BRIE vs. BUFI

Last updated Jun 25, 2026

BRIE (MFS Blended Research International Equity ETF) and BUFI (AB International Buffer ETF) are both exchange-traded funds - BRIE is a Foreign Large Cap Equities fund actively managed by MFS, while BUFI is a Defined Outcome fund actively managed by AllianceBernstein. Both are actively managed. Their correlation of 0.92 suggests significant overlap in exposure. BRIE charges 0.34%/yr vs 0.69%/yr for BUFI.

Performance

BRIE vs. BUFI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Blended Research International Equity ETF (BRIE) and AB International Buffer ETF (BUFI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BRIE achieves a 12.49% return, which is significantly higher than BUFI's 4.95% return.

BRIE

• 1D: -0.20%
• 1M: 1.60%
• YTD: 12.49%
• 6M: 12.28%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

BUFI

• 1D: -0.13%
• 1M: 0.21%
• YTD: 4.95%
• 6M: 4.82%
• 1Y: 12.33%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BRIE vs. BUFI - Yearly Performance Comparison

	2026 (YTD)	2025
BRIE MFS Blended Research International Equity ETF	12.49%	6.54%
BUFI AB International Buffer ETF	4.95%	2.05%

Correlation

The correlation between BRIE and BUFI is 0.92, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 22, 2025	0.92

Return for Risk

BRIE vs. BUFI — Risk / Return Rank

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

BRIE

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

BUFI

BUFI Risk / Return Rank: 50
BUFI Sharpe Ratio Rank: 46
BUFI Sortino Ratio Rank: 48
BUFI Omega Ratio Rank: 50
BUFI Calmar Ratio Rank: 50
BUFI Martin Ratio Rank: 56

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.

BRIE vs. BUFI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Blended Research International Equity ETF (BRIE) and AB International Buffer ETF (BUFI). 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.

	BRIE	BUFI	Difference
Sharpe ratio: Return per unit of total volatility	—	1.44	—
Sortino ratio: Return per unit of downside risk	—	2.13	—
Omega ratio: Gain probability vs. loss probability	—	1.28	—
Calmar ratio: Return relative to maximum drawdown	—	2.18	—
Martin ratio: Return relative to average drawdown	—	8.65	—

Drawdowns

BRIE vs. BUFI - Drawdown Comparison

The maximum BRIE drawdown since its inception was -11.39%, which is greater than BUFI's maximum drawdown of -7.43%. Use the drawdown chart below to compare losses from any high point for BRIE and BUFI.

Drawdown Indicators

	BRIE	BUFI	Difference
Max Drawdown Largest peak-to-trough decline	-11.39%	-7.43%	-3.96%
Max Drawdown (1Y) Largest decline over 1 year	—	-5.69%	—
Current Drawdown Current decline from peak	-2.96%	-1.08%	-1.88%
Average Drawdown Average peak-to-trough decline	-2.10%	-0.84%	-1.26%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	1.43%	—

Volatility

Volatility by Period

	BRIE	BUFI	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	2.38%	—
Volatility (6M) Calculated over the trailing 6-month period	—	7.33%	—
Volatility (1Y) Calculated over the trailing 1-year period	18.38%	8.62%	+9.76%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.38%	9.15%	+9.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.38%	9.15%	+9.23%

BRIE vs. BUFI - Expense Ratio Comparison

BRIE has a 0.34% expense ratio, which is lower than BUFI's 0.69% expense ratio.

Dividends

BRIE vs. BUFI - Dividend Comparison

BRIE's dividend yield for the trailing twelve months is around 0.24%, while BUFI has not paid dividends to shareholders.

Position	TTM	2025
BRIE MFS Blended Research International Equity ETF	0.24%	0.27%
BUFI AB International Buffer ETF	0.00%	0.00%

Frequently Asked Questions

Can I hold both BRIE and BUFI in my portfolio?

With a correlation of 0.92, BRIE and BUFI 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.

Which ETF is better, BRIE or BUFI?

On fees, BRIE is cheaper at 0.34% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, BRIE or BUFI?

BRIE is cheaper with a 0.34% expense ratio, compared with 0.69% for BUFI.

Which ETF pays a higher dividend yield, BRIE or BUFI?

BRIE has the higher dividend yield at 0.24%, compared with 0.00% for BUFI.

What is the main difference between BRIE and BUFI?

BRIE is categorized as Foreign Large Cap Equities, while BUFI is Defined Outcome. They also come from different issuers: MFS and AllianceBernstein. Their fees differ too: 0.34% for BRIE and 0.69% for BUFI.