BUFI vs. BKIE
BUFI (AB International Buffer ETF) and BKIE (BNY Mellon International Equity ETF) are both exchange-traded funds - BUFI is a Defined Outcome fund actively managed by AllianceBernstein, while BKIE is a Foreign Large Cap Equities fund tracking the Morningstar Developed Markets ex-US Large Cap Index. BUFI is actively managed, while BKIE is passively managed. Over the past year, BUFI returned 12.80% vs 23.04% for BKIE. Their correlation of 0.94 suggests significant overlap in exposure. BUFI charges 0.69%/yr vs 0.04%/yr for BKIE.
Performance
BUFI vs. BKIE - Performance Comparison
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Returns By Period
In the year-to-date period, BUFI achieves a 4.92% return, which is significantly lower than BKIE's 9.30% return.
BUFI
- 1D
- -0.31%
- 1M
- 1.83%
- YTD
- 4.92%
- 6M
- 6.32%
- 1Y
- 12.80%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
BKIE
- 1D
- 0.78%
- 1M
- 2.61%
- YTD
- 9.30%
- 6M
- 11.55%
- 1Y
- 23.04%
- 3Y*
- 17.90%
- 5Y*
- 9.22%
- 10Y*
- —
BUFI vs. BKIE - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
BUFI AB International Buffer ETF | 4.92% | 16.50% | -1.31% |
BKIE BNY Mellon International Equity ETF | 9.30% | 32.08% | -3.37% |
Correlation
The correlation between BUFI and BKIE is 0.94, 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 | 0.94 |
Correlation (All Time) Calculated using the full available price history since Dec 11, 2024 | 0.94 |
The correlation between BUFI and BKIE has been stable across timeframes, ranging from 0.94 to 0.94 - a consistent structural relationship.
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Return for Risk
BUFI vs. BKIE — Risk / Return Rank
BUFI
BKIE
BUFI vs. BKIE - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for AB International Buffer ETF (BUFI) and BNY Mellon International Equity ETF (BKIE). 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.
| BUFI | BKIE | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.06 | ||
| Sortino ratioReturn per unit of downside risk | -0.02 | ||
| Omega ratioGain probability vs. loss probability | 1.30 | 1.28 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 2.26 | 2.03 | +0.23 |
| Martin ratioReturn relative to average drawdown | 8.98 | 7.83 | +1.15 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| BUFI | BKIE | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.53 | 1.59 | -0.06 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | — | 0.57 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.50 | 0.92 | +0.57 |
Drawdowns
BUFI vs. BKIE - Drawdown Comparison
The maximum BUFI drawdown since its inception was -7.43%, smaller than the maximum BKIE drawdown of -28.19%. Use the drawdown chart below to compare losses from any high point for BUFI and BKIE.
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Drawdown Indicators
| BUFI | BKIE | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -7.43% | -28.19% | +20.76% |
Max Drawdown (1Y)Largest decline over 1 year | -5.69% | -11.41% | +5.72% |
Max Drawdown (3Y)Largest decline over 3 years | — | -13.19% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -28.19% | — |
Current DrawdownCurrent decline from peak | -0.32% | -0.56% | +0.24% |
Average DrawdownAverage peak-to-trough decline | -0.86% | -4.98% | +4.12% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.43% | 2.95% | -1.52% |
Volatility
BUFI vs. BKIE - Volatility Comparison
The current volatility for AB International Buffer ETF (BUFI) is 2.20%, while BNY Mellon International Equity ETF (BKIE) has a volatility of 4.31%. This indicates that BUFI experiences smaller price fluctuations and is considered to be less risky than BKIE based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BUFI | BKIE | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.20% | 4.31% | -2.11% |
Volatility (6M)Calculated over the trailing 6-month period | 7.05% | 12.19% | -5.14% |
Volatility (1Y)Calculated over the trailing 1-year period | 8.43% | 14.58% | -6.15% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 9.15% | 16.12% | -6.97% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 9.15% | 16.33% | -7.18% |
BUFI vs. BKIE - Expense Ratio Comparison
BUFI has a 0.69% expense ratio, which is higher than BKIE's 0.04% expense ratio.
Dividends
BUFI vs. BKIE - Dividend Comparison
BUFI has not paid dividends to shareholders, while BKIE's dividend yield for the trailing twelve months is around 3.24%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 |
|---|---|---|---|---|---|---|---|
BKIE BNY Mellon International Equity ETF | 3.24% | 3.12% | 3.31% | 2.88% | 2.97% | 2.58% | 1.49% |
BUFI AB International Buffer ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
With a correlation of 0.94, BUFI and BKIE move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
BKIE has higher volatility (4.31%) compared to BUFI (2.20%). In terms of maximum drawdown, BUFI dropped -7.43% vs BKIE's -28.19%.
On 1-year performance, BKIE leads with 23.04% vs 12.80% for BUFI. On fees, BKIE is cheaper at 0.04% per year. On volatility, BUFI has been the lower-risk option at 2.20%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, BKIE has performed better with a 23.04% return vs 12.80%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
BKIE is cheaper with a 0.04% expense ratio, compared with 0.69% for BUFI.
BKIE has the higher dividend yield at 3.24%, compared with 0.00% for BUFI.
BUFI is categorized as Defined Outcome, while BKIE is Foreign Large Cap Equities. They also come from different issuers: AllianceBernstein and BNY Mellon. Their fees differ too: 0.69% for BUFI and 0.04% for BKIE.
BKIE currently has the higher Sharpe Ratio (1.59 vs 1.53), 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.
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