XSMO vs. XMMO

Last updated Jun 5, 2026

XSMO (Invesco S&P SmallCap Momentum ETF) and XMMO (Invesco S&P MidCap Momentum ETF) are both Momentum funds from Invesco - XSMO tracks the S&P SmallCap 600 Momentum Index while XMMO tracks the S&P MidCap 400 Momentum Index. Both are passively managed. Over the past 10 years, XSMO returned 14.63%/yr vs 19.68%/yr for XMMO. Their correlation of 0.86 suggests significant overlap in exposure. XSMO charges 0.36%/yr vs 0.35%/yr for XMMO.

Performance

XSMO vs. XMMO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco S&P SmallCap Momentum ETF (XSMO) and Invesco S&P MidCap Momentum ETF (XMMO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with XSMO having a 23.45% return and XMMO slightly higher at 24.24%. Over the past 10 years, XSMO has underperformed XMMO with an annualized return of 14.63%, while XMMO has yielded a comparatively higher 19.68% annualized return.

XSMO

• 1D: 1.22%
• 1M: 0.48%
• YTD: 23.45%
• 6M: 21.12%
• 1Y: 35.59%
• 3Y*: 25.70%
• 5Y*: 11.48%
• 10Y*: 14.63%

XMMO

• 1D: 0.42%
• 1M: 5.53%
• YTD: 24.24%
• 6M: 24.41%
• 1Y: 38.04%
• 3Y*: 32.57%
• 5Y*: 16.79%
• 10Y*: 19.68%

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

XSMO vs. XMMO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
XSMO Invesco S&P SmallCap Momentum ETF	23.45%	9.80%	17.45%	21.55%	-15.44%	19.24%	21.96%	28.65%	-3.44%	23.95%
XMMO Invesco S&P MidCap Momentum ETF	24.24%	13.04%	38.03%	20.39%	-16.02%	16.69%	29.17%	36.78%	6.12%	37.18%

Correlation

The correlation between XSMO and XMMO is 0.84, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.84
Correlation (3Y) Calculated over the trailing 3-year period	0.88
Correlation (5Y) Calculated over the trailing 5-year period	0.90
Correlation (10Y) Calculated over the trailing 10-year period	0.87
Correlation (All Time) Calculated using the full available price history since Mar 4, 2005	0.86

The correlation between XSMO and XMMO has been stable across timeframes, ranging from 0.84 to 0.90 - a consistent structural relationship.

XSMO vs. XMMO - Sectors Allocation Comparison

Sectors	XSMO	XMMO
Technology	20.9%	16.7%
Industrials	19.5%	41.1%
Healthcare	13.9%	6.3%
Financial Services	12.3%	2.4%
Consumer Cyclical	9.0%	4.6%
Basic Materials	5.8%	7.2%
Real Estate	5.0%	6.1%
Communication Services	4.1%	1.6%
Utilities	4.0%	5.8%
Energy	3.1%	7.7%
Consumer Defensive	2.4%	0.5%

Return for Risk

XSMO vs. XMMO — Risk / Return Rank

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

XSMO

XSMO Risk / Return Rank: 65
XSMO Sharpe Ratio Rank: 57
XSMO Sortino Ratio Rank: 59
XSMO Omega Ratio Rank: 54
XSMO Calmar Ratio Rank: 79
XSMO Martin Ratio Rank: 74

XMMO

XMMO Risk / Return Rank: 71
XMMO Sharpe Ratio Rank: 62
XMMO Sortino Ratio Rank: 62
XMMO Omega Ratio Rank: 59
XMMO Calmar Ratio Rank: 85
XMMO Martin Ratio Rank: 87

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.

XSMO vs. XMMO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco S&P SmallCap Momentum ETF (XSMO) and Invesco S&P MidCap Momentum ETF (XMMO). 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.

	XSMO	XMMO	Difference
Sharpe ratio: Return per unit of total volatility	1.91	2.04	-0.14
Sortino ratio: Return per unit of downside risk	2.73	2.84	-0.11
Omega ratio: Gain probability vs. loss probability	1.32	1.36	-0.03
Calmar ratio: Return relative to maximum drawdown	4.02	4.58	-0.56
Martin ratio: Return relative to average drawdown	13.74	18.73	-5.00
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

XSMO vs. XMMO - Sharpe Ratio Comparison

The current XSMO Sharpe Ratio is 1.91, which is comparable to the XMMO Sharpe Ratio of 2.04. The chart below compares the historical Sharpe Ratios of XSMO and XMMO, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	XSMO	XMMO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.91	2.04	-0.14
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.51	0.79	-0.28
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.61	0.89	-0.28
Sharpe Ratio (All Time) Calculated using the full available price history	0.39	0.58	-0.18

Drawdowns

XSMO vs. XMMO - Drawdown Comparison

The maximum XSMO drawdown since its inception was -58.06%, roughly equal to the maximum XMMO drawdown of -55.37%. Use the drawdown chart below to compare losses from any high point for XSMO and XMMO.

Drawdown Indicators

	XSMO	XMMO	Difference
Max Drawdown Largest peak-to-trough decline	-58.06%	-55.37%	-2.69%
Max Drawdown (1Y) Largest decline over 1 year	-8.89%	-8.34%	-0.55%
Max Drawdown (3Y) Largest decline over 3 years	-24.76%	-24.93%	+0.17%
Max Drawdown (5Y) Largest decline over 5 years	-29.62%	-27.91%	-1.71%
Max Drawdown (10Y) Largest decline over 10 years	-39.39%	-36.74%	-2.65%
Current Drawdown Current decline from peak	-0.52%	0.00%	-0.52%
Average Drawdown Average peak-to-trough decline	-11.13%	-9.45%	-1.68%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.60%	2.04%	+0.56%

Volatility

XSMO vs. XMMO - Volatility Comparison

The current volatility for Invesco S&P SmallCap Momentum ETF (XSMO) is 6.12%, while Invesco S&P MidCap Momentum ETF (XMMO) has a volatility of 7.69%. This indicates that XSMO experiences smaller price fluctuations and is considered to be less risky than XMMO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	XSMO	XMMO	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.12%	7.69%	-1.57%
Volatility (6M) Calculated over the trailing 6-month period	14.15%	15.51%	-1.36%
Volatility (1Y) Calculated over the trailing 1-year period	18.76%	18.70%	+0.06%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.68%	21.44%	+1.24%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.12%	22.26%	+1.86%

XSMO vs. XMMO - Expense Ratio Comparison

XSMO has a 0.36% expense ratio, which is higher than XMMO's 0.35% expense ratio.

Dividends

XSMO vs. XMMO - Dividend Comparison

XSMO's dividend yield for the trailing twelve months is around 0.52%, less than XMMO's 0.60% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
XMMO Invesco S&P MidCap Momentum ETF	0.60%	0.78%	0.34%	0.80%	1.43%	0.41%	0.61%	0.60%	0.19%	0.21%	0.22%	0.64%
XSMO Invesco S&P SmallCap Momentum ETF	0.52%	0.75%	0.63%	0.96%	1.19%	0.30%	0.82%	0.69%	0.66%	0.27%	0.30%	0.35%

Frequently Asked Questions

Can I hold both XSMO and XMMO in my portfolio?

XSMO and XMMO have a correlation of 0.84, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, XSMO or XMMO?

XMMO has higher volatility (7.69%) compared to XSMO (6.12%). In terms of maximum drawdown, XSMO dropped -58.06% vs XMMO's -55.37%.

Which ETF is better, XSMO or XMMO?

On 10-year performance, XMMO leads with 19.68% vs 14.63% for XSMO. On fees, XMMO is cheaper at 0.35% per year. On volatility, XSMO has been the lower-risk option at 6.12%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, XSMO or XMMO?

Over the 10-year period, XMMO has performed better with a 19.68% return vs 14.63%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, XSMO or XMMO?

XMMO is cheaper with a 0.35% expense ratio, compared with 0.36% for XSMO.

Which ETF pays a higher dividend yield, XSMO or XMMO?

XMMO has the higher dividend yield at 0.60%, compared with 0.52% for XSMO.

What is the main difference between XSMO and XMMO?

XSMO tracks S&P SmallCap 600 Momentum Index, while XMMO tracks S&P MidCap 400 Momentum Index. Their fees differ too: 0.36% for XSMO and 0.35% for XMMO.

Which has better risk-adjusted returns?

XMMO currently has the higher Sharpe Ratio (2.04 vs 1.91), 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.