DDX vs. RAAX

Last updated Jun 24, 2026

DDX (Defined Duration 10 ETF) and RAAX (VanEck Inflation Allocation ETF) are both Diversified Portfolio funds. Both are actively managed. Over the past 3 years, DDX returned 8.12%/yr vs 20.58%/yr for RAAX. At a 0.48 correlation, their price movements are largely independent. DDX charges 0.25%/yr vs 0.78%/yr for RAAX.

Performance

DDX vs. RAAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Defined Duration 10 ETF (DDX) and VanEck Inflation Allocation ETF (RAAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DDX achieves a 4.75% return, which is significantly lower than RAAX's 13.77% return.

DDX

• 1D: -0.85%
• 1M: 0.78%
• YTD: 4.75%
• 6M: 4.75%
• 1Y: 11.82%
• 3Y*: 8.12%
• 5Y*: —
• 10Y*: —

RAAX

• 1D: -1.27%
• 1M: -4.59%
• YTD: 13.77%
• 6M: 11.58%
• 1Y: 28.77%
• 3Y*: 20.58%
• 5Y*: 12.91%
• 10Y*: —

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

DDX vs. RAAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
DDX Defined Duration 10 ETF	4.75%	12.02%	2.93%	10.48%	-16.19%	1.34%
RAAX VanEck Inflation Allocation ETF	13.77%	26.74%	12.50%	6.71%	1.51%	5.91%

Correlation

The correlation between DDX and RAAX is 0.39, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.39
Correlation (3Y) Calculated over the trailing 3-year period	0.41
Correlation (All Time) Calculated using the full available price history since Sep 20, 2021	0.48

Return for Risk

DDX vs. RAAX — Risk / Return Rank

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

DDX

DDX Risk / Return Rank: 68
DDX Sharpe Ratio Rank: 71
DDX Sortino Ratio Rank: 75
DDX Omega Ratio Rank: 73
DDX Calmar Ratio Rank: 59
DDX Martin Ratio Rank: 64

RAAX

RAAX Risk / Return Rank: 68
RAAX Sharpe Ratio Rank: 65
RAAX Sortino Ratio Rank: 60
RAAX Omega Ratio Rank: 64
RAAX Calmar Ratio Rank: 80
RAAX Martin Ratio Rank: 74

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.

DDX vs. RAAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Defined Duration 10 ETF (DDX) and VanEck Inflation Allocation ETF (RAAX). 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.

	DDX	RAAX	Difference
Sharpe ratio: Return per unit of total volatility	2.09	2.02	+0.07
Sortino ratio: Return per unit of downside risk	3.06	2.68	+0.38
Omega ratio: Gain probability vs. loss probability	1.40	1.37	+0.03
Calmar ratio: Return relative to maximum drawdown	2.69	4.03	-1.34
Martin ratio: Return relative to average drawdown	10.74	13.32	-2.58

DDX vs. RAAX - Sharpe Ratio Comparison

The current DDX Sharpe Ratio is 2.09, which is comparable to the RAAX Sharpe Ratio of 2.02. The chart below compares the historical Sharpe Ratios of DDX and RAAX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

DDX vs. RAAX - Drawdown Comparison

The maximum DDX drawdown since its inception was -21.27%, smaller than the maximum RAAX drawdown of -33.91%. Use the drawdown chart below to compare losses from any high point for DDX and RAAX.

Drawdown Indicators

	DDX	RAAX	Difference
Max Drawdown Largest peak-to-trough decline	-21.27%	-33.91%	+12.64%
Max Drawdown (1Y) Largest decline over 1 year	-4.41%	-7.17%	+2.76%
Max Drawdown (3Y) Largest decline over 3 years	-6.17%	-11.59%	+5.42%
Max Drawdown (5Y) Largest decline over 5 years	—	-23.55%	—
Current Drawdown Current decline from peak	-0.85%	-6.93%	+6.08%
Average Drawdown Average peak-to-trough decline	-7.05%	-6.77%	-0.28%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.10%	2.17%	-1.07%

Volatility

DDX vs. RAAX - Volatility Comparison

The current volatility for Defined Duration 10 ETF (DDX) is 2.00%, while VanEck Inflation Allocation ETF (RAAX) has a volatility of 4.82%. This indicates that DDX experiences smaller price fluctuations and is considered to be less risky than RAAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DDX	RAAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.00%	4.82%	-2.82%
Volatility (6M) Calculated over the trailing 6-month period	4.74%	12.36%	-7.62%
Volatility (1Y) Calculated over the trailing 1-year period	5.69%	14.32%	-8.63%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.48%	15.67%	-8.19%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.48%	15.78%	-8.30%

DDX vs. RAAX - Expense Ratio Comparison

DDX has a 0.25% expense ratio, which is lower than RAAX's 0.78% expense ratio.

Dividends

DDX vs. RAAX - Dividend Comparison

DDX's dividend yield for the trailing twelve months is around 3.39%, more than RAAX's 2.05% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
DDX Defined Duration 10 ETF	3.39%	3.17%	3.11%	2.41%	1.38%	1.14%	0.00%	0.00%	0.00%
RAAX VanEck Inflation Allocation ETF	2.05%	2.34%	1.91%	3.66%	1.53%	8.72%	6.27%	2.37%	0.56%

Frequently Asked Questions

Can I hold both DDX and RAAX in my portfolio?

DDX and RAAX have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DDX or RAAX?

RAAX has higher volatility (4.82%) compared to DDX (2.00%). In terms of maximum drawdown, DDX dropped -21.27% vs RAAX's -33.91%.

Which ETF is better, DDX or RAAX?

On 3-year performance, RAAX leads with 20.58% vs 8.12% for DDX. On fees, DDX is cheaper at 0.25% per year. On volatility, DDX has been the lower-risk option at 2.00%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, DDX or RAAX?

Over the 3-year period, RAAX has performed better with a 20.58% return vs 8.12%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, DDX or RAAX?

DDX is cheaper with a 0.25% expense ratio, compared with 0.78% for RAAX.

Which ETF pays a higher dividend yield, DDX or RAAX?

DDX has the higher dividend yield at 3.39%, compared with 2.05% for RAAX.

What is the main difference between DDX and RAAX?

They also come from different issuers: Discipline Funds and VanEck. Their fees differ too: 0.25% for DDX and 0.78% for RAAX.

Which has better risk-adjusted returns?

DDX currently has the higher Sharpe Ratio (2.09 vs 2.02), 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.