BUFY vs. KNG

Last updated Jun 23, 2026

BUFY (FT Vest Laddered International Moderate Buffer ETF) and KNG (FT Vest S&P 500 Dividend Aristocrats Target Income ETF) are both exchange-traded funds - BUFY is a Defined Outcome fund actively managed by First Trust, while KNG is a Dividend fund tracking the Cboe S&P 500 Dividend Aristocrats Target Income Index Monthly Series. BUFY is actively managed, while KNG is passively managed. Over the past year, BUFY returned 13.37% vs 10.97% for KNG. A 0.52 correlation means they provide meaningful diversification when combined. BUFY charges 1.00%/yr vs 0.75%/yr for KNG.

Performance

BUFY vs. KNG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FT Vest Laddered International Moderate Buffer ETF (BUFY) and FT Vest S&P 500 Dividend Aristocrats Target Income ETF (KNG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BUFY achieves a 5.54% return, which is significantly higher than KNG's 4.17% return.

BUFY

• 1D: -0.05%
• 1M: 1.17%
• YTD: 5.54%
• 6M: 5.83%
• 1Y: 13.37%
• 3Y*: —
• 5Y*: —
• 10Y*: —

KNG

• 1D: -0.26%
• 1M: 1.42%
• YTD: 4.17%
• 6M: 3.47%
• 1Y: 10.97%
• 3Y*: 7.19%
• 5Y*: 5.38%
• 10Y*: —

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

BUFY vs. KNG - Yearly Performance Comparison

	2026 (YTD)	2025	2024
BUFY FT Vest Laddered International Moderate Buffer ETF	5.54%	18.22%	-7.01%
KNG FT Vest S&P 500 Dividend Aristocrats Target Income ETF	4.17%	6.63%	-4.67%

Correlation

The correlation between BUFY and KNG is 0.52, 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	0.52
Correlation (All Time) Calculated using the full available price history since Sep 26, 2024	0.52

The correlation between BUFY and KNG has been stable across timeframes, ranging from 0.52 to 0.52 - a consistent structural relationship.

Return for Risk

BUFY vs. KNG — Risk / Return Rank

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

BUFY

BUFY Risk / Return Rank: 63
BUFY Sharpe Ratio Rank: 60
BUFY Sortino Ratio Rank: 62
BUFY Omega Ratio Rank: 64
BUFY Calmar Ratio Rank: 61
BUFY Martin Ratio Rank: 69

KNG

KNG Risk / Return Rank: 28
KNG Sharpe Ratio Rank: 31
KNG Sortino Ratio Rank: 31
KNG Omega Ratio Rank: 27
KNG Calmar Ratio Rank: 27
KNG Martin Ratio Rank: 25

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.

BUFY vs. KNG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FT Vest Laddered International Moderate Buffer ETF (BUFY) and FT Vest S&P 500 Dividend Aristocrats Target Income ETF (KNG). 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.

	BUFY	KNG	Difference
Sharpe ratio: Return per unit of total volatility	1.94	1.06	+0.88
Sortino ratio: Return per unit of downside risk	2.82	1.62	+1.20
Omega ratio: Gain probability vs. loss probability	1.38	1.18	+0.19
Calmar ratio: Return relative to maximum drawdown	2.89	1.28	+1.61
Martin ratio: Return relative to average drawdown	12.37	3.23	+9.15

BUFY vs. KNG - Sharpe Ratio Comparison

The current BUFY Sharpe Ratio is 1.94, which is higher than the KNG Sharpe Ratio of 1.06. The chart below compares the historical Sharpe Ratios of BUFY and KNG, 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

BUFY vs. KNG - Drawdown Comparison

The maximum BUFY drawdown since its inception was -8.01%, smaller than the maximum KNG drawdown of -35.12%. Use the drawdown chart below to compare losses from any high point for BUFY and KNG.

Drawdown Indicators

	BUFY	KNG	Difference
Max Drawdown Largest peak-to-trough decline	-8.01%	-35.12%	+27.11%
Max Drawdown (1Y) Largest decline over 1 year	-4.65%	-8.61%	+3.96%
Max Drawdown (3Y) Largest decline over 3 years	—	-14.24%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-18.20%	—
Current Drawdown Current decline from peak	-0.05%	-4.08%	+4.03%
Average Drawdown Average peak-to-trough decline	-1.66%	-4.13%	+2.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.08%	3.41%	-2.33%

Volatility

BUFY vs. KNG - Volatility Comparison

The current volatility for FT Vest Laddered International Moderate Buffer ETF (BUFY) is 1.93%, while FT Vest S&P 500 Dividend Aristocrats Target Income ETF (KNG) has a volatility of 2.98%. This indicates that BUFY experiences smaller price fluctuations and is considered to be less risky than KNG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BUFY	KNG	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.93%	2.98%	-1.05%
Volatility (6M) Calculated over the trailing 6-month period	5.74%	7.57%	-1.83%
Volatility (1Y) Calculated over the trailing 1-year period	6.92%	10.41%	-3.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	8.48%	13.58%	-5.10%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	8.48%	17.16%	-8.68%

BUFY vs. KNG - Expense Ratio Comparison

BUFY has a 1.00% expense ratio, which is higher than KNG's 0.75% expense ratio.

Dividends

BUFY vs. KNG - Dividend Comparison

BUFY has not paid dividends to shareholders, while KNG's dividend yield for the trailing twelve months is around 8.51%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
BUFY FT Vest Laddered International Moderate Buffer ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
KNG FT Vest S&P 500 Dividend Aristocrats Target Income ETF	8.51%	8.61%	9.08%	5.91%	4.00%	3.45%	3.62%	4.09%	3.46%

Frequently Asked Questions

Can I hold both BUFY and KNG in my portfolio?

BUFY and KNG have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BUFY or KNG?

KNG has higher volatility (2.98%) compared to BUFY (1.93%). In terms of maximum drawdown, BUFY dropped -8.01% vs KNG's -35.12%.

Which ETF is better, BUFY or KNG?

On 1-year performance, BUFY leads with 13.37% vs 10.97% for KNG. On fees, KNG is cheaper at 0.75% per year. On volatility, BUFY has been the lower-risk option at 1.93%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, BUFY or KNG?

Over the 1-year period, BUFY has performed better with a 13.37% return vs 10.97%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, BUFY or KNG?

KNG is cheaper with a 0.75% expense ratio, compared with 1.00% for BUFY.

Which ETF pays a higher dividend yield, BUFY or KNG?

KNG has the higher dividend yield at 8.51%, compared with 0.00% for BUFY.

What is the main difference between BUFY and KNG?

BUFY is categorized as Defined Outcome, while KNG is Dividend. Their fees differ too: 1.00% for BUFY and 0.75% for KNG.

Which has better risk-adjusted returns?

BUFY currently has the higher Sharpe Ratio (1.94 vs 1.06), 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.