VTILX vs. IAGG
VTILX (Vanguard Total International Bond II Index Fund) and IAGG (iShares Core International Aggregate Bond ETF) are both Global Bonds funds - VTILX tracks the Bloomberg Global Aggregate ex-USD Float Adjusted RIC Capped Index (USD Hedged) while IAGG tracks the Bloomberg Global Aggregate ex USD 10% Issuer Capped (Hedged) Index. Both are passively managed. Over the past 5 years, VTILX returned 0.45%/yr vs 1.23%/yr for IAGG. Their correlation of 0.89 suggests significant overlap in exposure. Both charge a 0.07% expense ratio.
Performance
VTILX vs. IAGG - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, VTILX achieves a 1.11% return, which is significantly lower than IAGG's 1.48% return.
VTILX
- 1D
- 0.04%
- 1M
- 1.05%
- YTD
- 1.11%
- 6M
- 1.50%
- 1Y
- 2.39%
- 3Y*
- 4.41%
- 5Y*
- 0.45%
- 10Y*
- —
IAGG
- 1D
- -0.16%
- 1M
- 0.82%
- YTD
- 1.48%
- 6M
- 1.62%
- 1Y
- 2.53%
- 3Y*
- 4.71%
- 5Y*
- 1.23%
- 10Y*
- 2.19%
VTILX vs. IAGG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
VTILX Vanguard Total International Bond II Index Fund | 1.11% | 2.96% | 3.91% | 8.85% | -13.01% | 0.38% |
IAGG iShares Core International Aggregate Bond ETF | 1.48% | 3.26% | 4.51% | 8.49% | -10.86% | 0.43% |
Correlation
The correlation between VTILX and IAGG is 0.85, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.85 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.89 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.90 |
Correlation (All Time) Calculated using the full available price history since Feb 25, 2021 | 0.89 |
The correlation between VTILX and IAGG has been stable across timeframes, ranging from 0.85 to 0.90 - a consistent structural relationship.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
VTILX vs. IAGG — Risk / Return Rank
VTILX
IAGG
VTILX vs. IAGG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Total International Bond II Index Fund (VTILX) and iShares Core International Aggregate Bond ETF (IAGG). 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.
| VTILX | IAGG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.12 | ||
| Sortino ratioReturn per unit of downside risk | -0.20 | ||
| Omega ratioGain probability vs. loss probability | 1.14 | 1.16 | -0.02 |
| Calmar ratioReturn relative to maximum drawdown | 0.81 | 1.10 | -0.28 |
| Martin ratioReturn relative to average drawdown | 2.23 | 3.21 | -0.98 |
Loading charts...
Drawdowns
VTILX vs. IAGG - Drawdown Comparison
The maximum VTILX drawdown since its inception was -15.85%, which is greater than IAGG's maximum drawdown of -13.88%. Use the drawdown chart below to compare losses from any high point for VTILX and IAGG.
Loading charts...
Drawdown Indicators
| VTILX | IAGG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.85% | -13.88% | -1.97% |
Max Drawdown (1Y)Largest decline over 1 year | -2.90% | -2.32% | -0.58% |
Max Drawdown (3Y)Largest decline over 3 years | -2.90% | -2.32% | -0.58% |
Max Drawdown (5Y)Largest decline over 5 years | -15.85% | -13.57% | -2.28% |
Max Drawdown (10Y)Largest decline over 10 years | — | -13.88% | — |
Current DrawdownCurrent decline from peak | -0.76% | -0.43% | -0.33% |
Average DrawdownAverage peak-to-trough decline | -5.86% | -2.84% | -3.02% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.06% | 0.79% | +0.27% |
Volatility
VTILX vs. IAGG - Volatility Comparison
Vanguard Total International Bond II Index Fund (VTILX) has a higher volatility of 1.03% compared to iShares Core International Aggregate Bond ETF (IAGG) at 0.74%. This indicates that VTILX's price experiences larger fluctuations and is considered to be riskier than IAGG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| VTILX | IAGG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.03% | 0.74% | +0.29% |
Volatility (6M)Calculated over the trailing 6-month period | 2.64% | 2.46% | +0.18% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.08% | 2.87% | +0.21% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.46% | 4.51% | -0.05% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.36% | 4.05% | +0.31% |
VTILX vs. IAGG - Expense Ratio Comparison
Both VTILX and IAGG have an expense ratio of 0.07%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.
Dividends
VTILX vs. IAGG - Dividend Comparison
VTILX's dividend yield for the trailing twelve months is around 4.34%, more than IAGG's 3.64% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IAGG iShares Core International Aggregate Bond ETF | 3.64% | 3.08% | 4.28% | 3.55% | 2.27% | 1.16% | 1.95% | 2.82% | 3.02% | 1.74% | 1.56% | 0.13% |
VTILX Vanguard Total International Bond II Index Fund | 4.34% | 4.27% | 4.52% | 4.22% | 0.94% | 0.62% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
VTILX and IAGG have a correlation of 0.85, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VTILX has higher volatility (1.03%) compared to IAGG (0.74%). In terms of maximum drawdown, VTILX dropped -15.85% vs IAGG's -13.88%.
IAGG currently has the higher Sharpe Ratio (0.89 vs 0.77), 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.
Find the right allocation for VTILX and IAGG
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer