TRRAX vs. PLWIX
TRRAX (T. Rowe Price Retirement 2010 Fund) and PLWIX (Principal LifeTime 2020 Fund) are both Target Retirement Date funds. Over the past 10 years, TRRAX returned 6.34%/yr vs 7.07%/yr for PLWIX. Their correlation of 0.94 means they have usually moved in the same direction. TRRAX charges 0.49%/yr vs 0.01%/yr for PLWIX.
Performance
TRRAX vs. PLWIX - Performance Comparison
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Returns By Period
In the year-to-date period, TRRAX achieves a 5.25% return, which is significantly higher than PLWIX's 3.96% return. Over the past 10 years, TRRAX has underperformed PLWIX with an annualized return of 6.34%, while PLWIX has yielded a comparatively higher 7.07% annualized return.
TRRAX
- 1D
- 0.78%
- 1M
- -0.30%
- 6M
- 2.87%
- YTD
- 5.25%
- 1Y
- 11.18%
- 3Y*
- 9.67%
- 5Y*
- 4.68%
- 10Y*
- 6.34%
- ALL TIME*
- 6.92%
PLWIX
- 1D
- 0.72%
- 1M
- -0.16%
- 6M
- 2.52%
- YTD
- 3.96%
- 1Y
- 9.09%
- 3Y*
- 10.38%
- 5Y*
- 4.88%
- 10Y*
- 7.07%
- ALL TIME*
- 5.98%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
TRRAX vs. PLWIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
TRRAX T. Rowe Price Retirement 2010 Fund | 5.25% | 11.77% | 8.48% | 12.49% | -13.94% | 8.87% | 11.90% | 16.17% | -3.66% | 11.67% |
PLWIX Principal LifeTime 2020 Fund | 3.96% | 11.32% | 12.21% | 12.23% | -14.36% | 9.05% | 12.70% | 18.40% | -5.72% | 14.96% |
Correlation
The correlation between TRRAX and PLWIX is 0.95 - they have historically moved very closely together. At this level, their price movements offset little of one another.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.95 |
Correlation (3Y) Balances recent behavior with more history. | 0.94 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.96 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.95 |
Correlation (All Time) Calculated using the full available price history since Oct 1, 2002 | 0.94 |
The correlation between TRRAX and PLWIX has been stable across timeframes, ranging from 0.94 to 0.96 - a consistent structural relationship.
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Return for Risk
TRRAX vs. PLWIX — Risk / Return Rank
TRRAX
PLWIX
TRRAX vs. PLWIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Retirement 2010 Fund (TRRAX) and Principal LifeTime 2020 Fund (PLWIX). 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.
| TRRAX | PLWIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.30 | ||
| Sortino ratioReturn per unit of downside risk | +0.43 | ||
| Omega ratioGain probability vs. loss probability | 1.31 | 1.25 | +0.06 |
| Calmar ratioReturn relative to maximum drawdown | 2.11 | 1.81 | +0.30 |
| Martin ratioReturn relative to average drawdown | 9.01 | 7.75 | +1.26 |
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Drawdowns
TRRAX vs. PLWIX - Drawdown Comparison
The maximum TRRAX drawdown since its inception was -38.81%, smaller than the maximum PLWIX drawdown of -49.07%. Use the drawdown chart below to compare losses from any high point for TRRAX and PLWIX.
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Drawdown Indicators
| TRRAX | PLWIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.81% | -49.07% | +10.26% |
Max Drawdown (1Y)Largest decline over 1 year | -5.07% | -4.75% | -0.32% |
Max Drawdown (3Y)Largest decline over 3 years | -7.33% | -6.97% | -0.36% |
Max Drawdown (5Y)Largest decline over 5 years | -19.40% | -19.73% | +0.33% |
Max Drawdown (10Y)Largest decline over 10 years | -19.61% | -20.29% | +0.68% |
Current DrawdownCurrent decline from peak | -0.77% | -0.71% | -0.06% |
Average DrawdownAverage peak-to-trough decline | -3.89% | -5.69% | +1.80% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.18% | 1.11% | +0.07% |
Volatility
TRRAX vs. PLWIX - Volatility Comparison
T. Rowe Price Retirement 2010 Fund (TRRAX) and Principal LifeTime 2020 Fund (PLWIX) have volatilities of 1.69% and 1.73%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TRRAX | PLWIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.69% | 1.73% | -0.04% |
Volatility (6M)Calculated over the trailing 6-month period | 5.47% | 5.32% | +0.15% |
Volatility (1Y)Calculated over the trailing 1-year period | 6.49% | 6.39% | +0.10% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 8.11% | 8.29% | -0.18% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 7.85% | 8.52% | -0.67% |
TRRAX vs. PLWIX - Expense Ratio Comparison
TRRAX has a 0.49% expense ratio, which is higher than PLWIX's 0.01% expense ratio.
Dividends
TRRAX vs. PLWIX - Dividend Comparison
TRRAX's dividend yield for the trailing twelve months is around 5.57%, less than PLWIX's 9.70% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PLWIX Principal LifeTime 2020 Fund | 9.70% | 10.08% | 11.91% | 5.12% | 9.82% | 9.40% | 5.90% | 8.69% | 7.35% | 5.74% | 3.73% | 8.75% |
TRRAX T. Rowe Price Retirement 2010 Fund | 5.57% | 5.87% | 4.10% | 4.32% | 11.83% | 13.61% | 9.86% | 4.55% | 8.50% | 5.96% | 2.19% | 2.07% |
Frequently Asked Questions
With a correlation of 0.95, TRRAX and PLWIX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
PLWIX has higher volatility (1.73%) compared to TRRAX (1.69%). In terms of maximum drawdown, TRRAX dropped -38.81% vs PLWIX's -49.07%.
TRRAX currently has the higher Sharpe Ratio (1.65 vs 1.35), 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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