PBDIX vs. VWETX
Compare and contrast key facts about T. Rowe Price QM U.S. Bond Index Fund (PBDIX) and Vanguard Long-Term Investment-Grade Fund Admiral Shares (VWETX).
PBDIX is managed by T. Rowe Price. VWETX is managed by Vanguard. It was launched on Feb 12, 2001.
Performance
PBDIX vs. VWETX - Performance Comparison
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PBDIX vs. VWETX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PBDIX T. Rowe Price QM U.S. Bond Index Fund | -0.12% | 10.63% | 1.96% | 5.47% | -14.24% | -1.45% | 8.17% | 8.69% | -0.01% | 3.83% |
VWETX Vanguard Long-Term Investment-Grade Fund Admiral Shares | -1.25% | 7.31% | -2.70% | 8.92% | -25.54% | -2.79% | 15.50% | 20.56% | -6.17% | 12.08% |
Returns By Period
In the year-to-date period, PBDIX achieves a -0.12% return, which is significantly higher than VWETX's -1.25% return. Over the past 10 years, PBDIX has outperformed VWETX with an annualized return of 2.04%, while VWETX has yielded a comparatively lower 1.83% annualized return.
PBDIX
- 1D
- 0.21%
- 1M
- -1.73%
- YTD
- -0.12%
- 6M
- 1.82%
- 1Y
- 7.20%
- 3Y*
- 4.86%
- 5Y*
- 0.66%
- 10Y*
- 2.04%
VWETX
- 1D
- 0.40%
- 1M
- -2.97%
- YTD
- -1.25%
- 6M
- -1.80%
- 1Y
- 2.59%
- 3Y*
- 2.04%
- 5Y*
- -2.27%
- 10Y*
- 1.83%
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PBDIX vs. VWETX - Expense Ratio Comparison
PBDIX has a 0.23% expense ratio, which is higher than VWETX's 0.12% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Return for Risk
PBDIX vs. VWETX — Risk / Return Rank
PBDIX
VWETX
PBDIX vs. VWETX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price QM U.S. Bond Index Fund (PBDIX) and Vanguard Long-Term Investment-Grade Fund Admiral Shares (VWETX). 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.
| PBDIX | VWETX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.66 | 0.35 | +1.31 |
Sortino ratioReturn per unit of downside risk | 2.40 | 0.53 | +1.87 |
Omega ratioGain probability vs. loss probability | 1.30 | 1.07 | +0.23 |
Calmar ratioReturn relative to maximum drawdown | 2.68 | 0.73 | +1.95 |
Martin ratioReturn relative to average drawdown | 8.52 | 1.77 | +6.75 |
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
| PBDIX | VWETX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.66 | 0.35 | +1.31 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.11 | -0.19 | +0.30 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.41 | 0.17 | +0.24 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.86 | 0.48 | +0.37 |
Correlation
The correlation between PBDIX and VWETX is 0.90, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
PBDIX vs. VWETX - Dividend Comparison
PBDIX's dividend yield for the trailing twelve months is around 7.40%, more than VWETX's 4.76% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PBDIX T. Rowe Price QM U.S. Bond Index Fund | 7.40% | 7.33% | 4.48% | 3.49% | 2.01% | 1.84% | 3.59% | 3.18% | 2.94% | 2.75% | 2.82% | 2.99% |
VWETX Vanguard Long-Term Investment-Grade Fund Admiral Shares | 4.76% | 5.06% | 5.10% | 4.26% | 4.54% | 4.86% | 6.99% | 5.11% | 4.40% | 5.60% | 6.25% | 7.49% |
Drawdowns
PBDIX vs. VWETX - Drawdown Comparison
The maximum PBDIX drawdown since its inception was -19.20%, smaller than the maximum VWETX drawdown of -36.04%. Use the drawdown chart below to compare losses from any high point for PBDIX and VWETX.
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Drawdown Indicators
| PBDIX | VWETX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.20% | -36.04% | +16.84% |
Max Drawdown (1Y)Largest decline over 1 year | -2.94% | -5.44% | +2.50% |
Max Drawdown (5Y)Largest decline over 5 years | -19.10% | -34.42% | +15.32% |
Max Drawdown (10Y)Largest decline over 10 years | -19.20% | -36.04% | +16.84% |
Current DrawdownCurrent decline from peak | -2.23% | -20.25% | +18.02% |
Average DrawdownAverage peak-to-trough decline | -2.52% | -7.12% | +4.60% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.93% | 2.25% | -1.32% |
Volatility
PBDIX vs. VWETX - Volatility Comparison
The current volatility for T. Rowe Price QM U.S. Bond Index Fund (PBDIX) is 1.69%, while Vanguard Long-Term Investment-Grade Fund Admiral Shares (VWETX) has a volatility of 3.42%. This indicates that PBDIX experiences smaller price fluctuations and is considered to be less risky than VWETX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PBDIX | VWETX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.69% | 3.42% | -1.73% |
Volatility (6M)Calculated over the trailing 6-month period | 2.93% | 5.29% | -2.36% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.71% | 8.97% | -4.26% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.02% | 12.10% | -6.08% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.98% | 10.85% | -5.87% |