Last updated:
LIVE
BNDX
Vanguard Total International Bond ETF · Fixed Income - International Bonds / ETF
$47.65
-1.04% this month
VERSUS
⟷
COMPARE
IAGG
iShares Core International Aggregate Bond ETF · Fixed Income - International Bonds / ETF
$49.75
-0.82% this month
Scoreboard verdict
Across expense ratio, momentum, yield, fund size, risk
BNDX
2
IAGG
2
Comparison scoreboard
MIXED SETUPExp. Ratio
BNDX 0.07%
IAGG 0.07%
1Y Return
BNDX +1.19%
IAGG ✓+1.90%
Div. Yield
BNDX ✓4.46%
IAGG 3.63%
AUM
BNDX ✓$123.29B
IAGG $10.74B
Beta
BNDX 0.22
IAGG ✓0.22
Metrics last refreshed: 8/4/2026
Quick take
BNDX vs IAGG Stock Comparison: AI Score, Valuation, Performance and Upside
BNDX (Vanguard) and IAGG (iShares) are nearly identical international investment-grade bond ETFs with the same expense ratio (0.07%), similar USD-hedged international bond exposure, and negligible tracking difference. The choice between them is primarily determined by which brokerage platform you use (Vanguard investors may prefer BNDX; others may prefer IAGG) rather than fundamental differences.
BNDX vs IAGG is an ETF brand comparison more than a product comparison — both provide nearly identical low-cost, USD-hedged international investment-grade bond exposure and are effectively interchangeable for most portfolio purposes.
Live analysis · updated 8/4/2026
BNDX and IAGG are closely matched — they split the tracked metrics evenly. IAGG has delivered stronger 1-year price return (+1.90% vs +1.19% for BNDX).
Normalized 1Y performance
BNDX
IAGG
Recent returns
BNDX
IAGG
Who should consider this stock?
BNDX may suit investors who:
- →Use Vanguard brokerage or prefer Vanguard fund family for their portfolio construction
- →Want Vanguard's cooperative ownership structure and long-term alignment with investor interests
- →Are building a Vanguard three-fund or total market portfolio where BNDX is the standard international bond component
IAGG may suit investors who:
- →Use Fidelity, Schwab, or another brokerage offering iShares ETFs commission-free
- →Prefer BlackRock/iShares as their ETF provider for international bond exposure
- →Want a slightly different index methodology (10% issuer cap) versus BNDX's RIC capping approach for minor tracking difference
Performance & AI score
| Metric | BNDX | IAGG |
|---|---|---|
| ETF score | 47.0 | 36.0 |
| Latest close | $47.65 | $49.75 |
| 1M return | -1.04% | -0.82% |
| 6M return | -0.50% | +0.28% |
| 1Y return | +1.19% | +1.90% |
$10,000 invested — hypothetical growth (dividends reinvested)
How much would $10,000 be worth today if invested at the start of each period, with all dividends reinvested?
| Period | BNDX | IAGG |
|---|---|---|
| 1Y ago | $10.59K (+5.9%) started 2025-07-31 | $10.66K (+6.6%) started 2025-07-31 |
| 5Y ago | $12.25K (+22.5%) started 2021-08-02 | $12.28K (+22.8%) started 2021-08-02 |
| 10Y ago | $16.47K (+64.7%) started 2016-08-01 | $16.31K (+63.1%) started 2016-08-01 |
Hypothetical — past performance does not guarantee future results.
Fund characteristics
| Metric | BNDX | IAGG |
|---|---|---|
| Expense ratio | 0.07% | 0.07% |
| Total assets (AUM) | $123.29B | $10.74B |
| Dividend yield | 4.46% | 3.63% |
| Trailing P/E | N/A | N/A |
| Beta | 0.22 | 0.22 |
| 52-week change | 1.19% | 1.90% |
Risk & fund metrics
| Metric | BNDX | IAGG |
|---|---|---|
| 1Y return | +1.19% | +1.90% |
| 6M return | -0.50% | +0.28% |
| 1M return | -1.04% | -0.82% |
| 1Y Sharpe ratio | -0.92 | -0.89 |
| Beta | 0.22 | 0.22 |
| Dividend yield | 4.46% | 3.63% |
| 5Y CAGR | -0.09% | +0.80% |
Drawdown & downside risk
Lower drawdown and smaller single-period drops generally indicate a smoother ride, though they do not guarantee lower future risk.
1Y risk snapshot
BNDX max drawdown2.93%
IAGG max drawdown2.32%
BNDX max wkly drop1.34%
IAGG max wkly drop1.02%
5Y risk snapshot
BNDX max drawdown15.86%
IAGG max drawdown13.57%
BNDX max wkly drop3.26%
IAGG max wkly drop2.65%
10Y risk snapshot
BNDX max drawdown16.23%
IAGG max drawdown13.88%
BNDX max wkly drop5.32%
IAGG max wkly drop5.22%
Performance metrics by period
| Period | Metric | BNDX | IAGG |
|---|---|---|---|
| 1Y | Growth | +1.19% | +1.90% |
| CAGR | +1.19% | +1.91% | |
| Sharpe ratio | -0.92 | -0.89 | |
| Max drawdown | 2.93% | 2.32% | |
| Max daily drop | 0.83% | 0.68% | |
| Max wkly drop | 1.34% | 1.02% | |
| 5Y | Growth | -0.46% | +4.08% |
| CAGR | -0.09% | +0.80% | |
| Sharpe ratio | -0.91 | -0.80 | |
| Max drawdown | 15.86% | 13.57% | |
| Max daily drop | 1.46% | 1.05% | |
| Max wkly drop | 3.26% | 2.65% | |
| 10Y | Growth | +15.79% | +21.11% |
| CAGR | +1.48% | +1.93% | |
| Sharpe ratio | -0.72 | -0.62 | |
| Max drawdown | 16.23% | 13.88% | |
| Max daily drop | 2.29% | 2.11% | |
| Max wkly drop | 5.32% | 5.22% |
Fund overview
| Category | BNDX | IAGG |
|---|---|---|
| Fund name | Vanguard Total International Bond Index Fund | iShares Core International Aggregate Bond ETF |
| Type | ETF | ETF |
| Expense ratio | 0.07% | 0.07% |
| Total assets (AUM) | $123.29B | $10.74B |
| Dividend yield | 4.46% | 3.63% |
BNDX strengths
- →Extremely low expense ratio (0.07%) — Vanguard's scale and fund structure provides one of the lowest-cost options in international bond investing
- →USD currency hedge eliminates foreign currency exchange rate risk from international bond holdings, providing cleaner fixed income exposure
- →Broad diversification across thousands of international government and corporate bonds across developed and emerging markets
IAGG strengths
- →Competitive 0.07% expense ratio matching Vanguard's BNDX — iShares has matched Vanguard's price leadership in core international bond ETFs
- →BlackRock/iShares brand recognition provides institutional credibility alongside Vanguard for international bond allocation
- →Broad international investment-grade bond exposure with USD currency hedge similar to BNDX
Risks to watch — BNDX
- →USD hedging has a cost that varies with interest rate differentials between the U.S. and foreign markets — when U.S. rates are higher, hedging is more expensive and erodes return
- →International bonds often have lower yields than U.S. bonds when accounting for hedging costs, reducing the income benefit of diversification
- →Duration and interest rate sensitivity vary with the global bond market composition included in the index
Risks to watch — IAGG
- →Index composition differs slightly from BNDX due to different index provider (Bloomberg-based but with different cap methodology) — tracking difference vs BNDX is minimal but non-zero
- →Same USD hedging cost dynamics as BNDX reduce returns when U.S. interest rates are elevated versus international rates
- →For most investors, BNDX and IAGG are interchangeable — the primary reason to prefer one over the other is which brokerage platform offers commission-free trading
Frequently asked questions
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