RFITX vs. DRIKX

Last updated Jun 6, 2026

RFITX (American Funds 2050 Target Date Retirement Fund Class R6) and DRIKX (Dimensional 2055 Target Date Retirement Income Fund) are both Target Retirement Date funds. Over the past 10 years, RFITX returned 12.22%/yr vs 12.50%/yr for DRIKX. With a 0.96 correlation, they move nearly in lockstep. RFITX charges 0.37%/yr vs 0.22%/yr for DRIKX.

Performance

RFITX vs. DRIKX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Funds 2050 Target Date Retirement Fund Class R6 (RFITX) and Dimensional 2055 Target Date Retirement Income Fund (DRIKX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RFITX achieves a 10.07% return, which is significantly lower than DRIKX's 12.03% return. Both investments have delivered pretty close results over the past 10 years, with RFITX having a 12.22% annualized return and DRIKX not far ahead at 12.50%.

RFITX

• 1D: 0.19%
• 1M: 1.75%
• YTD: 10.07%
• 6M: 10.61%
• 1Y: 24.53%
• 3Y*: 19.30%
• 5Y*: 9.83%
• 10Y*: 12.22%

DRIKX

• 1D: 0.35%
• 1M: 2.15%
• YTD: 12.03%
• 6M: 12.50%
• 1Y: 27.87%
• 3Y*: 20.31%
• 5Y*: 11.42%
• 10Y*: 12.50%

*Multi-year figures are annualized to reflect compound growth (CAGR)

RFITX vs. DRIKX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RFITX American Funds 2050 Target Date Retirement Fund Class R6	10.07%	20.45%	15.43%	20.84%	-18.88%	17.32%	19.44%	25.01%	-5.59%	22.61%
DRIKX Dimensional 2055 Target Date Retirement Income Fund	12.03%	19.29%	17.19%	21.26%	-15.32%	21.28%	14.20%	25.63%	-9.16%	21.59%

Correlation

The correlation between RFITX and DRIKX is 0.88, 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	0.88
Correlation (3Y) Calculated over the trailing 3-year period	0.95
Correlation (5Y) Calculated over the trailing 5-year period	0.97
Correlation (10Y) Calculated over the trailing 10-year period	0.96
Correlation (All Time) Calculated using the full available price history since Jan 5, 2016	0.96

The correlation between RFITX and DRIKX has been stable across timeframes, ranging from 0.88 to 0.97 - a consistent structural relationship.

Return for Risk

RFITX vs. DRIKX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

RFITX

RFITX Risk / Return Rank: 55
RFITX Sharpe Ratio Rank: 55
RFITX Sortino Ratio Rank: 53
RFITX Omega Ratio Rank: 54
RFITX Calmar Ratio Rank: 50
RFITX Martin Ratio Rank: 63

DRIKX

DRIKX Risk / Return Rank: 82
DRIKX Sharpe Ratio Rank: 85
DRIKX Sortino Ratio Rank: 81
DRIKX Omega Ratio Rank: 77
DRIKX Calmar Ratio Rank: 81
DRIKX Martin Ratio Rank: 85

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

RFITX vs. DRIKX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Funds 2050 Target Date Retirement Fund Class R6 (RFITX) and Dimensional 2055 Target Date Retirement Income Fund (DRIKX). 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.

	RFITX	DRIKX	Difference
Sharpe ratio: Return per unit of total volatility	2.13	2.71	-0.58
Sortino ratio: Return per unit of downside risk	3.00	3.80	-0.81
Omega ratio: Gain probability vs. loss probability	1.39	1.49	-0.10
Calmar ratio: Return relative to maximum drawdown	2.61	3.54	-0.93
Martin ratio: Return relative to average drawdown	11.81	15.48	-3.67
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RFITX vs. DRIKX - Sharpe Ratio Comparison

The current RFITX Sharpe Ratio is 2.13, which is comparable to the DRIKX Sharpe Ratio of 2.71. The chart below compares the historical Sharpe Ratios of RFITX and DRIKX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	RFITX	DRIKX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.13	2.71	-0.58
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.69	0.79	-0.10
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.82	0.80	+0.02
Sharpe Ratio (All Time) Calculated using the full available price history	0.78	0.81	-0.03

Drawdowns

RFITX vs. DRIKX - Drawdown Comparison

The maximum RFITX drawdown since its inception was -29.28%, smaller than the maximum DRIKX drawdown of -33.48%. Use the drawdown chart below to compare losses from any high point for RFITX and DRIKX.

Drawdown Indicators

	RFITX	DRIKX	Difference
Max Drawdown Largest peak-to-trough decline	-29.28%	-33.48%	+4.20%
Max Drawdown (1Y) Largest decline over 1 year	-9.41%	-8.59%	-0.82%
Max Drawdown (3Y) Largest decline over 3 years	-14.86%	-16.02%	+1.16%
Max Drawdown (5Y) Largest decline over 5 years	-26.47%	-23.49%	-2.98%
Max Drawdown (10Y) Largest decline over 10 years	-29.28%	-33.48%	+4.20%
Current Drawdown Current decline from peak	-0.38%	-0.31%	-0.07%
Average Drawdown Average peak-to-trough decline	-4.12%	-4.24%	+0.12%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.07%	1.89%	+0.18%

Volatility

RFITX vs. DRIKX - Volatility Comparison

American Funds 2050 Target Date Retirement Fund Class R6 (RFITX) has a higher volatility of 3.40% compared to Dimensional 2055 Target Date Retirement Income Fund (DRIKX) at 3.09%. This indicates that RFITX's price experiences larger fluctuations and is considered to be riskier than DRIKX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RFITX	DRIKX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.40%	3.09%	+0.31%
Volatility (6M) Calculated over the trailing 6-month period	9.24%	8.71%	+0.53%
Volatility (1Y) Calculated over the trailing 1-year period	11.55%	11.22%	+0.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.28%	14.83%	-0.55%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	14.86%	15.74%	-0.88%

RFITX vs. DRIKX - Expense Ratio Comparison

RFITX has a 0.37% expense ratio, which is higher than DRIKX's 0.22% expense ratio.

Dividends

RFITX vs. DRIKX - Dividend Comparison

RFITX's dividend yield for the trailing twelve months is around 5.51%, more than DRIKX's 1.32% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DRIKX Dimensional 2055 Target Date Retirement Income Fund	1.32%	1.24%	2.44%	3.19%	3.92%	2.37%	2.41%	2.12%	2.27%	1.18%	1.39%	0.00%
RFITX American Funds 2050 Target Date Retirement Fund Class R6	5.51%	6.07%	3.62%	2.64%	7.38%	4.60%	3.40%	4.46%	5.11%	2.64%	3.82%	5.15%

Frequently Asked Questions

Can I hold both RFITX and DRIKX in my portfolio?

RFITX and DRIKX have a correlation of 0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RFITX or DRIKX?

RFITX has higher volatility (3.40%) compared to DRIKX (3.09%). In terms of maximum drawdown, RFITX dropped -29.28% vs DRIKX's -33.48%.

Which has better risk-adjusted returns?

DRIKX currently has the higher Sharpe Ratio (2.71 vs 2.13), 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.