EFIV vs. VOO

Last updated Jun 4, 2026

EFIV (State Street SPDR S&P 500 ESG ETF) and VOO (Vanguard S&P 500 ETF) are both S&P 500 funds - EFIV tracks the S&P 500 ESG Index while VOO tracks the S&P 500 Index. Both are passively managed. Over the past 5 years, EFIV returned 14.48%/yr vs 13.90%/yr for VOO. With a 0.99 correlation, they move nearly in lockstep. EFIV charges 0.10%/yr vs 0.03%/yr for VOO.

Performance

EFIV vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in State Street SPDR S&P 500 ESG ETF (EFIV) 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, EFIV achieves a 9.91% return, which is significantly lower than VOO's 10.91% return.

EFIV

• 1D: -0.68%
• 1M: 4.63%
• YTD: 9.91%
• 6M: 10.51%
• 1Y: 30.49%
• 3Y*: 21.82%
• 5Y*: 14.48%
• 10Y*: —

VOO

• 1D: -0.70%
• 1M: 5.04%
• YTD: 10.91%
• 6M: 10.93%
• 1Y: 28.04%
• 3Y*: 22.44%
• 5Y*: 13.90%
• 10Y*: 15.56%

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

EFIV vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
EFIV State Street SPDR S&P 500 ESG ETF	9.91%	18.47%	23.80%	27.92%	-17.76%	31.70%	16.69%
VOO Vanguard S&P 500 ETF	10.91%	17.82%	24.98%	26.32%	-18.17%	28.79%	17.43%

Correlation

The correlation between EFIV and VOO is 0.97 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.97
Correlation (3Y) Calculated over the trailing 3-year period	0.98
Correlation (5Y) Calculated over the trailing 5-year period	0.99
Correlation (All Time) Calculated using the full available price history since Jul 29, 2020	0.99

The correlation between EFIV and VOO has been stable across timeframes, ranging from 0.97 to 0.99 - a consistent structural relationship.

EFIV vs. VOO - Sectors Allocation Comparison

Sectors	EFIV	VOO
Technology	36.9%	35.7%
Communication Services	12.8%	11.3%
Financial Services	12.5%	11.6%
Healthcare	10.7%	8.5%
Industrials	7.5%	8.3%
Consumer Defensive	5.3%	4.9%
Consumer Cyclical	5.0%	10.2%
Energy	2.9%	3.5%
Real Estate	2.2%	1.9%
Utilities	2.1%	2.4%
Basic Materials	2.0%	1.8%

Return for Risk

EFIV vs. VOO — Risk / Return Rank

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

EFIV

EFIV Risk / Return Rank: 76
EFIV Sharpe Ratio Rank: 79
EFIV Sortino Ratio Rank: 80
EFIV Omega Ratio Rank: 78
EFIV Calmar Ratio Rank: 65
EFIV Martin Ratio Rank: 77

VOO

VOO Risk / Return Rank: 70
VOO Sharpe Ratio Rank: 71
VOO Sortino Ratio Rank: 70
VOO Omega Ratio Rank: 70
VOO Calmar Ratio Rank: 62
VOO Martin Ratio Rank: 75

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.

EFIV vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for State Street SPDR S&P 500 ESG ETF (EFIV) 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.

	EFIV	VOO	Difference
Sharpe ratio: Return per unit of total volatility	2.60	2.39	+0.21
Sortino ratio: Return per unit of downside risk	3.62	3.25	+0.37
Omega ratio: Gain probability vs. loss probability	1.47	1.43	+0.04
Calmar ratio: Return relative to maximum drawdown	3.24	3.16	+0.08
Martin ratio: Return relative to average drawdown	15.02	14.73	+0.29
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

EFIV vs. VOO - Sharpe Ratio Comparison

The current EFIV Sharpe Ratio is 2.60, which is comparable to the VOO Sharpe Ratio of 2.39. The chart below compares the historical Sharpe Ratios of EFIV 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

	EFIV	VOO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.60	2.39	+0.21
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.86	0.83	+0.03
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.87	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.06	0.89	+0.17

Drawdowns

EFIV vs. VOO - Drawdown Comparison

The maximum EFIV drawdown since its inception was -24.52%, smaller than the maximum VOO drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for EFIV and VOO.

Drawdown Indicators

	EFIV	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-24.52%	-33.99%	+9.47%
Max Drawdown (1Y) Largest decline over 1 year	-9.44%	-8.90%	-0.54%
Max Drawdown (3Y) Largest decline over 3 years	-19.23%	-18.69%	-0.54%
Max Drawdown (5Y) Largest decline over 5 years	-24.52%	-24.52%	0.00%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.99%	—
Current Drawdown Current decline from peak	-1.02%	-0.70%	-0.32%
Average Drawdown Average peak-to-trough decline	-4.81%	-3.69%	-1.12%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.04%	1.91%	+0.13%

Volatility

EFIV vs. VOO - Volatility Comparison

State Street SPDR S&P 500 ESG ETF (EFIV) has a higher volatility of 3.14% compared to Vanguard S&P 500 ETF (VOO) at 2.84%. This indicates that EFIV'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

	EFIV	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.14%	2.84%	+0.30%
Volatility (6M) Calculated over the trailing 6-month period	9.00%	8.90%	+0.10%
Volatility (1Y) Calculated over the trailing 1-year period	11.79%	11.80%	-0.01%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.92%	16.81%	+0.11%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.83%	18.01%	-1.18%

EFIV vs. VOO - Expense Ratio Comparison

EFIV has a 0.10% expense ratio, which is higher than VOO's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

EFIV vs. VOO - Dividend Comparison

EFIV's dividend yield for the trailing twelve months is around 0.94%, less than VOO's 1.03% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EFIV State Street SPDR S&P 500 ESG ETF	0.94%	1.03%	1.20%	1.37%	1.64%	1.19%	0.65%	0.00%	0.00%	0.00%	0.00%	0.00%
VOO Vanguard S&P 500 ETF	1.03%	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 EFIV and VOO in my portfolio?

With a correlation of 0.97, EFIV 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, EFIV or VOO?

EFIV has higher volatility (3.14%) compared to VOO (2.84%). In terms of maximum drawdown, EFIV dropped -24.52% vs VOO's -33.99%.

Which ETF is better, EFIV or VOO?

On 5-year performance, EFIV leads with 14.48% vs 13.90% for VOO. On fees, VOO is cheaper at 0.03% per year. On volatility, VOO has been the lower-risk option at 2.84%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, EFIV or VOO?

Over the 5-year period, EFIV has performed better with a 14.48% return vs 13.90%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, EFIV or VOO?

VOO is cheaper with a 0.03% expense ratio, compared with 0.10% for EFIV.

Which ETF pays a higher dividend yield, EFIV or VOO?

VOO has the higher dividend yield at 1.03%, compared with 0.94% for EFIV.

What is the main difference between EFIV and VOO?

EFIV tracks S&P 500 ESG Index, while VOO tracks S&P 500 Index. They also come from different issuers: State Street and Vanguard. Their fees differ too: 0.10% for EFIV and 0.03% for VOO.

Which has better risk-adjusted returns?

EFIV currently has the higher Sharpe Ratio (2.60 vs 2.39), 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.