IDEV vs. RBIL
IDEV (iShares Core MSCI International Developed Markets ETF) and RBIL (F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF) are both exchange-traded funds - IDEV is a Foreign Large Cap Equities fund tracking the MSCI World ex USA Investable Market Index, while RBIL is a Inflation-Protected Bonds fund tracking the Bloomberg US Ultrashort TIPS 1-13 Months Index. Both are passively managed. Over the past year, IDEV returned 23.11% vs 4.07% for RBIL. At a correlation of -0.20, they often move in opposite directions. IDEV charges 0.05%/yr vs 0.17%/yr for RBIL.
Performance
IDEV vs. RBIL - Performance Comparison
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Returns By Period
In the year-to-date period, IDEV achieves a 8.34% return, which is significantly higher than RBIL's 2.32% return.
IDEV
- 1D
- -1.85%
- 1M
- -0.30%
- YTD
- 8.34%
- 6M
- 7.88%
- 1Y
- 23.11%
- 3Y*
- 17.47%
- 5Y*
- 8.59%
- 10Y*
- —
RBIL
- 1D
- 0.01%
- 1M
- -0.19%
- YTD
- 2.32%
- 6M
- 2.37%
- 1Y
- 4.07%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IDEV vs. RBIL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
IDEV iShares Core MSCI International Developed Markets ETF | 8.34% | 24.13% |
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF | 2.32% | 2.85% |
Correlation
The correlation between IDEV and RBIL is -0.23, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.23 |
Correlation (All Time) Calculated using the full available price history since Feb 25, 2025 | -0.20 |
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Return for Risk
IDEV vs. RBIL — Risk / Return Rank
IDEV
RBIL
IDEV vs. RBIL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core MSCI International Developed Markets ETF (IDEV) and F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL). 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.
| IDEV | RBIL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.81 | ||
| Sortino ratioReturn per unit of downside risk | -4.50 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 2.13 | -0.85 |
| Calmar ratioReturn relative to maximum drawdown | 2.07 | 7.82 | -5.75 |
| Martin ratioReturn relative to average drawdown | 8.10 | 42.95 | -34.85 |
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Drawdowns
IDEV vs. RBIL - Drawdown Comparison
The maximum IDEV drawdown since its inception was -34.77%, which is greater than RBIL's maximum drawdown of -0.52%. Use the drawdown chart below to compare losses from any high point for IDEV and RBIL.
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Drawdown Indicators
| IDEV | RBIL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -34.77% | -0.52% | -34.25% |
Max Drawdown (1Y)Largest decline over 1 year | -11.20% | -0.52% | -10.68% |
Max Drawdown (3Y)Largest decline over 3 years | -13.41% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -29.15% | — | — |
Current DrawdownCurrent decline from peak | -1.98% | -0.50% | -1.48% |
Average DrawdownAverage peak-to-trough decline | -6.53% | -0.07% | -6.46% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.86% | 0.10% | +2.76% |
Volatility
IDEV vs. RBIL - Volatility Comparison
iShares Core MSCI International Developed Markets ETF (IDEV) has a higher volatility of 5.07% compared to F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL) at 0.36%. This indicates that IDEV's price experiences larger fluctuations and is considered to be riskier than RBIL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IDEV | RBIL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.07% | 0.36% | +4.71% |
Volatility (6M)Calculated over the trailing 6-month period | 12.83% | 0.85% | +11.98% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.07% | 0.95% | +14.12% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.35% | 1.07% | +15.28% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 17.28% | 1.07% | +16.21% |
IDEV vs. RBIL - Expense Ratio Comparison
IDEV has a 0.05% expense ratio, which is lower than RBIL's 0.17% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
IDEV vs. RBIL - Dividend Comparison
IDEV's dividend yield for the trailing twelve months is around 3.26%, less than RBIL's 4.38% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
IDEV iShares Core MSCI International Developed Markets ETF | 3.26% | 3.40% | 3.30% | 3.07% | 2.69% | 3.05% | 2.00% | 3.18% | 3.16% | 1.54% |
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF | 4.38% | 3.65% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
IDEV and RBIL have a correlation of -0.23, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IDEV has higher volatility (5.07%) compared to RBIL (0.36%). In terms of maximum drawdown, IDEV dropped -34.77% vs RBIL's -0.52%.
On 1-year performance, IDEV leads with 23.11% vs 4.07% for RBIL. On fees, IDEV is cheaper at 0.05% per year. On volatility, RBIL has been the lower-risk option at 0.36%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, IDEV has performed better with a 23.11% return vs 4.07%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IDEV is cheaper with a 0.05% expense ratio, compared with 0.17% for RBIL.
RBIL has the higher dividend yield at 4.38%, compared with 3.26% for IDEV.
IDEV is categorized as Foreign Large Cap Equities, while RBIL is Inflation-Protected Bonds. IDEV tracks MSCI World ex USA Investable Market Index, while RBIL tracks Bloomberg US Ultrashort TIPS 1-13 Months Index. They also come from different issuers: iShares and F/m. Their fees differ too: 0.05% for IDEV and 0.17% for RBIL.
RBIL currently has the higher Sharpe Ratio (4.35 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.
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