RFG vs. DUSG

Last updated Jul 17, 2026

RFG (Invesco S&P MidCap 400® Pure Growth ETF) and DUSG (Dimensional U.S. Small Cap Growth ETF) are both Small Cap Growth Equities funds. RFG is passively managed, while DUSG is actively managed. A 0.64 correlation means they provide meaningful diversification when combined. RFG charges 0.35%/yr vs 0.32%/yr for DUSG.

Performance

RFG vs. DUSG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco S&P MidCap 400® Pure Growth ETF (RFG) and Dimensional U.S. Small Cap Growth ETF (DUSG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

RFG

• 1D: -1.34%
• 1M: -5.53%
• 6M: 5.79%
• YTD: 14.62%
• 1Y: 22.10%
• 3Y*: 15.10%
• 5Y*: 7.34%
• 10Y*: 9.62%

DUSG

• 1D: 0.69%
• 1M: 0.55%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

RFG vs. DUSG - Yearly Performance Comparison

	2026 (YTD)
RFG Invesco S&P MidCap 400® Pure Growth ETF	-1.75%
DUSG Dimensional U.S. Small Cap Growth ETF	3.37%

Correlation

The correlation between RFG and DUSG is 0.64, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (All Time) Calculated using the full available price history since May 6, 2026	0.64

Return for Risk

RFG vs. DUSG — Risk / Return Rank

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

RFG

RFG Risk / Return Rank: 45
RFG Sharpe Ratio Rank: 39
RFG Sortino Ratio Rank: 39
RFG Omega Ratio Rank: 36
RFG Calmar Ratio Rank: 53
RFG Martin Ratio Rank: 58

DUSG

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

RFG vs. DUSG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco S&P MidCap 400® Pure Growth ETF (RFG) and Dimensional U.S. Small Cap Growth ETF (DUSG). 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.

	RFG	DUSG	Difference
Sharpe ratio: Return per unit of total volatility	1.14	—	—
Sortino ratio: Return per unit of downside risk	1.70	—	—
Omega ratio: Gain probability vs. loss probability	1.20	—	—
Calmar ratio: Return relative to maximum drawdown	2.13	—	—
Martin ratio: Return relative to average drawdown	7.99	—	—

Drawdowns

RFG vs. DUSG - Drawdown Comparison

The maximum RFG drawdown since its inception was -51.93%, which is greater than DUSG's maximum drawdown of -4.19%. Use the drawdown chart below to compare losses from any high point for RFG and DUSG.

Drawdown Indicators

	RFG	DUSG	Difference
Max Drawdown Largest peak-to-trough decline	-51.93%	-4.19%	-47.74%
Max Drawdown (1Y) Largest decline over 1 year	-10.41%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-26.71%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-35.16%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-42.92%	—	—
Current Drawdown Current decline from peak	-6.98%	-1.66%	-5.32%
Average Drawdown Average peak-to-trough decline	-8.93%	-1.14%	-7.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.77%	—	—

Volatility

Volatility by Period

	RFG	DUSG	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.32%	—	—
Volatility (6M) Calculated over the trailing 6-month period	15.86%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	19.55%	14.63%	+4.92%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.96%	14.63%	+8.33%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.06%	14.63%	+8.43%

RFG vs. DUSG - Expense Ratio Comparison

RFG has a 0.35% expense ratio, which is higher than DUSG's 0.32% expense ratio.

Dividends

RFG vs. DUSG - Dividend Comparison

RFG's dividend yield for the trailing twelve months is around 0.15%, more than DUSG's 0.14% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DUSG Dimensional U.S. Small Cap Growth ETF	0.14%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
RFG Invesco S&P MidCap 400® Pure Growth ETF	0.15%	0.43%	0.38%	0.99%	0.78%	0.05%	0.27%	0.64%	0.76%	0.66%	0.35%	0.61%

Frequently Asked Questions

Can I hold both RFG and DUSG in my portfolio?

RFG and DUSG have a correlation of 0.64, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, RFG or DUSG?

On fees, DUSG is cheaper at 0.32% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, RFG or DUSG?

DUSG is cheaper with a 0.32% expense ratio, compared with 0.35% for RFG.

Which ETF pays a higher dividend yield, RFG or DUSG?

RFG has the higher dividend yield at 0.15%, compared with 0.14% for DUSG.

What is the main difference between RFG and DUSG?

They also come from different issuers: Invesco and Dimensional Fund Advisors. Their fees differ too: 0.35% for RFG and 0.32% for DUSG.