IBDZ vs. BSCR

Last updated Jul 14, 2026

IBDZ (iShares iBonds Dec 2034 Term Corporate ETF) and BSCR (Invesco BulletShares 2027 Corporate Bond ETF) are both Corporate Bonds funds - IBDZ tracks the iBonds Dec 2034 Term Corporate Index while BSCR tracks the NASDAQ Bulletshares® USD Corporate Bond 2027 Index. Both are passively managed. Over the past year, IBDZ returned 4.39% vs 4.33% for BSCR. A 0.68 correlation means they provide meaningful diversification when combined. Both charge a 0.10% expense ratio.

Performance

IBDZ vs. BSCR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares iBonds Dec 2034 Term Corporate ETF (IBDZ) and Invesco BulletShares 2027 Corporate Bond ETF (BSCR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IBDZ achieves a -0.34% return, which is significantly lower than BSCR's 1.57% return.

IBDZ

• 1D: -0.43%
• 1M: -0.79%
• 6M: -0.49%
• YTD: -0.34%
• 1Y: 4.39%
• 3Y*: —
• 5Y*: —
• 10Y*: —

BSCR

• 1D: -0.03%
• 1M: 0.25%
• 6M: 1.57%
• YTD: 1.57%
• 1Y: 4.33%
• 3Y*: 5.30%
• 5Y*: 1.36%
• 10Y*: —

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

IBDZ vs. BSCR - Yearly Performance Comparison

	2026 (YTD)	2025	2024
IBDZ iShares iBonds Dec 2034 Term Corporate ETF	-0.34%	8.84%	4.23%
BSCR Invesco BulletShares 2027 Corporate Bond ETF	1.57%	5.77%	4.41%

Correlation

The correlation between IBDZ and BSCR is 0.58, 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	0.58
Correlation (All Time) Calculated using the full available price history since May 24, 2024	0.68

The correlation between IBDZ and BSCR has been stable across timeframes, ranging from 0.58 to 0.68 - a consistent structural relationship.

Return for Risk

IBDZ vs. BSCR — Risk / Return Rank

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

IBDZ

IBDZ Risk / Return Rank: 33
IBDZ Sharpe Ratio Rank: 32
IBDZ Sortino Ratio Rank: 31
IBDZ Omega Ratio Rank: 29
IBDZ Calmar Ratio Rank: 35
IBDZ Martin Ratio Rank: 36

BSCR

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

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.

IBDZ vs. BSCR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2034 Term Corporate ETF (IBDZ) and Invesco BulletShares 2027 Corporate Bond ETF (BSCR). 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.

	IBDZ	BSCR	Difference
Sharpe ratio: Return per unit of total volatility	0.95	4.31	-3.35
Sortino ratio: Return per unit of downside risk	1.40	8.09	-6.68
Omega ratio: Gain probability vs. loss probability	1.16	2.16	-1.00
Calmar ratio: Return relative to maximum drawdown	1.45	10.40	-8.95
Martin ratio: Return relative to average drawdown	4.42	45.90	-41.48

IBDZ vs. BSCR - Sharpe Ratio Comparison

The current IBDZ Sharpe Ratio is 0.95, which is lower than the BSCR Sharpe Ratio of 4.31. The chart below compares the historical Sharpe Ratios of IBDZ and BSCR, 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

IBDZ vs. BSCR - Drawdown Comparison

The maximum IBDZ drawdown since its inception was -5.57%, smaller than the maximum BSCR drawdown of -17.26%. Use the drawdown chart below to compare losses from any high point for IBDZ and BSCR.

Drawdown Indicators

	IBDZ	BSCR	Difference
Max Drawdown Largest peak-to-trough decline	-5.57%	-17.26%	+11.69%
Max Drawdown (1Y) Largest decline over 1 year	-3.04%	-0.42%	-2.62%
Max Drawdown (3Y) Largest decline over 3 years	—	-2.27%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-14.87%	—
Current Drawdown Current decline from peak	-1.92%	-0.03%	-1.89%
Average Drawdown Average peak-to-trough decline	-1.27%	-3.30%	+2.03%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.99%	0.09%	+0.90%

Volatility

IBDZ vs. BSCR - Volatility Comparison

iShares iBonds Dec 2034 Term Corporate ETF (IBDZ) has a higher volatility of 1.32% compared to Invesco BulletShares 2027 Corporate Bond ETF (BSCR) at 0.20%. This indicates that IBDZ's price experiences larger fluctuations and is considered to be riskier than BSCR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IBDZ	BSCR	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.32%	0.20%	+1.12%
Volatility (6M) Calculated over the trailing 6-month period	3.48%	0.60%	+2.88%
Volatility (1Y) Calculated over the trailing 1-year period	4.63%	1.01%	+3.62%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	6.19%	4.08%	+2.11%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	6.19%	5.32%	+0.87%

IBDZ vs. BSCR - Expense Ratio Comparison

Both IBDZ and BSCR have an expense ratio of 0.10%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

IBDZ vs. BSCR - Dividend Comparison

IBDZ's dividend yield for the trailing twelve months is around 4.91%, more than BSCR's 4.28% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
BSCR Invesco BulletShares 2027 Corporate Bond ETF	4.28%	4.26%	4.27%	3.74%	2.65%	2.12%	2.46%	3.11%	3.35%	0.78%
IBDZ iShares iBonds Dec 2034 Term Corporate ETF	4.91%	4.85%	2.50%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both IBDZ and BSCR in my portfolio?

IBDZ and BSCR have a correlation of 0.58, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IBDZ or BSCR?

IBDZ has higher volatility (1.32%) compared to BSCR (0.20%). In terms of maximum drawdown, IBDZ dropped -5.57% vs BSCR's -17.26%.

Which ETF is better, IBDZ or BSCR?

On 1-year performance, IBDZ leads with 4.39% vs 4.33% for BSCR. Both ETFs have the same 0.10% expense ratio. On volatility, BSCR has been the lower-risk option at 0.20%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IBDZ or BSCR?

Over the 1-year period, IBDZ has performed better with a 4.39% return vs 4.33%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IBDZ or BSCR?

IBDZ and BSCR have the same expense ratio: 0.10% per year.

Which ETF pays a higher dividend yield, IBDZ or BSCR?

IBDZ has the higher dividend yield at 4.91%, compared with 4.28% for BSCR.

What is the main difference between IBDZ and BSCR?

IBDZ tracks iBonds Dec 2034 Term Corporate Index, while BSCR tracks NASDAQ Bulletshares® USD Corporate Bond 2027 Index. They also come from different issuers: iShares and Invesco.

Which has better risk-adjusted returns?

BSCR currently has the higher Sharpe Ratio (4.31 vs 0.95), 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.