ZCBF vs. XYLD

Last updated Jun 6, 2026

ZCBF (Global X Zero Coupon Bond 2034 ETF) and XYLD (Global X S&P 500 Covered Call ETF) are both exchange-traded funds - ZCBF is a Government Bonds fund tracking the FTSE Zero Coupon U.S. Treasury STRIPS 2034 Maturity Index, while XYLD is a Derivative Income fund tracking the Cboe S&P 500 BuyWrite Index. Both are passively managed. At a 0.39 correlation, their price movements are largely independent. ZCBF charges 0.07%/yr vs 0.60%/yr for XYLD.

Performance

ZCBF vs. XYLD - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X Zero Coupon Bond 2034 ETF (ZCBF) and Global X S&P 500 Covered Call ETF (XYLD). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

ZCBF

• 1D: -0.59%
• 1M: -1.29%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

XYLD

• 1D: -0.91%
• 1M: 0.75%
• YTD: 4.18%
• 6M: 5.51%
• 1Y: 17.04%
• 3Y*: 10.92%
• 5Y*: 7.56%
• 10Y*: 8.12%

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

ZCBF vs. XYLD - Yearly Performance Comparison

	2026 (YTD)
ZCBF Global X Zero Coupon Bond 2034 ETF	-1.01%
XYLD Global X S&P 500 Covered Call ETF	3.57%

Correlation

The correlation between ZCBF and XYLD is 0.39, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Jan 8, 2026	0.39

Return for Risk

ZCBF vs. XYLD — Risk / Return Rank

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

XYLD

XYLD Risk / Return Rank: 82
XYLD Sharpe Ratio Rank: 82
XYLD Sortino Ratio Rank: 84
XYLD Omega Ratio Rank: 92
XYLD Calmar Ratio Rank: 67
XYLD Martin Ratio Rank: 85

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.

ZCBF vs. XYLD - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X Zero Coupon Bond 2034 ETF (ZCBF) and Global X S&P 500 Covered Call ETF (XYLD). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	ZCBF	XYLD	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	2.59	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.68	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.57	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.42	0.60	-1.02

Drawdowns

ZCBF vs. XYLD - Drawdown Comparison

The maximum ZCBF drawdown since its inception was -4.66%, smaller than the maximum XYLD drawdown of -33.46%. Use the drawdown chart below to compare losses from any high point for ZCBF and XYLD.

Drawdown Indicators

	ZCBF	XYLD	Difference
Max Drawdown Largest peak-to-trough decline	-4.66%	-33.46%	+28.80%
Max Drawdown (1Y) Largest decline over 1 year	—	-5.29%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-15.53%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-18.66%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.46%	—
Current Drawdown Current decline from peak	-3.67%	-0.91%	-2.76%
Average Drawdown Average peak-to-trough decline	-1.85%	-3.72%	+1.87%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.99%	—

Volatility

Volatility by Period

	ZCBF	XYLD	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	1.31%	—
Volatility (6M) Calculated over the trailing 6-month period	—	5.46%	—
Volatility (1Y) Calculated over the trailing 1-year period	5.78%	6.62%	-0.84%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.78%	11.22%	-5.44%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.78%	14.21%	-8.43%

ZCBF vs. XYLD - Expense Ratio Comparison

ZCBF has a 0.07% expense ratio, which is lower than XYLD's 0.60% expense ratio.

Dividends

ZCBF vs. XYLD - Dividend Comparison

ZCBF's dividend yield for the trailing twelve months is around 1.70%, less than XYLD's 10.60% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
XYLD Global X S&P 500 Covered Call ETF	10.60%	10.51%	11.54%	10.51%	13.43%	9.07%	7.93%	5.76%	7.12%	5.18%	3.23%	4.65%
ZCBF Global X Zero Coupon Bond 2034 ETF	1.70%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both ZCBF and XYLD in my portfolio?

ZCBF and XYLD have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, ZCBF or XYLD?

On fees, ZCBF is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ZCBF or XYLD?

ZCBF is cheaper with a 0.07% expense ratio, compared with 0.60% for XYLD.

Which ETF pays a higher dividend yield, ZCBF or XYLD?

XYLD has the higher dividend yield at 10.60%, compared with 1.70% for ZCBF.

What is the main difference between ZCBF and XYLD?

ZCBF is categorized as Government Bonds, while XYLD is Derivative Income. ZCBF tracks FTSE Zero Coupon U.S. Treasury STRIPS 2034 Maturity Index, while XYLD tracks Cboe S&P 500 BuyWrite Index. Their fees differ too: 0.07% for ZCBF and 0.60% for XYLD.