IBIE vs. BOBP

Last updated Jun 25, 2026

IBIE (iShares iBonds Oct 2028 Term TIPS ETF) and BOBP (CORE16 Best of Breed Premier Index ETF) are both exchange-traded funds - IBIE is a Inflation-Protected Bonds fund tracking the ICE 2028 Maturity US Inflation-Linked Treasury Index, while BOBP is a Large Cap Blend Equities fund tracking the CORE16 Best of Breed Premier Index. Both are passively managed. Over the past year, IBIE returned 3.61% vs 32.04% for BOBP. At a 0.03 correlation, their price movements are largely independent. IBIE charges 0.10%/yr vs 0.70%/yr for BOBP.

Performance

IBIE vs. BOBP - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares iBonds Oct 2028 Term TIPS ETF (IBIE) and CORE16 Best of Breed Premier Index ETF (BOBP). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IBIE achieves a 1.39% return, which is significantly lower than BOBP's 23.66% return.

IBIE

• 1D: 0.02%
• 1M: -0.25%
• YTD: 1.39%
• 6M: 1.41%
• 1Y: 3.61%
• 3Y*: —
• 5Y*: —
• 10Y*: —

BOBP

• 1D: 0.16%
• 1M: 4.22%
• YTD: 23.66%
• 6M: 21.36%
• 1Y: 32.04%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IBIE vs. BOBP - Yearly Performance Comparison

	2026 (YTD)	2025
IBIE iShares iBonds Oct 2028 Term TIPS ETF	1.39%	2.60%
BOBP CORE16 Best of Breed Premier Index ETF	23.66%	7.63%

Correlation

The correlation between IBIE and BOBP is 0.04, 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	0.04
Correlation (All Time) Calculated using the full available price history since May 21, 2025	0.03

Return for Risk

IBIE vs. BOBP — Risk / Return Rank

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

IBIE

IBIE Risk / Return Rank: 89
IBIE Sharpe Ratio Rank: 82
IBIE Sortino Ratio Rank: 92
IBIE Omega Ratio Rank: 89
IBIE Calmar Ratio Rank: 91
IBIE Martin Ratio Rank: 89

BOBP

BOBP Risk / Return Rank: 55
BOBP Sharpe Ratio Rank: 52
BOBP Sortino Ratio Rank: 49
BOBP Omega Ratio Rank: 53
BOBP Calmar Ratio Rank: 57
BOBP Martin Ratio Rank: 67

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.

IBIE vs. BOBP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Oct 2028 Term TIPS ETF (IBIE) and CORE16 Best of Breed Premier Index ETF (BOBP). 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.

	IBIE	BOBP	Difference
Sharpe ratio: Return per unit of total volatility	2.27	1.54	+0.73
Sortino ratio: Return per unit of downside risk	3.84	2.12	+1.73
Omega ratio: Gain probability vs. loss probability	1.48	1.29	+0.19
Calmar ratio: Return relative to maximum drawdown	5.05	2.46	+2.58
Martin ratio: Return relative to average drawdown	17.49	10.50	+6.99

IBIE vs. BOBP - Sharpe Ratio Comparison

The current IBIE Sharpe Ratio is 2.27, which is higher than the BOBP Sharpe Ratio of 1.54. The chart below compares the historical Sharpe Ratios of IBIE and BOBP, 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

IBIE vs. BOBP - Drawdown Comparison

The maximum IBIE drawdown since its inception was -1.70%, smaller than the maximum BOBP drawdown of -13.06%. Use the drawdown chart below to compare losses from any high point for IBIE and BOBP.

Drawdown Indicators

	IBIE	BOBP	Difference
Max Drawdown Largest peak-to-trough decline	-1.70%	-13.06%	+11.36%
Max Drawdown (1Y) Largest decline over 1 year	-0.72%	-13.06%	+12.34%
Current Drawdown Current decline from peak	-0.70%	-4.38%	+3.68%
Average Drawdown Average peak-to-trough decline	-0.39%	-1.70%	+1.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.21%	3.06%	-2.85%

Volatility

IBIE vs. BOBP - Volatility Comparison

The current volatility for iShares iBonds Oct 2028 Term TIPS ETF (IBIE) is 0.57%, while CORE16 Best of Breed Premier Index ETF (BOBP) has a volatility of 10.89%. This indicates that IBIE experiences smaller price fluctuations and is considered to be less risky than BOBP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IBIE	BOBP	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.57%	10.89%	-10.32%
Volatility (6M) Calculated over the trailing 6-month period	1.08%	18.84%	-17.76%
Volatility (1Y) Calculated over the trailing 1-year period	1.60%	20.88%	-19.28%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.85%	20.19%	-17.34%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.85%	20.19%	-17.34%

IBIE vs. BOBP - Expense Ratio Comparison

IBIE has a 0.10% expense ratio, which is lower than BOBP's 0.70% expense ratio.

Dividends

IBIE vs. BOBP - Dividend Comparison

IBIE's dividend yield for the trailing twelve months is around 3.27%, more than BOBP's 2.68% yield.

Position	TTM	2025	2024	2023
BOBP CORE16 Best of Breed Premier Index ETF	2.68%	3.31%	0.00%	0.00%
IBIE iShares iBonds Oct 2028 Term TIPS ETF	3.27%	4.09%	4.23%	0.75%

Frequently Asked Questions

Can I hold both IBIE and BOBP in my portfolio?

IBIE and BOBP have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IBIE or BOBP?

BOBP has higher volatility (10.89%) compared to IBIE (0.57%). In terms of maximum drawdown, IBIE dropped -1.70% vs BOBP's -13.06%.

Which ETF is better, IBIE or BOBP?

On 1-year performance, BOBP leads with 32.04% vs 3.61% for IBIE. On fees, IBIE is cheaper at 0.10% per year. On volatility, IBIE has been the lower-risk option at 0.57%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IBIE or BOBP?

Over the 1-year period, BOBP has performed better with a 32.04% return vs 3.61%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IBIE or BOBP?

IBIE is cheaper with a 0.10% expense ratio, compared with 0.70% for BOBP.

Which ETF pays a higher dividend yield, IBIE or BOBP?

IBIE has the higher dividend yield at 3.27%, compared with 2.68% for BOBP.

What is the main difference between IBIE and BOBP?

IBIE is categorized as Inflation-Protected Bonds, while BOBP is Large Cap Blend Equities. IBIE tracks ICE 2028 Maturity US Inflation-Linked Treasury Index, while BOBP tracks CORE16 Best of Breed Premier Index. They also come from different issuers: iShares and Exchange Traded Concepts. Their fees differ too: 0.10% for IBIE and 0.70% for BOBP.

Which has better risk-adjusted returns?

IBIE currently has the higher Sharpe Ratio (2.27 vs 1.54), 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.