BUFX vs. KNG
BUFX (FT Vest Laddered Enhance & Moderate Buffer ETF) and KNG (FT Vest S&P 500 Dividend Aristocrats Target Income ETF) are both exchange-traded funds - BUFX is a Defined Outcome fund managed by First Trust, while KNG is a Dividend fund tracking the Cboe S&P 500 Dividend Aristocrats Target Income Index Monthly Series. At a 0.38 correlation, their price movements are largely independent. BUFX charges 0.96%/yr vs 0.75%/yr for KNG.
Performance
BUFX vs. KNG - Performance Comparison
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Returns By Period
In the year-to-date period, BUFX achieves a 3.84% return, which is significantly lower than KNG's 4.84% return.
BUFX
- 1D
- -0.27%
- 1M
- 0.09%
- YTD
- 3.84%
- 6M
- 3.89%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
KNG
- 1D
- 0.65%
- 1M
- 2.07%
- YTD
- 4.84%
- 6M
- 4.41%
- 1Y
- 10.46%
- 3Y*
- 7.42%
- 5Y*
- 5.39%
- 10Y*
- —
BUFX vs. KNG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
BUFX FT Vest Laddered Enhance & Moderate Buffer ETF | 3.84% | 5.43% |
KNG FT Vest S&P 500 Dividend Aristocrats Target Income ETF | 4.84% | 5.02% |
Correlation
The correlation between BUFX and KNG is 0.38, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Jun 25, 2025 | 0.38 |
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Return for Risk
BUFX vs. KNG — Risk / Return Rank
BUFX
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
KNG
BUFX vs. KNG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for FT Vest Laddered Enhance & Moderate Buffer ETF (BUFX) 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.
| BUFX | KNG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.18 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 1.22 | — |
| Martin ratioReturn relative to average drawdown | — | 3.07 | — |
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Drawdowns
BUFX vs. KNG - Drawdown Comparison
The maximum BUFX drawdown since its inception was -2.87%, smaller than the maximum KNG drawdown of -35.12%. Use the drawdown chart below to compare losses from any high point for BUFX and KNG.
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Drawdown Indicators
| BUFX | KNG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -2.87% | -35.12% | +32.25% |
Max Drawdown (1Y)Largest decline over 1 year | — | -8.61% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -14.24% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -18.20% | — |
Current DrawdownCurrent decline from peak | -0.59% | -3.46% | +2.87% |
Average DrawdownAverage peak-to-trough decline | -0.24% | -4.13% | +3.89% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 3.42% | — |
Volatility
BUFX vs. KNG - Volatility Comparison
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Volatility by Period
| BUFX | KNG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 3.00% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 7.59% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 4.05% | 10.41% | -6.36% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.05% | 13.58% | -9.53% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.05% | 17.15% | -13.10% |
BUFX vs. KNG - Expense Ratio Comparison
BUFX has a 0.96% expense ratio, which is higher than KNG's 0.75% expense ratio.
Dividends
BUFX vs. KNG - Dividend Comparison
BUFX has not paid dividends to shareholders, while KNG's dividend yield for the trailing twelve months is around 8.45%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
BUFX FT Vest Laddered Enhance & 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 | 8.45% | 8.61% | 9.08% | 5.91% | 4.00% | 3.45% | 3.62% | 4.09% | 3.46% |
Frequently Asked Questions
BUFX and KNG have a correlation of 0.38, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, KNG is cheaper at 0.75% per year. The better choice depends on whether you care most about return, fees, risk, or income.
KNG is cheaper with a 0.75% expense ratio, compared with 0.96% for BUFX.
KNG has the higher dividend yield at 8.45%, compared with 0.00% for BUFX.
BUFX is categorized as Defined Outcome, while KNG is Dividend. Their fees differ too: 0.96% for BUFX and 0.75% for KNG.
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