CZA vs. IDMO

Last updated Jul 17, 2026

CZA (Invesco Zacks Mid-Cap ETF) and IDMO (Invesco S&P International Developed Momentum ETF) are both exchange-traded funds - CZA is a Mid Cap Blend Equities fund tracking the Zacks Mid-Cap Core Index, 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, CZA returned 10.59%/yr vs 12.47%/yr for IDMO. At a 0.47 correlation, their price movements are largely independent. CZA charges 0.69%/yr vs 0.25%/yr for IDMO.

Performance

CZA vs. IDMO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Zacks Mid-Cap ETF (CZA) 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, CZA achieves a 12.49% return, which is significantly higher than IDMO's 8.27% return. Over the past 10 years, CZA has underperformed IDMO with an annualized return of 10.59%, while IDMO has yielded a comparatively higher 12.47% annualized return.

CZA

• 1D: 1.47%
• 1M: 3.55%
• 6M: 8.28%
• YTD: 12.49%
• 1Y: 18.19%
• 3Y*: 12.63%
• 5Y*: 8.03%
• 10Y*: 10.59%

IDMO

• 1D: -1.59%
• 1M: -2.15%
• 6M: 5.42%
• YTD: 8.27%
• 1Y: 21.68%
• 3Y*: 24.84%
• 5Y*: 15.50%
• 10Y*: 12.47%

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

CZA vs. IDMO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CZA Invesco Zacks Mid-Cap ETF	12.49%	8.31%	12.14%	7.00%	-5.91%	27.42%	0.35%	32.27%	-8.89%	21.90%
IDMO Invesco S&P International Developed Momentum ETF	8.27%	42.17%	12.79%	20.16%	-12.03%	14.31%	22.01%	26.09%	-16.66%	29.21%

Correlation

The correlation between CZA and IDMO is 0.51, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.51
Correlation (3Y) Calculated over the trailing 3-year period	0.55
Correlation (5Y) Calculated over the trailing 5-year period	0.64
Correlation (10Y) Calculated over the trailing 10-year period	0.54
Correlation (All Time) Calculated using the full available price history since Feb 24, 2012	0.47

The correlation between CZA and IDMO shifts across timeframes, from 0.47 (all time) to 0.64 (5 years), reflecting how their relationship changes across market environments.

CZA vs. IDMO - Sectors Allocation Comparison

Sectors	CZA	IDMO
Financial Services	22.4%	43.2%
Industrials	15.8%	21.3%
Healthcare	14.0%	1.1%
Technology	10.2%	6.2%
Utilities	10.2%	7.9%
Real Estate	9.3%	1.8%
Consumer Cyclical	5.6%	1.5%
Consumer Defensive	2.7%	2.5%
Basic Materials	2.4%	10.6%
Energy	0.7%	1.7%
Communication Services	-	2.1%

Return for Risk

CZA vs. IDMO — Risk / Return Rank

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

CZA

CZA Risk / Return Rank: 52
CZA Sharpe Ratio Rank: 52
CZA Sortino Ratio Rank: 56
CZA Omega Ratio Rank: 49
CZA Calmar Ratio Rank: 48
CZA Martin Ratio Rank: 56

IDMO

IDMO Risk / Return Rank: 42
IDMO Sharpe Ratio Rank: 39
IDMO Sortino Ratio Rank: 40
IDMO Omega Ratio Rank: 39
IDMO Calmar Ratio Rank: 42
IDMO Martin Ratio Rank: 51

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.

CZA vs. IDMO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Zacks Mid-Cap ETF (CZA) 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.

	CZA	IDMO	Difference
Sharpe ratio: Return per unit of total volatility	1.44	1.18	+0.27
Sortino ratio: Return per unit of downside risk	2.17	1.74	+0.42
Omega ratio: Gain probability vs. loss probability	1.25	1.22	+0.04
Calmar ratio: Return relative to maximum drawdown	1.98	1.77	+0.22
Martin ratio: Return relative to average drawdown	7.62	6.94	+0.68

CZA vs. IDMO - Sharpe Ratio Comparison

The current CZA Sharpe Ratio is 1.44, which is comparable to the IDMO Sharpe Ratio of 1.18. The chart below compares the historical Sharpe Ratios of CZA 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

CZA vs. IDMO - Drawdown Comparison

The maximum CZA drawdown since its inception was -53.20%, which is greater than IDMO's maximum drawdown of -39.38%. Use the drawdown chart below to compare losses from any high point for CZA and IDMO.

Drawdown Indicators

	CZA	IDMO	Difference
Max Drawdown Largest peak-to-trough decline	-53.20%	-39.38%	-13.82%
Max Drawdown (1Y) Largest decline over 1 year	-9.21%	-12.31%	+3.10%
Max Drawdown (3Y) Largest decline over 3 years	-18.92%	-12.65%	-6.27%
Max Drawdown (5Y) Largest decline over 5 years	-18.92%	-27.07%	+8.15%
Max Drawdown (10Y) Largest decline over 10 years	-46.18%	-31.34%	-14.84%
Current Drawdown Current decline from peak	0.00%	-3.93%	+3.93%
Average Drawdown Average peak-to-trough decline	-6.84%	-9.70%	+2.86%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.39%	3.13%	-0.74%

Volatility

CZA vs. IDMO - Volatility Comparison

The current volatility for Invesco Zacks Mid-Cap ETF (CZA) is 2.89%, while Invesco S&P International Developed Momentum ETF (IDMO) has a volatility of 5.93%. This indicates that CZA 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

	CZA	IDMO	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.89%	5.93%	-3.04%
Volatility (6M) Calculated over the trailing 6-month period	9.37%	16.86%	-7.49%
Volatility (1Y) Calculated over the trailing 1-year period	12.67%	18.53%	-5.86%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.13%	18.14%	-2.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.19%	17.89%	+1.30%

CZA vs. IDMO - Expense Ratio Comparison

CZA has a 0.69% expense ratio, which is higher than IDMO's 0.25% expense ratio.

Dividends

CZA vs. IDMO - Dividend Comparison

CZA's dividend yield for the trailing twelve months is around 1.38%, less than IDMO's 3.69% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CZA Invesco Zacks Mid-Cap ETF	1.38%	1.56%	1.27%	1.36%	1.71%	0.89%	1.42%	1.40%	1.27%	1.10%	1.87%	1.37%
IDMO Invesco S&P International Developed Momentum ETF	3.69%	3.71%	2.24%	2.89%	3.66%	1.81%	1.63%	2.78%	3.27%	3.08%	2.18%	2.52%

Frequently Asked Questions

Can I hold both CZA and IDMO in my portfolio?

CZA and IDMO have a correlation of 0.51, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CZA or IDMO?

IDMO has higher volatility (5.93%) compared to CZA (2.89%). In terms of maximum drawdown, CZA dropped -53.20% vs IDMO's -39.38%.

Which ETF is better, CZA or IDMO?

On 10-year performance, IDMO leads with 12.47% vs 10.59% for CZA. On fees, IDMO is cheaper at 0.25% per year. On volatility, CZA has been the lower-risk option at 2.89%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, CZA or IDMO?

Over the 10-year period, IDMO has performed better with a 12.47% return vs 10.59%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, CZA or IDMO?

IDMO is cheaper with a 0.25% expense ratio, compared with 0.69% for CZA.

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

IDMO has the higher dividend yield at 3.69%, compared with 1.38% for CZA.

What is the main difference between CZA and IDMO?

CZA is categorized as Mid Cap Blend Equities, while IDMO is Momentum. CZA tracks Zacks Mid-Cap Core Index, while IDMO tracks S&P Momentum Developed ex U.S. & South Korea LargeMidCap Index. Their fees differ too: 0.69% for CZA and 0.25% for IDMO.

Which has better risk-adjusted returns?

CZA currently has the higher Sharpe Ratio (1.44 vs 1.18), 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.