BDAIX vs. VOO

Last updated Jun 3, 2026

BDAIX (Baron Durable Advantage Fund) and VOO (Vanguard S&P 500 ETF) are both funds - BDAIX is a Large Cap Growth Equities fund managed by Baron Capital Group, Inc., while VOO is a S&P 500 fund tracking the S&P 500 Index. Over the past 5 years, BDAIX returned 15.49%/yr vs 14.26%/yr for VOO. Their correlation of 0.93 suggests significant overlap in exposure. BDAIX charges 1.48%/yr vs 0.03%/yr for VOO.

Performance

BDAIX vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Baron Durable Advantage Fund (BDAIX) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BDAIX achieves a 6.86% return, which is significantly lower than VOO's 11.69% return.

BDAIX

• 1D: 0.03%
• 1M: 2.21%
• YTD: 6.86%
• 6M: 7.44%
• 1Y: 22.34%
• 3Y*: 23.00%
• 5Y*: 15.49%
• 10Y*: —

VOO

• 1D: 0.14%
• 1M: 5.39%
• YTD: 11.69%
• 6M: 12.11%
• 1Y: 29.68%
• 3Y*: 22.73%
• 5Y*: 14.26%
• 10Y*: 15.65%

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

BDAIX vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
BDAIX Baron Durable Advantage Fund	6.86%	16.56%	27.14%	45.51%	-24.81%	32.17%	20.32%	27.34%
VOO Vanguard S&P 500 ETF	11.69%	17.82%	24.98%	26.32%	-18.17%	28.79%	18.32%	18.19%

Correlation

The correlation between BDAIX and VOO is 0.91, 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	0.91
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (All Time) Calculated using the full available price history since Feb 20, 2019	0.93

The correlation between BDAIX and VOO has been stable across timeframes, ranging from 0.91 to 0.94 - a consistent structural relationship.

Return for Risk

BDAIX vs. VOO — Risk / Return Rank

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

BDAIX

BDAIX Risk / Return Rank: 22
BDAIX Sharpe Ratio Rank: 25
BDAIX Sortino Ratio Rank: 22
BDAIX Omega Ratio Rank: 25
BDAIX Calmar Ratio Rank: 17
BDAIX Martin Ratio Rank: 22

VOO

VOO Risk / Return Rank: 75
VOO Sharpe Ratio Rank: 77
VOO Sortino Ratio Rank: 75
VOO Omega Ratio Rank: 76
VOO Calmar Ratio Rank: 68
VOO Martin Ratio Rank: 80

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.

BDAIX vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Baron Durable Advantage Fund (BDAIX) and Vanguard S&P 500 ETF (VOO). 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.

	BDAIX	VOO	Difference
Sharpe ratio Return per unit of total volatility	1.45	2.53	-1.08
Sortino ratio Return per unit of downside risk	2.04	3.43	-1.39
Omega ratio Gain probability vs. loss probability	1.26	1.46	-0.20
Calmar ratio Return relative to maximum drawdown	1.54	3.42	-1.88
Martin ratio Return relative to average drawdown	5.85	15.95	-10.09
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BDAIX vs. VOO - Sharpe Ratio Comparison

The current BDAIX Sharpe Ratio is 1.45, which is lower than the VOO Sharpe Ratio of 2.53. The chart below compares the historical Sharpe Ratios of BDAIX and VOO, 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

	BDAIX	VOO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.45	2.53	-1.08
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.77	0.85	-0.08
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.87	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.86	0.89	-0.03

Drawdowns

BDAIX vs. VOO - Drawdown Comparison

The maximum BDAIX drawdown since its inception was -33.57%, roughly equal to the maximum VOO drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for BDAIX and VOO.

Drawdown Indicators

	BDAIX	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-33.57%	-33.99%	+0.42%
Max Drawdown (1Y) Largest decline over 1 year	-14.82%	-8.90%	-5.92%
Max Drawdown (3Y) Largest decline over 3 years	-21.79%	-18.69%	-3.10%
Max Drawdown (5Y) Largest decline over 5 years	-30.25%	-24.52%	-5.73%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.99%	—
Current Drawdown Current decline from peak	-0.22%	0.00%	-0.22%
Average Drawdown Average peak-to-trough decline	-5.82%	-3.69%	-2.13%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.89%	1.91%	+1.98%

Volatility

BDAIX vs. VOO - Volatility Comparison

Baron Durable Advantage Fund (BDAIX) has a higher volatility of 3.26% compared to Vanguard S&P 500 ETF (VOO) at 2.74%. This indicates that BDAIX's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BDAIX	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.26%	2.74%	+0.52%
Volatility (6M) Calculated over the trailing 6-month period	12.15%	8.88%	+3.27%
Volatility (1Y) Calculated over the trailing 1-year period	15.98%	11.78%	+4.20%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.25%	16.81%	+3.44%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.98%	18.01%	+3.97%

BDAIX vs. VOO - Expense Ratio Comparison

BDAIX has a 1.48% expense ratio, which is higher than VOO's 0.03% expense ratio.

Dividends

BDAIX vs. VOO - Dividend Comparison

BDAIX has not paid dividends to shareholders, while VOO's dividend yield for the trailing twelve months is around 1.02%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BDAIX Baron Durable Advantage Fund	0.00%	0.00%	0.23%	0.10%	0.00%	0.33%	0.12%	0.00%	0.00%	0.00%	0.00%	0.00%
VOO Vanguard S&P 500 ETF	1.02%	1.13%	1.24%	1.46%	1.69%	1.25%	1.54%	1.88%	2.06%	1.78%	2.02%	2.10%

Frequently Asked Questions

Can I hold both BDAIX and VOO in my portfolio?

With a correlation of 0.91, BDAIX and VOO 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 is riskier, BDAIX or VOO?

BDAIX has higher volatility (3.26%) compared to VOO (2.74%). In terms of maximum drawdown, BDAIX dropped -33.57% vs VOO's -33.99%.

Which has better risk-adjusted returns?

VOO currently has the higher Sharpe Ratio (2.53 vs 1.45), 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.