IDGT vs. EFRA

Last updated Jun 3, 2026

IDGT (iShares U.S. Digital Infrastructure and Real Estate ETF) and EFRA (iShares Environmental Infrastructure and Industrials ETF) are both exchange-traded funds - IDGT is a Technology Equities fund tracking the S&P Data Center, Tower REIT and Communications Equipment Index - Benchmark TR Gross, while EFRA is a Industrials Equities fund tracking the FTSE Green Revenues Select Infrastructure and Industrials Index. Both are passively managed. Over the past 3 years, IDGT returned 25.74%/yr vs 11.06%/yr for EFRA. A 0.60 correlation means they provide meaningful diversification when combined. IDGT charges 0.41%/yr vs 0.47%/yr for EFRA.

Performance

IDGT vs. EFRA - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Digital Infrastructure and Real Estate ETF (IDGT) and iShares Environmental Infrastructure and Industrials ETF (EFRA). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IDGT achieves a 56.36% return, which is significantly higher than EFRA's 4.54% return.

IDGT

• 1D: 1.94%
• 1M: 9.91%
• YTD: 56.36%
• 6M: 53.20%
• 1Y: 68.44%
• 3Y*: 25.74%
• 5Y*: 14.02%
• 10Y*: 14.56%

EFRA

• 1D: 0.66%
• 1M: -2.15%
• YTD: 4.54%
• 6M: 5.64%
• 1Y: 10.48%
• 3Y*: 11.06%
• 5Y*: —
• 10Y*: —

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

IDGT vs. EFRA - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
IDGT iShares U.S. Digital Infrastructure and Real Estate ETF	56.36%	6.79%	26.71%	-6.09%	-3.12%
EFRA iShares Environmental Infrastructure and Industrials ETF	4.54%	13.76%	8.09%	14.49%	7.48%

Correlation

The correlation between IDGT and EFRA is 0.50, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.50
Correlation (3Y) Calculated over the trailing 3-year period	0.59
Correlation (All Time) Calculated using the full available price history since Nov 4, 2022	0.60

The correlation between IDGT and EFRA has been stable across timeframes, ranging from 0.50 to 0.60 - a consistent structural relationship.

IDGT vs. EFRA - Sectors Allocation Comparison

Sectors	IDGT	EFRA
Technology	60.7%	2.7%
Real Estate	34.3%	-
Communication Services	4.8%	-
Basic Materials	-	4.4%
Consumer Cyclical	-	6.3%
Consumer Defensive	-	-
Energy	-	-
Financial Services	-	-
Healthcare	-	-
Industrials	-	61.8%
Utilities	-	24.1%

Return for Risk

IDGT vs. EFRA — Risk / Return Rank

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

IDGT

IDGT Risk / Return Rank: 92
IDGT Sharpe Ratio Rank: 92
IDGT Sortino Ratio Rank: 90
IDGT Omega Ratio Rank: 88
IDGT Calmar Ratio Rank: 95
IDGT Martin Ratio Rank: 93

EFRA

EFRA Risk / Return Rank: 21
EFRA Sharpe Ratio Rank: 22
EFRA Sortino Ratio Rank: 22
EFRA Omega Ratio Rank: 21
EFRA Calmar Ratio Rank: 20
EFRA Martin Ratio Rank: 21

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.

IDGT vs. EFRA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Digital Infrastructure and Real Estate ETF (IDGT) and iShares Environmental Infrastructure and Industrials ETF (EFRA). 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.

	IDGT	EFRA	Difference
Sharpe ratio Return per unit of total volatility	3.38	0.75	+2.63
Sortino ratio Return per unit of downside risk	4.23	1.16	+3.07
Omega ratio Gain probability vs. loss probability	1.56	1.14	+0.43
Calmar ratio Return relative to maximum drawdown	8.26	0.92	+7.35
Martin ratio Return relative to average drawdown	24.81	2.69	+22.13
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IDGT vs. EFRA - Sharpe Ratio Comparison

The current IDGT Sharpe Ratio is 3.38, which is higher than the EFRA Sharpe Ratio of 0.75. The chart below compares the historical Sharpe Ratios of IDGT and EFRA, 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

	IDGT	EFRA	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.38	0.75	+2.63
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.61	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.63	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.19	0.89	-0.70

Drawdowns

IDGT vs. EFRA - Drawdown Comparison

The maximum IDGT drawdown since its inception was -77.95%, which is greater than EFRA's maximum drawdown of -16.25%. Use the drawdown chart below to compare losses from any high point for IDGT and EFRA.

Drawdown Indicators

	IDGT	EFRA	Difference
Max Drawdown Largest peak-to-trough decline	-77.95%	-16.25%	-61.70%
Max Drawdown (1Y) Largest decline over 1 year	-8.45%	-11.20%	+2.75%
Max Drawdown (3Y) Largest decline over 3 years	-23.74%	-16.25%	-7.49%
Max Drawdown (5Y) Largest decline over 5 years	-35.83%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-36.88%	—	—
Current Drawdown Current decline from peak	0.00%	-7.36%	+7.36%
Average Drawdown Average peak-to-trough decline	-19.92%	-3.63%	-16.29%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.81%	3.83%	-1.02%

Volatility

IDGT vs. EFRA - Volatility Comparison

iShares U.S. Digital Infrastructure and Real Estate ETF (IDGT) has a higher volatility of 7.63% compared to iShares Environmental Infrastructure and Industrials ETF (EFRA) at 4.42%. This indicates that IDGT's price experiences larger fluctuations and is considered to be riskier than EFRA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IDGT	EFRA	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.63%	4.42%	+3.21%
Volatility (6M) Calculated over the trailing 6-month period	16.32%	11.21%	+5.11%
Volatility (1Y) Calculated over the trailing 1-year period	20.34%	14.02%	+6.32%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.19%	15.52%	+7.67%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.29%	15.52%	+7.77%

IDGT vs. EFRA - Expense Ratio Comparison

IDGT has a 0.41% expense ratio, which is lower than EFRA's 0.47% expense ratio.

Dividends

IDGT vs. EFRA - Dividend Comparison

IDGT's dividend yield for the trailing twelve months is around 0.71%, less than EFRA's 4.15% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EFRA iShares Environmental Infrastructure and Industrials ETF	4.15%	4.34%	3.79%	1.85%	0.14%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
IDGT iShares U.S. Digital Infrastructure and Real Estate ETF	0.71%	1.17%	1.64%	0.37%	0.30%	0.28%	0.60%	0.42%	0.65%	0.57%	0.75%	0.72%

Frequently Asked Questions

Can I hold both IDGT and EFRA in my portfolio?

IDGT and EFRA have a correlation of 0.50, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IDGT or EFRA?

IDGT has higher volatility (7.63%) compared to EFRA (4.42%). In terms of maximum drawdown, IDGT dropped -77.95% vs EFRA's -16.25%.

Which ETF is better, IDGT or EFRA?

On 3-year performance, IDGT leads with 25.74% vs 11.06% for EFRA. On fees, IDGT is cheaper at 0.41% per year. On volatility, EFRA has been the lower-risk option at 4.42%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IDGT or EFRA?

Over the 3-year period, IDGT has performed better with a 25.74% return vs 11.06%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IDGT or EFRA?

IDGT is cheaper with a 0.41% expense ratio, compared with 0.47% for EFRA.

Which ETF pays a higher dividend yield, IDGT or EFRA?

EFRA has the higher dividend yield at 4.15%, compared with 0.71% for IDGT.

What is the main difference between IDGT and EFRA?

IDGT is categorized as Technology Equities, while EFRA is Industrials Equities. IDGT tracks S&P Data Center, Tower REIT and Communications Equipment Index - Benchmark TR Gross, while EFRA tracks FTSE Green Revenues Select Infrastructure and Industrials Index. Their fees differ too: 0.41% for IDGT and 0.47% for EFRA.

Which has better risk-adjusted returns?

IDGT currently has the higher Sharpe Ratio (3.38 vs 0.75), 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.