VTIP vs. AGG
VTIP (Vanguard Short-Term Inflation-Protected Securities ETF) and AGG (iShares Core U.S. Aggregate Bond ETF) are both exchange-traded funds - VTIP is a Inflation-Protected Bonds fund tracking the Bloomberg U.S. Treasury Inflation-Protected Securities (TIPS) 0-5 Year Index, while AGG is a Total Bond Market fund tracking the Bloomberg U.S. Aggregate Bond Index. Both are passively managed. Over the past 10 years, VTIP returned 3.09%/yr vs 1.57%/yr for AGG. A 0.55 correlation means they provide meaningful diversification when combined. Both charge a 0.03% expense ratio.
Performance
VTIP vs. AGG - Performance Comparison
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Returns By Period
In the year-to-date period, VTIP achieves a 1.85% return, which is significantly higher than AGG's 0.52% return. Over the past 10 years, VTIP has outperformed AGG with an annualized return of 3.09%, while AGG has yielded a comparatively lower 1.57% annualized return.
VTIP
- 1D
- -0.04%
- 1M
- -0.12%
- YTD
- 1.85%
- 6M
- 1.95%
- 1Y
- 4.51%
- 3Y*
- 5.25%
- 5Y*
- 3.37%
- 10Y*
- 3.09%
AGG
- 1D
- -0.12%
- 1M
- 0.46%
- YTD
- 0.52%
- 6M
- 0.93%
- 1Y
- 4.87%
- 3Y*
- 4.19%
- 5Y*
- 0.06%
- 10Y*
- 1.57%
VTIP vs. AGG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VTIP Vanguard Short-Term Inflation-Protected Securities ETF | 1.85% | 6.07% | 4.74% | 4.62% | -2.94% | 5.36% | 4.95% | 4.86% | 0.56% | 0.82% |
AGG iShares Core U.S. Aggregate Bond ETF | 0.52% | 7.19% | 1.31% | 5.65% | -13.02% | -1.77% | 7.48% | 8.46% | 0.09% | 3.55% |
Correlation
The correlation between VTIP and AGG is 0.51, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.51 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.68 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.60 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.56 |
Correlation (All Time) Calculated using the full available price history since Oct 16, 2012 | 0.55 |
The correlation between VTIP and AGG shifts across timeframes, from 0.51 (1 year) to 0.68 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
VTIP vs. AGG — Risk / Return Rank
VTIP
AGG
VTIP vs. AGG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Short-Term Inflation-Protected Securities ETF (VTIP) and iShares Core U.S. Aggregate Bond ETF (AGG). 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.
| VTIP | AGG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.88 | ||
| Sortino ratioReturn per unit of downside risk | +3.48 | ||
| Omega ratioGain probability vs. loss probability | 1.65 | 1.21 | +0.44 |
| Calmar ratioReturn relative to maximum drawdown | 6.57 | 1.63 | +4.94 |
| Martin ratioReturn relative to average drawdown | 25.36 | 4.82 | +20.54 |
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Drawdowns
VTIP vs. AGG - Drawdown Comparison
The maximum VTIP drawdown since its inception was -6.27%, smaller than the maximum AGG drawdown of -18.43%. Use the drawdown chart below to compare losses from any high point for VTIP and AGG.
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Drawdown Indicators
| VTIP | AGG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -6.27% | -18.43% | +12.16% |
Max Drawdown (1Y)Largest decline over 1 year | -0.70% | -2.76% | +2.06% |
Max Drawdown (3Y)Largest decline over 3 years | -0.98% | -6.11% | +5.13% |
Max Drawdown (5Y)Largest decline over 5 years | -5.50% | -17.82% | +12.32% |
Max Drawdown (10Y)Largest decline over 10 years | -6.27% | -18.43% | +12.16% |
Current DrawdownCurrent decline from peak | -0.22% | -1.88% | +1.66% |
Average DrawdownAverage peak-to-trough decline | -1.04% | -2.71% | +1.67% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.18% | 0.94% | -0.76% |
Volatility
VTIP vs. AGG - Volatility Comparison
The current volatility for Vanguard Short-Term Inflation-Protected Securities ETF (VTIP) is 0.40%, while iShares Core U.S. Aggregate Bond ETF (AGG) has a volatility of 1.37%. This indicates that VTIP experiences smaller price fluctuations and is considered to be less risky than AGG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VTIP | AGG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.40% | 1.37% | -0.97% |
Volatility (6M)Calculated over the trailing 6-month period | 1.04% | 2.81% | -1.77% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.50% | 3.82% | -2.32% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.77% | 6.09% | -3.32% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.74% | 5.41% | -2.67% |
VTIP vs. AGG - Expense Ratio Comparison
Both VTIP and AGG have an expense ratio of 0.03%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.
Dividends
VTIP vs. AGG - Dividend Comparison
VTIP's dividend yield for the trailing twelve months is around 3.59%, less than AGG's 3.98% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AGG iShares Core U.S. Aggregate Bond ETF | 3.98% | 3.89% | 3.74% | 3.13% | 2.39% | 1.77% | 2.14% | 2.70% | 2.72% | 2.32% | 2.39% | 2.45% |
VTIP Vanguard Short-Term Inflation-Protected Securities ETF | 3.59% | 3.81% | 2.70% | 2.86% | 6.84% | 4.68% | 1.20% | 1.95% | 2.45% | 1.52% | 0.76% | 0.00% |
Frequently Asked Questions
VTIP and AGG have a correlation of 0.51, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AGG has higher volatility (1.37%) compared to VTIP (0.40%). In terms of maximum drawdown, VTIP dropped -6.27% vs AGG's -18.43%.
On 10-year performance, VTIP leads with 3.09% vs 1.57% for AGG. Both ETFs have the same 0.03% expense ratio. On volatility, VTIP has been the lower-risk option at 0.40%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, VTIP has performed better with a 3.09% return vs 1.57%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
VTIP and AGG have the same expense ratio: 0.03% per year.
AGG has the higher dividend yield at 3.98%, compared with 3.59% for VTIP.
VTIP is categorized as Inflation-Protected Bonds, while AGG is Total Bond Market. VTIP tracks Bloomberg U.S. Treasury Inflation-Protected Securities (TIPS) 0-5 Year Index, while AGG tracks Bloomberg U.S. Aggregate Bond Index. They also come from different issuers: Vanguard and iShares.
VTIP currently has the higher Sharpe Ratio (3.07 vs 1.19), 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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