SCHP vs. SPAB
SCHP (Schwab U.S. TIPS ETF) and SPAB (SPDR Portfolio Aggregate Bond ETF) are both exchange-traded funds - SCHP is a Inflation-Protected Bonds fund tracking the Bloomberg US Treasury Inflation-Linked Bond Index (Series-L), while SPAB is a Total Bond Market fund tracking the Bloomberg U.S. Aggregate Bond Index. Both are passively managed. Over the past 10 years, SCHP returned 2.66%/yr vs 1.54%/yr for SPAB. A 0.74 correlation means they provide meaningful diversification when combined. Both charge a 0.03% expense ratio.
Performance
SCHP vs. SPAB - Performance Comparison
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Returns By Period
In the year-to-date period, SCHP achieves a 1.61% return, which is significantly higher than SPAB's 0.29% return. Over the past 10 years, SCHP has outperformed SPAB with an annualized return of 2.66%, while SPAB has yielded a comparatively lower 1.54% annualized return.
SCHP
- 1D
- -0.15%
- 1M
- -0.03%
- YTD
- 1.61%
- 6M
- 1.14%
- 1Y
- 5.19%
- 3Y*
- 4.05%
- 5Y*
- 1.13%
- 10Y*
- 2.66%
SPAB
- 1D
- -0.12%
- 1M
- 0.31%
- YTD
- 0.29%
- 6M
- 0.14%
- 1Y
- 5.24%
- 3Y*
- 3.93%
- 5Y*
- 0.07%
- 10Y*
- 1.54%
SCHP vs. SPAB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SCHP Schwab U.S. TIPS ETF | 1.61% | 6.76% | 1.95% | 3.91% | -12.02% | 5.87% | 10.86% | 8.52% | -1.78% | 3.02% |
SPAB SPDR Portfolio Aggregate Bond ETF | 0.29% | 7.25% | 1.25% | 5.56% | -13.04% | -1.77% | 7.39% | 8.67% | -0.18% | 3.71% |
Correlation
The correlation between SCHP and SPAB is 0.84, 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 | 0.84 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.88 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.80 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.77 |
Correlation (All Time) Calculated using the full available price history since Aug 6, 2010 | 0.74 |
The correlation between SCHP and SPAB shifts across timeframes, from 0.74 (all time) to 0.88 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
SCHP vs. SPAB — Risk / Return Rank
SCHP
SPAB
SCHP vs. SPAB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Schwab U.S. TIPS ETF (SCHP) and SPDR Portfolio Aggregate Bond ETF (SPAB). 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.
| SCHP | SPAB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.19 | ||
| Sortino ratioReturn per unit of downside risk | +0.30 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 1.25 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | 2.70 | 1.92 | +0.78 |
| Martin ratioReturn relative to average drawdown | 8.22 | 5.72 | +2.49 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| SCHP | SPAB | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.58 | 1.40 | +0.19 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.19 | 0.01 | +0.17 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.48 | 0.28 | +0.20 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.51 | 0.50 | 0.00 |
Drawdowns
SCHP vs. SPAB - Drawdown Comparison
The maximum SCHP drawdown since its inception was -14.26%, smaller than the maximum SPAB drawdown of -18.56%. Use the drawdown chart below to compare losses from any high point for SCHP and SPAB.
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Drawdown Indicators
| SCHP | SPAB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.26% | -18.56% | +4.30% |
Max Drawdown (1Y)Largest decline over 1 year | -1.93% | -2.74% | +0.81% |
Max Drawdown (3Y)Largest decline over 3 years | -4.48% | -6.08% | +1.60% |
Max Drawdown (5Y)Largest decline over 5 years | -14.26% | -17.96% | +3.70% |
Max Drawdown (10Y)Largest decline over 10 years | -14.26% | -18.56% | +4.30% |
Current DrawdownCurrent decline from peak | -0.25% | -2.27% | +2.02% |
Average DrawdownAverage peak-to-trough decline | -3.94% | -3.08% | -0.86% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.63% | 0.92% | -0.29% |
Volatility
SCHP vs. SPAB - Volatility Comparison
The current volatility for Schwab U.S. TIPS ETF (SCHP) is 0.89%, while SPDR Portfolio Aggregate Bond ETF (SPAB) has a volatility of 1.15%. This indicates that SCHP experiences smaller price fluctuations and is considered to be less risky than SPAB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SCHP | SPAB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.89% | 1.15% | -0.26% |
Volatility (6M)Calculated over the trailing 6-month period | 2.20% | 2.57% | -0.37% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.30% | 3.77% | -0.47% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.12% | 5.92% | +0.20% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.59% | 5.54% | +0.05% |
SCHP vs. SPAB - Expense Ratio Comparison
Both SCHP and SPAB 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
SCHP vs. SPAB - Dividend Comparison
SCHP's dividend yield for the trailing twelve months is around 3.99%, less than SPAB's 4.05% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SCHP Schwab U.S. TIPS ETF | 3.99% | 4.06% | 2.99% | 3.02% | 7.19% | 4.39% | 1.11% | 2.02% | 2.26% | 1.90% | 1.38% | 0.28% |
SPAB SPDR Portfolio Aggregate Bond ETF | 4.05% | 3.97% | 3.86% | 3.34% | 2.59% | 2.11% | 2.43% | 2.92% | 2.96% | 2.67% | 2.63% | 2.59% |
Frequently Asked Questions
SCHP and SPAB have a correlation of 0.84, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SPAB has higher volatility (1.15%) compared to SCHP (0.89%). In terms of maximum drawdown, SCHP dropped -14.26% vs SPAB's -18.56%.
On 10-year performance, SCHP leads with 2.66% vs 1.54% for SPAB. Both ETFs have the same 0.03% expense ratio. On volatility, SCHP has been the lower-risk option at 0.89%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, SCHP has performed better with a 2.66% return vs 1.54%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
SCHP and SPAB have the same expense ratio: 0.03% per year.
SPAB has the higher dividend yield at 4.05%, compared with 3.99% for SCHP.
SCHP is categorized as Inflation-Protected Bonds, while SPAB is Total Bond Market. SCHP tracks Bloomberg US Treasury Inflation-Linked Bond Index (Series-L), while SPAB tracks Bloomberg U.S. Aggregate Bond Index. They also come from different issuers: Charles Schwab and State Street.
SCHP currently has the higher Sharpe Ratio (1.58 vs 1.40), 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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