RSPU vs. FXU

Last updated Apr 2, 2026

Compare and contrast key facts about Invesco S&P 500 Equal Weight Utilities ETF (RSPU) and First Trust Utilities AlphaDEX Fund (FXU).

RSPU and FXU are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. RSPU is a passively managed fund by Invesco that tracks the performance of the S&P 500 Equal Weighted / Utilities Plus. It was launched on Nov 1, 2006. FXU is a passively managed fund by First Trust that tracks the performance of the StrataQuant Utilities Index. It was launched on May 8, 2007. Both RSPU and FXU are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

RSPU vs. FXU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco S&P 500 Equal Weight Utilities ETF (RSPU) and First Trust Utilities AlphaDEX Fund (FXU). The values are adjusted to include any dividend payments, if applicable.

RSPU vs. FXU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RSPU Invesco S&P 500 Equal Weight Utilities ETF	9.81%	16.82%	23.57%	-3.45%	4.37%	17.13%	-2.70%	22.94%	6.89%	9.43%
FXU First Trust Utilities AlphaDEX Fund	11.27%	21.86%	22.50%	-2.12%	3.68%	17.67%	1.53%	11.67%	5.43%	0.98%

Returns By Period

In the year-to-date period, RSPU achieves a 9.81% return, which is significantly lower than FXU's 11.27% return. Both investments have delivered pretty close results over the past 10 years, with RSPU having a 10.01% annualized return and FXU not far behind at 9.62%.

RSPU

• 1D: 0.55%
• 1M: -1.58%
• YTD: 9.81%
• 6M: 7.18%
• 1Y: 19.74%
• 3Y*: 16.02%
• 5Y*: 12.49%
• 10Y*: 10.01%

FXU

• 1D: 0.52%
• 1M: -1.21%
• YTD: 11.27%
• 6M: 10.34%
• 1Y: 23.84%
• 3Y*: 17.86%
• 5Y*: 13.51%
• 10Y*: 9.62%

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

RSPU vs. FXU - Expense Ratio Comparison

RSPU has a 0.40% expense ratio, which is lower than FXU's 0.62% expense ratio.

FXU

First Trust Utilities AlphaDEX Fund

RSPU

Invesco S&P 500 Equal Weight Utilities ETF

Return for Risk

RSPU vs. FXU — Risk / Return Rank

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

RSPU

RSPU Risk / Return Rank: 68
RSPU Sharpe Ratio Rank: 70
RSPU Sortino Ratio Rank: 67
RSPU Omega Ratio Rank: 62
RSPU Calmar Ratio Rank: 82
RSPU Martin Ratio Rank: 58

FXU

FXU Risk / Return Rank: 81
FXU Sharpe Ratio Rank: 81
FXU Sortino Ratio Rank: 79
FXU Omega Ratio Rank: 76
FXU Calmar Ratio Rank: 87
FXU Martin Ratio Rank: 81

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.

RSPU vs. FXU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco S&P 500 Equal Weight Utilities ETF (RSPU) and First Trust Utilities AlphaDEX Fund (FXU). 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.

	RSPU	FXU	Difference
Sharpe ratio Return per unit of total volatility	1.29	1.60	-0.31
Sortino ratio Return per unit of downside risk	1.75	2.11	-0.35
Omega ratio Gain probability vs. loss probability	1.24	1.30	-0.06
Calmar ratio Return relative to maximum drawdown	2.43	2.85	-0.42
Martin ratio Return relative to average drawdown	6.02	9.41	-3.39
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RSPU vs. FXU - Sharpe Ratio Comparison

The current RSPU Sharpe Ratio is 1.29, which is comparable to the FXU Sharpe Ratio of 1.60. The chart below compares the historical Sharpe Ratios of RSPU and FXU, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	RSPU	FXU	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.29	1.60	-0.31
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.75	0.82	-0.08
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.53	0.53	0.00
Sharpe Ratio (All Time) Calculated using the full available price history	0.48	0.43	+0.05

Correlation

The correlation between RSPU and FXU is 0.87, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

RSPU vs. FXU - Dividend Comparison

RSPU's dividend yield for the trailing twelve months is around 2.42%, more than FXU's 2.10% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RSPU Invesco S&P 500 Equal Weight Utilities ETF	2.42%	2.54%	2.39%	2.92%	2.35%	2.41%	2.94%	2.54%	3.11%	3.08%	2.98%	4.14%
FXU First Trust Utilities AlphaDEX Fund	2.10%	2.29%	2.41%	2.52%	2.03%	2.00%	3.97%	2.34%	2.40%	3.81%	2.62%	3.90%

Drawdowns

RSPU vs. FXU - Drawdown Comparison

The maximum RSPU drawdown since its inception was -48.08%, roughly equal to the maximum FXU drawdown of -49.00%. Use the drawdown chart below to compare losses from any high point for RSPU and FXU.

Drawdown Indicators

	RSPU	FXU	Difference
Max Drawdown Largest peak-to-trough decline	-48.08%	-49.00%	+0.92%
Max Drawdown (1Y) Largest decline over 1 year	-8.35%	-8.57%	+0.22%
Max Drawdown (5Y) Largest decline over 5 years	-21.86%	-21.87%	+0.01%
Max Drawdown (10Y) Largest decline over 10 years	-36.85%	-34.81%	-2.04%
Current Drawdown Current decline from peak	-2.74%	-1.80%	-0.94%
Average Drawdown Average peak-to-trough decline	-7.88%	-7.66%	-0.22%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.37%	2.60%	+0.77%

Volatility

RSPU vs. FXU - Volatility Comparison

Invesco S&P 500 Equal Weight Utilities ETF (RSPU) and First Trust Utilities AlphaDEX Fund (FXU) have volatilities of 4.73% and 4.53%, 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

	RSPU	FXU	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.73%	4.53%	+0.20%
Volatility (6M) Calculated over the trailing 6-month period	9.78%	9.08%	+0.70%
Volatility (1Y) Calculated over the trailing 1-year period	15.34%	14.98%	+0.36%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.81%	16.49%	+0.32%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.04%	18.29%	+0.75%