year period

0.50

Correlation (All Time)
Calculated using the full available price history since Oct 9, 2013

0.53

The correlation between POWR and NFRA shifts across timeframes, from 0.42 (3 years) to 0.53 (all time), reflecting how their relationship changes across market environments.

POWR vs. NFRA - Sectors Allocation Comparison

Sectors
POWR
NFRA

Utilities

45.6%
24.7%

Industrials

33.0%
26.8%

Energy

11.0%
11.7%

Technology

9.5%
1.6%

Basic Materials

1.0%

-

Communication Services

-

20.5%

Consumer Cyclical

-

0.3%

Consumer Defensive

-

0.1%

Financial Services

-

0.7%

Healthcare

-

4.1%

Real Estate

-

4.7%

Utilities

POWR
45.6%
NFRA
24.7%

Industrials

POWR
33.0%
NFRA
26.8%

Energy

POWR
11.0%
NFRA
11.7%

Technology

POWR
9.5%
NFRA
1.6%

Basic Materials

POWR
1.0%
NFRA

-

Communication Services

POWR

-

NFRA
20.5%

Consumer Cyclical

POWR

-

NFRA
0.3%

Consumer Defensive

POWR

-

NFRA
0.1%

Financial Services

POWR

-

NFRA
0.7%

Healthcare

POWR

-

NFRA
4.1%

Real Estate

POWR

-

NFRA
4.7%

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

iShares U.S. Power Infrastructure ETF

FlexShares STOXX Global Broad Infrastructure Index Fund

Often compared with POWR:
POWR vs. GRIDPOWR vs. AIPOPOWR vs. XLUPOWR vs. PAVEPOWR vs. ZAPPOWR vs. VPUPOWR vs. XLUI
Often compared with NFRA:
NFRA vs. IGFNFRA vs. IFRANFRA vs. GIINFRA vs. PAVENFRA vs. ENFRNFRA vs. GRIDNFRA vs. ASET

Return for Risk

POWR vs. NFRA — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
POWR
POWR Risk / Return Rank: 4444
Overall Rank
POWR Sharpe Ratio Rank: 3636
Sharpe Ratio Rank
POWR Sortino Ratio Rank: 3535
Sortino Ratio Rank
POWR Omega Ratio Rank: 3434
Omega Ratio Rank
POWR Calmar Ratio Rank: 6363
Calmar Ratio Rank
POWR Martin Ratio Rank: 5252
Martin Ratio Rank
NFRA
NFRA Risk / Return Rank: 3535
Overall Rank
NFRA Sharpe Ratio Rank: 3535
Sharpe Ratio Rank
NFRA Sortino Ratio Rank: 3434
Sortino Ratio Rank
NFRA Omega Ratio Rank: 3333
Omega Ratio Rank
NFRA Calmar Ratio Rank: 3535
Calmar Ratio Rank
NFRA Martin Ratio Rank: 3636
Martin Ratio Rank
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. NFRA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Power Infrastructure ETF (POWR) and FlexShares STOXX Global Broad Infrastructure Index Fund (NFRA). 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.

POWRNFRADifference
Sharpe ratioReturn per unit of total volatility
1.25
1.19

+0.07

Sortino ratioReturn per unit of downside risk
1.79
1.71

+0.08

Omega ratioGain probability vs. loss probability

1.22

1.21

+0.01

Calmar ratioReturn relative to maximum drawdown

2.98

1.70

+1.27

Martin ratioReturn relative to average drawdown

8.63

5.27

+3.35

POWR vs. NFRA - Sharpe Ratio Comparison

The current POWR Sharpe Ratio is 1.25, which is comparable to the NFRA Sharpe Ratio of 1.19. The chart below compares the historical Sharpe Ratios of POWR and NFRA, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Drawdowns

POWR vs. NFRA - Drawdown Comparison

The maximum POWR drawdown since its inception was -65.98%, which is greater than NFRA's maximum drawdown of -32.49%. Use the drawdown chart below to compare losses from any high point for POWR and NFRA.

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Drawdown Indicators

POWRNFRADifference

Max Drawdown

Largest peak-to-trough decline

-65.98%

-32.49%

-33.49%

Max Drawdown (1Y)

Largest decline over 1 year

-7.09%

-7.28%

+0.19%

Max Drawdown (3Y)

Largest decline over 3 years

-23.14%

-11.15%

-11.99%

Max Drawdown (5Y)

Largest decline over 5 years

-25.09%

-22.75%

-2.34%

Max Drawdown (10Y)

Largest decline over 10 years

-63.42%

-32.49%

-30.93%

Current Drawdown

Current decline from peak

-2.27%

-3.28%

+1.01%

Average Drawdown

Average peak-to-trough decline

-18.09%

-4.52%

-13.57%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.45%

2.35%

+0.10%

Volatility

POWR vs. NFRA - Volatility Comparison

iShares U.S. Power Infrastructure ETF (POWR) has a higher volatility of 6.33% compared to FlexShares STOXX Global Broad Infrastructure Index Fund (NFRA) at 2.96%. This indicates that POWR's price experiences larger fluctuations and is considered to be riskier than NFRA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

POWRNFRADifference

Volatility (1M)

Calculated over the trailing 1-month period

6.33%

2.96%

+3.37%

Volatility (6M)

Calculated over the trailing 6-month period

12.75%

8.46%

+4.29%

Volatility (1Y)

Calculated over the trailing 1-year period

16.94%

10.49%

+6.45%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

23.08%

12.97%

+10.11%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

25.52%

14.89%

+10.63%

POWR vs. NFRA - Expense Ratio Comparison

POWR has a 0.40% expense ratio, which is lower than NFRA's 0.47% expense ratio.

Dividends

POWR vs. NFRA - Dividend Comparison

POWR's dividend yield for the trailing twelve months is around 5.48%, less than NFRA's 5.75% yield.

PositionTTM20252024202320222021202020192018201720162015
NFRA
FlexShares STOXX Global Broad Infrastructure Index Fund		5.75%6.00%3.33%2.57%2.28%2.71%2.22%2.27%3.06%2.81%2.98%2.47%
POWR
iShares U.S. Power Infrastructure ETF		5.48%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

POWR and NFRA have a correlation of 0.48, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

POWR has higher volatility (6.33%) compared to NFRA (2.96%). In terms of maximum drawdown, POWR dropped -65.98% vs NFRA's -32.49%.

On 10-year performance, POWR leads with 8.74% vs 7.32% for NFRA. On fees, POWR is cheaper at 0.40% per year. On volatility, NFRA has been the lower-risk option at 2.96%. The better choice depends on whether you care most about return, fees, risk, or income.

Over the 10-year period, POWR has performed better with a 8.74% return vs 7.32%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

POWR is cheaper with a 0.40% expense ratio, compared with 0.47% for NFRA.

NFRA has the higher dividend yield at 5.75%, compared with 5.48% for POWR.

They also come from different issuers: iShares and FlexShares. Their fees differ too: 0.40% for POWR and 0.47% for NFRA.

POWR currently has the higher Sharpe Ratio (1.25 vs 1.19), 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.

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