RSPU vs. IDMO

Last updated Jul 18, 2026

RSPU (Invesco S&P 500 Equal Weight Utilities ETF) and IDMO (Invesco S&P International Developed Momentum ETF) are both exchange-traded funds - RSPU is a Utilities Equities fund tracking the S&P 500 Equal Weighted / Utilities Plus, while IDMO is a Momentum fund tracking the S&P Momentum Developed ex U.S. & South Korea LargeMidCap Index. Both are passively managed. Over the past 10 years, RSPU returned 9.39%/yr vs 12.40%/yr for IDMO. At a 0.23 correlation, their price movements are largely independent. RSPU charges 0.40%/yr vs 0.25%/yr for IDMO.

Performance

RSPU vs. IDMO - 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 Invesco S&P International Developed Momentum ETF (IDMO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RSPU achieves a 9.22% return, which is significantly higher than IDMO's 7.56% return. Over the past 10 years, RSPU has underperformed IDMO with an annualized return of 9.39%, while IDMO has yielded a comparatively higher 12.40% annualized return.

RSPU

• 1D: -0.76%
• 1M: 2.41%
• 6M: 6.56%
• YTD: 9.22%
• 1Y: 15.04%
• 3Y*: 16.27%
• 5Y*: 11.26%
• 10Y*: 9.39%

IDMO

• 1D: -0.66%
• 1M: -2.44%
• 6M: 4.42%
• YTD: 7.56%
• 1Y: 20.05%
• 3Y*: 24.23%
• 5Y*: 15.34%
• 10Y*: 12.40%

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

RSPU vs. IDMO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RSPU Invesco S&P 500 Equal Weight Utilities ETF	9.22%	16.82%	23.57%	-3.45%	4.37%	17.13%	-2.70%	22.94%	6.89%	9.43%
IDMO Invesco S&P International Developed Momentum ETF	7.56%	42.17%	12.79%	20.16%	-12.03%	14.31%	22.01%	26.09%	-16.66%	29.21%

Correlation

The correlation between RSPU and IDMO is 0.11, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.11
Correlation (3Y) Calculated over the trailing 3-year period	0.26
Correlation (5Y) Calculated over the trailing 5-year period	0.31
Correlation (10Y) Calculated over the trailing 10-year period	0.25
Correlation (All Time) Calculated using the full available price history since Feb 24, 2012	0.23

The correlation between RSPU and IDMO shifts across timeframes, from 0.11 (1 year) to 0.31 (5 years), reflecting how their relationship changes across market environments.

RSPU vs. IDMO - Sectors Allocation Comparison

Sectors	RSPU	IDMO
Utilities	100.0%	7.9%
Financial Services	0.4%	43.2%
Basic Materials	-	10.6%
Communication Services	-	2.1%
Consumer Cyclical	-	1.5%
Consumer Defensive	-	2.5%
Energy	-	1.7%
Healthcare	-	1.1%
Industrials	-	21.3%
Real Estate	-	1.8%
Technology	-	6.2%

Return for Risk

RSPU vs. IDMO — Risk / Return Rank

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

RSPU

RSPU Risk / Return Rank: 35
RSPU Sharpe Ratio Rank: 35
RSPU Sortino Ratio Rank: 33
RSPU Omega Ratio Rank: 32
RSPU Calmar Ratio Rank: 43
RSPU Martin Ratio Rank: 33

IDMO

IDMO Risk / Return Rank: 39
IDMO Sharpe Ratio Rank: 37
IDMO Sortino Ratio Rank: 37
IDMO Omega Ratio Rank: 36
IDMO Calmar Ratio Rank: 38
IDMO Martin Ratio Rank: 48

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. IDMO - 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 Invesco S&P International Developed Momentum ETF (IDMO). 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.

	RSPU	IDMO	Difference
Sharpe ratio: Return per unit of total volatility	1.05	1.09	-0.04
Sortino ratio: Return per unit of downside risk	1.48	1.63	-0.15
Omega ratio: Gain probability vs. loss probability	1.18	1.20	-0.02
Calmar ratio: Return relative to maximum drawdown	1.78	1.64	+0.15
Martin ratio: Return relative to average drawdown	3.90	6.39	-2.50

RSPU vs. IDMO - Sharpe Ratio Comparison

The current RSPU Sharpe Ratio is 1.05, which is comparable to the IDMO Sharpe Ratio of 1.09. The chart below compares the historical Sharpe Ratios of RSPU and IDMO, 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

RSPU vs. IDMO - Drawdown Comparison

The maximum RSPU drawdown since its inception was -48.08%, which is greater than IDMO's maximum drawdown of -39.38%. Use the drawdown chart below to compare losses from any high point for RSPU and IDMO.

Drawdown Indicators

	RSPU	IDMO	Difference
Max Drawdown Largest peak-to-trough decline	-48.08%	-39.38%	-8.70%
Max Drawdown (1Y) Largest decline over 1 year	-8.46%	-12.31%	+3.85%
Max Drawdown (3Y) Largest decline over 3 years	-16.27%	-12.65%	-3.62%
Max Drawdown (5Y) Largest decline over 5 years	-21.86%	-27.07%	+5.21%
Max Drawdown (10Y) Largest decline over 10 years	-36.85%	-31.34%	-5.51%
Current Drawdown Current decline from peak	-3.26%	-4.56%	+1.30%
Average Drawdown Average peak-to-trough decline	-7.82%	-9.70%	+1.88%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.87%	3.14%	+0.73%

Volatility

RSPU vs. IDMO - Volatility Comparison

The current volatility for Invesco S&P 500 Equal Weight Utilities ETF (RSPU) is 4.58%, while Invesco S&P International Developed Momentum ETF (IDMO) has a volatility of 5.90%. This indicates that RSPU experiences smaller price fluctuations and is considered to be less risky than IDMO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RSPU	IDMO	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.58%	5.90%	-1.32%
Volatility (6M) Calculated over the trailing 6-month period	11.36%	16.88%	-5.52%
Volatility (1Y) Calculated over the trailing 1-year period	14.37%	18.54%	-4.17%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.93%	18.13%	-1.20%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.12%	17.89%	+1.23%

RSPU vs. IDMO - Expense Ratio Comparison

RSPU has a 0.40% expense ratio, which is higher than IDMO's 0.25% expense ratio.

Dividends

RSPU vs. IDMO - Dividend Comparison

RSPU's dividend yield for the trailing twelve months is around 2.51%, less than IDMO's 3.72% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IDMO Invesco S&P International Developed Momentum ETF	3.72%	3.71%	2.24%	2.89%	3.66%	1.81%	1.63%	2.78%	3.27%	3.08%	2.18%	2.52%
RSPU Invesco S&P 500 Equal Weight Utilities ETF	2.51%	2.54%	2.39%	2.92%	2.35%	2.41%	2.94%	2.54%	3.11%	3.08%	2.98%	4.14%

Frequently Asked Questions

Can I hold both RSPU and IDMO in my portfolio?

RSPU and IDMO have a correlation of 0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RSPU or IDMO?

IDMO has higher volatility (5.90%) compared to RSPU (4.58%). In terms of maximum drawdown, RSPU dropped -48.08% vs IDMO's -39.38%.

Which ETF is better, RSPU or IDMO?

On 10-year performance, IDMO leads with 12.40% vs 9.39% for RSPU. On fees, IDMO is cheaper at 0.25% per year. On volatility, RSPU has been the lower-risk option at 4.58%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, RSPU or IDMO?

Over the 10-year period, IDMO has performed better with a 12.40% return vs 9.39%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, RSPU or IDMO?

IDMO is cheaper with a 0.25% expense ratio, compared with 0.40% for RSPU.

Which ETF pays a higher dividend yield, RSPU or IDMO?

IDMO has the higher dividend yield at 3.72%, compared with 2.51% for RSPU.

What is the main difference between RSPU and IDMO?

RSPU is categorized as Utilities Equities, while IDMO is Momentum. RSPU tracks S&P 500 Equal Weighted / Utilities Plus, while IDMO tracks S&P Momentum Developed ex U.S. & South Korea LargeMidCap Index. Their fees differ too: 0.40% for RSPU and 0.25% for IDMO.

Which has better risk-adjusted returns?

IDMO currently has the higher Sharpe Ratio (1.09 vs 1.05), 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.