BNDX vs. BIL
BNDX (Vanguard Total International Bond ETF) and BIL (SPDR Bloomberg 1-3 Month T-Bill ETF) are both exchange-traded funds - BNDX is a Global Bonds fund tracking the Bloomberg Global Aggregate ex-USD Float Adjusted RIC Capped Index (USD Hedged), while BIL is a Government Bonds fund tracking the Bloomberg 1-3 Month U.S. Treasury Bill Index. Both are passively managed. Over the past 10 years, BNDX returned 1.72%/yr vs 2.20%/yr for BIL. At a 0.00 correlation, their price movements are largely independent. BNDX charges 0.07%/yr vs 0.14%/yr for BIL.
Performance
BNDX vs. BIL - Performance Comparison
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Returns By Period
In the year-to-date period, BNDX achieves a 1.04% return, which is significantly lower than BIL's 1.66% return. Over the past 10 years, BNDX has underperformed BIL with an annualized return of 1.72%, while BIL has yielded a comparatively higher 2.20% annualized return.
BNDX
- 1D
- -0.17%
- 1M
- 0.67%
- YTD
- 1.04%
- 6M
- 1.23%
- 1Y
- 2.08%
- 3Y*
- 4.14%
- 5Y*
- 0.42%
- 10Y*
- 1.72%
BIL
- 1D
- 0.00%
- 1M
- 0.27%
- YTD
- 1.66%
- 6M
- 1.75%
- 1Y
- 3.85%
- 3Y*
- 4.60%
- 5Y*
- 3.45%
- 10Y*
- 2.20%
BNDX vs. BIL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BNDX Vanguard Total International Bond ETF | 1.04% | 2.86% | 3.57% | 8.77% | -12.76% | -2.29% | 4.65% | 7.87% | 2.81% | 2.40% |
BIL SPDR Bloomberg 1-3 Month T-Bill ETF | 1.66% | 4.15% | 5.19% | 4.94% | 1.40% | -0.10% | 0.40% | 2.03% | 1.74% | 0.69% |
Correlation
The correlation between BNDX and BIL is -0.14, 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 | -0.14 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.04 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.02 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.00 |
Correlation (All Time) Calculated using the full available price history since Jun 4, 2013 | 0.00 |
The correlation between BNDX and BIL shifts across timeframes, from -0.14 (1 year) to 0.02 (5 years), reflecting how their relationship changes across market environments.
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Return for Risk
BNDX vs. BIL — Risk / Return Rank
BNDX
BIL
BNDX vs. BIL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Total International Bond ETF (BNDX) and SPDR Bloomberg 1-3 Month T-Bill ETF (BIL). 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.
| BNDX | BIL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -18.76 | ||
| Sortino ratioReturn per unit of downside risk | -172.28 | ||
| Omega ratioGain probability vs. loss probability | 1.11 | 87.41 | -86.30 |
| Calmar ratioReturn relative to maximum drawdown | 0.71 | 353.28 | -352.57 |
| Martin ratioReturn relative to average drawdown | 1.97 | 2,801.35 | -2,799.38 |
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Drawdowns
BNDX vs. BIL - Drawdown Comparison
The maximum BNDX drawdown since its inception was -16.23%, which is greater than BIL's maximum drawdown of -0.78%. Use the drawdown chart below to compare losses from any high point for BNDX and BIL.
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Drawdown Indicators
| BNDX | BIL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -16.23% | -0.78% | -15.45% |
Max Drawdown (1Y)Largest decline over 1 year | -2.93% | -0.01% | -2.92% |
Max Drawdown (3Y)Largest decline over 3 years | -2.93% | -0.01% | -2.92% |
Max Drawdown (5Y)Largest decline over 5 years | -15.86% | -0.09% | -15.77% |
Max Drawdown (10Y)Largest decline over 10 years | -16.23% | -0.21% | -16.02% |
Current DrawdownCurrent decline from peak | -1.00% | 0.00% | -1.00% |
Average DrawdownAverage peak-to-trough decline | -3.10% | -0.26% | -2.84% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.06% | 0.00% | +1.06% |
Volatility
BNDX vs. BIL - Volatility Comparison
Vanguard Total International Bond ETF (BNDX) has a higher volatility of 0.96% compared to SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) at 0.07%. This indicates that BNDX's price experiences larger fluctuations and is considered to be riskier than BIL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BNDX | BIL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.96% | 0.07% | +0.89% |
Volatility (6M)Calculated over the trailing 6-month period | 2.97% | 0.14% | +2.83% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.46% | 0.20% | +3.26% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.89% | 0.26% | +4.63% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.10% | 0.26% | +3.84% |
BNDX vs. BIL - Expense Ratio Comparison
BNDX has a 0.07% expense ratio, which is lower than BIL's 0.14% 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
BNDX vs. BIL - Dividend Comparison
BNDX's dividend yield for the trailing twelve months is around 4.47%, more than BIL's 3.85% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BIL SPDR Bloomberg 1-3 Month T-Bill ETF | 3.85% | 4.13% | 5.03% | 4.92% | 1.35% | 0.00% | 0.30% | 2.05% | 1.66% | 0.68% | 0.07% | 0.00% |
BNDX Vanguard Total International Bond ETF | 4.47% | 4.39% | 4.18% | 4.42% | 1.51% | 3.74% | 1.11% | 3.40% | 3.01% | 2.23% | 1.89% | 1.63% |
Frequently Asked Questions
BNDX and BIL have a correlation of -0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BNDX has higher volatility (0.96%) compared to BIL (0.07%). In terms of maximum drawdown, BNDX dropped -16.23% vs BIL's -0.78%.
On 10-year performance, BIL leads with 2.20% vs 1.72% for BNDX. On fees, BNDX is cheaper at 0.07% per year. On volatility, BIL has been the lower-risk option at 0.07%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, BIL has performed better with a 2.20% return vs 1.72%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
BNDX is cheaper with a 0.07% expense ratio, compared with 0.14% for BIL.
BNDX has the higher dividend yield at 4.47%, compared with 3.85% for BIL.
BNDX is categorized as Global Bonds, while BIL is Government Bonds. BNDX tracks Bloomberg Global Aggregate ex-USD Float Adjusted RIC Capped Index (USD Hedged), while BIL tracks Bloomberg 1-3 Month U.S. Treasury Bill Index. They also come from different issuers: Vanguard and State Street. Their fees differ too: 0.07% for BNDX and 0.14% for BIL.
BIL currently has the higher Sharpe Ratio (19.37 vs 0.61), 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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