PRFZ vs. FYX

Last updated Aug 2, 2026

PRFZ (Invesco FTSE RAFI US 1500 Small-Mid ETF) and FYX (First Trust Small Cap Core AlphaDEX Fund) are both Small Cap Blend Equities funds - PRFZ tracks the FTSE RAFI US 1500 Small-Mid Index while FYX tracks the Nasdaq AlphaDEX Small Cap Core Index. Both are passively managed. Over the past 10 years, PRFZ returned 11.68%/yr vs 12.59%/yr for FYX. Their correlation of 0.94 means they have usually moved in the same direction. PRFZ charges 0.39%/yr vs 0.63%/yr for FYX.

Performance

PRFZ vs. FYX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco FTSE RAFI US 1500 Small-Mid ETF (PRFZ) and First Trust Small Cap Core AlphaDEX Fund (FYX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PRFZ achieves a 17.59% return, which is significantly lower than FYX's 25.97% return. Over the past 10 years, PRFZ has underperformed FYX with an annualized return of 11.68%, while FYX has yielded a comparatively higher 12.59% annualized return.

PRFZ

• 1D: -0.23%
• 1M: -2.45%
• 6M: 13.03%
• YTD: 17.59%
• 1Y: 33.30%
• 3Y*: 14.83%
• 5Y*: 9.40%
• 10Y*: 11.68%
• ALL TIME*: 10.03%

FYX

• 1D: -0.58%
• 1M: -0.35%
• 6M: 18.67%
• YTD: 25.97%
• 1Y: 48.76%
• 3Y*: 18.62%
• 5Y*: 10.51%
• 10Y*: 12.59%
• ALL TIME*: 9.33%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
FYX First Trust Small Cap Core AlphaDEX Fund	$4.00M	$3.55M	$3.84M
PRFZ Invesco FTSE RAFI US 1500 Small-Mid ETF	$4.67M	$5.60M	$8.64M

PRFZ vs. FYX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PRFZ Invesco FTSE RAFI US 1500 Small-Mid ETF	17.59%	11.26%	12.68%	20.21%	-16.29%	28.26%	11.84%	21.91%	-11.43%	13.82%
FYX First Trust Small Cap Core AlphaDEX Fund	25.97%	12.68%	12.22%	18.30%	-18.41%	27.43%	19.48%	21.32%	-10.64%	14.34%

Correlation

The correlation between PRFZ and FYX is 0.96 - 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.	0.96
Correlation (3Y) Balances recent behavior with more history.	0.97
Correlation (5Y) Shows whether the relationship held over a longer period.	0.97
Correlation (10Y) Provides a long-term view across more market conditions.	0.98
Correlation (All Time) Calculated using the full available price history since May 10, 2007	0.94

The correlation between PRFZ and FYX has been stable across timeframes, ranging from 0.94 to 0.98 - a consistent structural relationship.

PRFZ vs. FYX - Sectors Allocation Comparison

Sectors	PRFZ	FYX
Technology	19.5%	11.8%
Healthcare	17.8%	15.0%
Industrials	16.1%	16.4%
Financial Services	13.6%	17.4%
Consumer Cyclical	11.2%	11.7%
Real Estate	6.9%	8.6%
Energy	4.4%	5.1%
Basic Materials	3.2%	4.2%
Consumer Defensive	3.0%	5.0%
Communication Services	2.9%	3.2%
Utilities	1.3%	1.6%

Return for Risk

PRFZ vs. FYX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

PRFZ

PRFZ Risk / Return Rank: 77
PRFZ Sharpe Ratio Rank: 75
PRFZ Sortino Ratio Rank: 77
PRFZ Omega Ratio Rank: 70
PRFZ Calmar Ratio Rank: 81
PRFZ Martin Ratio Rank: 79

FYX

FYX Risk / Return Rank: 94
FYX Sharpe Ratio Rank: 94
FYX Sortino Ratio Rank: 94
FYX Omega Ratio Rank: 91
FYX Calmar Ratio Rank: 96
FYX Martin Ratio Rank: 95

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

PRFZ vs. FYX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco FTSE RAFI US 1500 Small-Mid ETF (PRFZ) and First Trust Small Cap Core AlphaDEX Fund (FYX). 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.

	PRFZ	FYX	Difference
Sharpe ratio: Return per unit of total volatility	1.71	2.57	-0.87
Sortino ratio: Return per unit of downside risk	2.49	3.70	-1.21
Omega ratio: Gain probability vs. loss probability	1.29	1.43	-0.14
Calmar ratio: Return relative to maximum drawdown	2.97	6.10	-3.12
Martin ratio: Return relative to average drawdown	10.08	20.46	-10.38

PRFZ vs. FYX - Sharpe Ratio Comparison

The current PRFZ Sharpe Ratio is 1.71, which is lower than the FYX Sharpe Ratio of 2.57. The chart below compares the historical Sharpe Ratios of PRFZ and FYX, 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

PRFZ vs. FYX - Drawdown Comparison

The maximum PRFZ drawdown since its inception was -62.41%, roughly equal to the maximum FYX drawdown of -61.80%. Use the drawdown chart below to compare losses from any high point for PRFZ and FYX.

Drawdown Indicators

	PRFZ	FYX	Difference
Max Drawdown Largest peak-to-trough decline	-62.41%	-61.80%	-0.61%
Max Drawdown (1Y) Largest decline over 1 year	-10.38%	-7.56%	-2.82%
Max Drawdown (3Y) Largest decline over 3 years	-26.54%	-27.91%	+1.37%
Max Drawdown (5Y) Largest decline over 5 years	-26.58%	-27.91%	+1.33%
Max Drawdown (10Y) Largest decline over 10 years	-44.28%	-48.82%	+4.54%
Current Drawdown Current decline from peak	-3.64%	-1.70%	-1.94%
Average Drawdown Average peak-to-trough decline	-9.36%	-10.80%	+1.44%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.06%	2.25%	+0.81%

Volatility

PRFZ vs. FYX - Volatility Comparison

Invesco FTSE RAFI US 1500 Small-Mid ETF (PRFZ) and First Trust Small Cap Core AlphaDEX Fund (FYX) have volatilities of 3.77% and 3.67%, 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.

Volatility by Period

	PRFZ	FYX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.77%	3.67%	+0.10%
Volatility (6M) Calculated over the trailing 6-month period	12.86%	11.97%	+0.89%
Volatility (1Y) Calculated over the trailing 1-year period	18.11%	17.93%	+0.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.23%	21.81%	-0.58%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.38%	24.15%	-1.77%

PRFZ vs. FYX - Expense Ratio Comparison

PRFZ has a 0.39% expense ratio, which is lower than FYX's 0.63% expense ratio.

Dividends

PRFZ vs. FYX - Dividend Comparison

PRFZ's dividend yield for the trailing twelve months is around 0.80%, less than FYX's 0.90% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FYX First Trust Small Cap Core AlphaDEX Fund	0.90%	0.64%	1.62%	1.22%	0.95%	0.99%	0.65%	1.12%	1.08%	0.60%	0.94%	0.88%
PRFZ Invesco FTSE RAFI US 1500 Small-Mid ETF	0.80%	0.82%	1.45%	1.42%	1.33%	0.93%	0.91%	1.29%	1.37%	0.97%	1.31%	1.39%

Frequently Asked Questions

Can I hold both PRFZ and FYX in my portfolio?

With a correlation of 0.96, PRFZ and FYX 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.

Which is riskier, PRFZ or FYX?

PRFZ has higher volatility (3.77%) compared to FYX (3.67%). In terms of maximum drawdown, PRFZ dropped -62.41% vs FYX's -61.80%.

Which ETF is better, PRFZ or FYX?

On 10-year performance, FYX leads with 12.59% vs 11.68% for PRFZ. On fees, PRFZ is cheaper at 0.39% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PRFZ or FYX?

Over the 10-year period, FYX has performed better with a 12.59% return vs 11.68%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PRFZ or FYX?

PRFZ is cheaper with a 0.39% expense ratio, compared with 0.63% for FYX.

Which ETF pays a higher dividend yield, PRFZ or FYX?

FYX has the higher dividend yield at 0.90%, compared with 0.80% for PRFZ.

What is the main difference between PRFZ and FYX?

PRFZ tracks FTSE RAFI US 1500 Small-Mid Index, while FYX tracks Nasdaq AlphaDEX Small Cap Core Index. They also come from different issuers: Invesco and First Trust. Their fees differ too: 0.39% for PRFZ and 0.63% for FYX.

Which has better risk-adjusted returns?

FYX currently has the higher Sharpe Ratio (2.57 vs 1.71), 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.