KONG vs. IDLV

Last updated Jun 4, 2026

KONG (Formidable Fortress ETF) and IDLV (Invesco S&P International Developed Low Volatility ETF) are both Volatility Hedged Equity funds. KONG is actively managed, while IDLV is passively managed. Over the past 3 years, KONG returned 9.34%/yr vs 12.03%/yr for IDLV. A 0.57 correlation means they provide meaningful diversification when combined. KONG charges 0.89%/yr vs 0.25%/yr for IDLV.

Performance

KONG vs. IDLV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Formidable Fortress ETF (KONG) and Invesco S&P International Developed Low Volatility ETF (IDLV). 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 KONG having a 2.62% return and IDLV slightly higher at 2.63%.

KONG

• 1D: -0.02%
• 1M: 1.91%
• YTD: 2.62%
• 6M: 3.53%
• 1Y: 7.33%
• 3Y*: 9.34%
• 5Y*: —
• 10Y*: —

IDLV

• 1D: 0.27%
• 1M: -2.61%
• YTD: 2.63%
• 6M: 4.87%
• 1Y: 9.37%
• 3Y*: 12.03%
• 5Y*: 5.93%
• 10Y*: 5.05%

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

KONG vs. IDLV - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
KONG Formidable Fortress ETF	2.62%	6.56%	9.67%	12.71%	-9.63%	5.07%
IDLV Invesco S&P International Developed Low Volatility ETF	2.63%	27.77%	2.15%	9.18%	-12.21%	3.53%

Correlation

The correlation between KONG and IDLV is 0.49, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.49
Correlation (3Y) Calculated over the trailing 3-year period	0.50
Correlation (All Time) Calculated using the full available price history since Jul 23, 2021	0.57

The correlation between KONG and IDLV has been stable across timeframes, ranging from 0.49 to 0.57 - a consistent structural relationship.

KONG vs. IDLV - Sectors Allocation Comparison

Sectors	KONG	IDLV
Technology	33.1%	0.7%
Industrials	15.7%	16.4%
Healthcare	13.3%	1.7%
Financial Services	9.3%	22.9%
Communication Services	7.7%	8.6%
Real Estate	6.1%	15.4%
Energy	5.0%	3.6%
Basic Materials	3.6%	2.3%
Consumer Defensive	3.4%	13.8%
Consumer Cyclical	2.9%	3.8%
Utilities	-	11.4%

Return for Risk

KONG vs. IDLV — Risk / Return Rank

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

KONG

KONG Risk / Return Rank: 21
KONG Sharpe Ratio Rank: 21
KONG Sortino Ratio Rank: 20
KONG Omega Ratio Rank: 19
KONG Calmar Ratio Rank: 20
KONG Martin Ratio Rank: 26

IDLV

IDLV Risk / Return Rank: 27
IDLV Sharpe Ratio Rank: 27
IDLV Sortino Ratio Rank: 26
IDLV Omega Ratio Rank: 27
IDLV Calmar Ratio Rank: 26
IDLV Martin Ratio Rank: 27

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.

KONG vs. IDLV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Formidable Fortress ETF (KONG) and Invesco S&P International Developed Low Volatility ETF (IDLV). 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.

	KONG	IDLV	Difference
Sharpe ratio: Return per unit of total volatility	0.68	0.96	-0.28
Sortino ratio: Return per unit of downside risk	1.02	1.41	-0.38
Omega ratio: Gain probability vs. loss probability	1.12	1.18	-0.05
Calmar ratio: Return relative to maximum drawdown	0.86	1.25	-0.39
Martin ratio: Return relative to average drawdown	3.46	3.66	-0.20
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

KONG vs. IDLV - Sharpe Ratio Comparison

The current KONG Sharpe Ratio is 0.68, which is comparable to the IDLV Sharpe Ratio of 0.96. The chart below compares the historical Sharpe Ratios of KONG and IDLV, 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

	KONG	IDLV	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.68	0.96	-0.28
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.51	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.38	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.36	0.45	-0.09

Drawdowns

KONG vs. IDLV - Drawdown Comparison

The maximum KONG drawdown since its inception was -19.98%, smaller than the maximum IDLV drawdown of -34.65%. Use the drawdown chart below to compare losses from any high point for KONG and IDLV.

Drawdown Indicators

	KONG	IDLV	Difference
Max Drawdown Largest peak-to-trough decline	-19.98%	-34.65%	+14.67%
Max Drawdown (1Y) Largest decline over 1 year	-8.54%	-7.54%	-1.00%
Max Drawdown (3Y) Largest decline over 3 years	-15.48%	-9.97%	-5.51%
Max Drawdown (5Y) Largest decline over 5 years	—	-22.52%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-34.65%	—
Current Drawdown Current decline from peak	-0.91%	-5.69%	+4.78%
Average Drawdown Average peak-to-trough decline	-5.81%	-5.95%	+0.14%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.12%	2.57%	-0.45%

Volatility

KONG vs. IDLV - Volatility Comparison

The current volatility for Formidable Fortress ETF (KONG) is 2.26%, while Invesco S&P International Developed Low Volatility ETF (IDLV) has a volatility of 2.51%. This indicates that KONG experiences smaller price fluctuations and is considered to be less risky than IDLV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	KONG	IDLV	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.26%	2.51%	-0.25%
Volatility (6M) Calculated over the trailing 6-month period	8.52%	7.65%	+0.87%
Volatility (1Y) Calculated over the trailing 1-year period	10.84%	9.76%	+1.08%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.59%	11.79%	+2.80%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	14.59%	13.39%	+1.20%

KONG vs. IDLV - Expense Ratio Comparison

KONG has a 0.89% expense ratio, which is higher than IDLV's 0.25% expense ratio.

Dividends

KONG vs. IDLV - Dividend Comparison

KONG's dividend yield for the trailing twelve months is around 0.36%, less than IDLV's 4.69% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IDLV Invesco S&P International Developed Low Volatility ETF	4.69%	4.63%	3.41%	3.59%	4.69%	2.99%	2.30%	4.92%	3.94%	3.05%	3.92%	3.93%
KONG Formidable Fortress ETF	0.36%	0.37%	0.78%	0.69%	0.49%	0.12%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both KONG and IDLV in my portfolio?

KONG and IDLV have a correlation of 0.49, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, KONG or IDLV?

IDLV has higher volatility (2.51%) compared to KONG (2.26%). In terms of maximum drawdown, KONG dropped -19.98% vs IDLV's -34.65%.

Which ETF is better, KONG or IDLV?

On 3-year performance, IDLV leads with 12.03% vs 9.34% for KONG. On fees, IDLV is cheaper at 0.25% per year. On volatility, KONG has been the lower-risk option at 2.26%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, KONG or IDLV?

Over the 3-year period, IDLV has performed better with a 12.03% return vs 9.34%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, KONG or IDLV?

IDLV is cheaper with a 0.25% expense ratio, compared with 0.89% for KONG.

Which ETF pays a higher dividend yield, KONG or IDLV?

IDLV has the higher dividend yield at 4.69%, compared with 0.36% for KONG.

What is the main difference between KONG and IDLV?

They also come from different issuers: Formidable Asset Management and Invesco. Their fees differ too: 0.89% for KONG and 0.25% for IDLV.

Which has better risk-adjusted returns?

IDLV currently has the higher Sharpe Ratio (0.96 vs 0.68), 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.