TSPA vs. VOO

Last updated Jun 3, 2026

TSPA (T. Rowe Price US Equity Research ETF) and VOO (Vanguard S&P 500 ETF) are both exchange-traded funds - TSPA is a Large Cap Blend Equities fund actively managed by T. Rowe Price, while VOO is a S&P 500 fund tracking the S&P 500 Index. TSPA is actively managed, while VOO is passively managed. Over the past 3 years, TSPA returned 23.24%/yr vs 22.73%/yr for VOO. With a 0.99 correlation, they move nearly in lockstep. TSPA charges 0.34%/yr vs 0.03%/yr for VOO.

Performance

TSPA vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T. Rowe Price US Equity Research ETF (TSPA) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with TSPA having a 12.06% return and VOO slightly lower at 11.69%.

TSPA

• 1D: 0.31%
• 1M: 5.15%
• YTD: 12.06%
• 6M: 12.52%
• 1Y: 29.32%
• 3Y*: 23.24%
• 5Y*: —
• 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)

TSPA vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
TSPA T. Rowe Price US Equity Research ETF	12.06%	16.44%	26.37%	29.95%	-18.70%	13.72%
VOO Vanguard S&P 500 ETF	11.69%	17.82%	24.98%	26.32%	-18.17%	13.80%

Correlation

The correlation between TSPA and VOO is 0.99 - 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	0.99
Correlation (3Y) Calculated over the trailing 3-year period	0.99
Correlation (All Time) Calculated using the full available price history since Jun 10, 2021	0.99

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

TSPA vs. VOO - Sectors Allocation Comparison

Sectors	TSPA	VOO
Technology	33.6%	35.7%
Financial Services	12.8%	11.6%
Communication Services	10.7%	11.3%
Consumer Cyclical	9.9%	10.2%
Healthcare	9.5%	8.5%
Industrials	8.0%	8.3%
Consumer Defensive	5.0%	4.9%
Energy	4.1%	3.5%
Utilities	2.6%	2.4%
Basic Materials	1.9%	1.8%
Real Estate	1.8%	1.9%

Return for Risk

TSPA vs. VOO — Risk / Return Rank

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

TSPA

TSPA Risk / Return Rank: 72
TSPA Sharpe Ratio Rank: 73
TSPA Sortino Ratio Rank: 71
TSPA Omega Ratio Rank: 73
TSPA Calmar Ratio Rank: 64
TSPA Martin Ratio Rank: 77

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.

TSPA vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price US Equity Research ETF (TSPA) 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.

	TSPA	VOO	Difference
Sharpe ratio Return per unit of total volatility	2.41	2.53	-0.12
Sortino ratio Return per unit of downside risk	3.28	3.43	-0.15
Omega ratio Gain probability vs. loss probability	1.44	1.46	-0.02
Calmar ratio Return relative to maximum drawdown	3.23	3.42	-0.19
Martin ratio Return relative to average drawdown	15.07	15.95	-0.88
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TSPA vs. VOO - Sharpe Ratio Comparison

The current TSPA Sharpe Ratio is 2.41, which is comparable to the VOO Sharpe Ratio of 2.53. The chart below compares the historical Sharpe Ratios of TSPA 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

	TSPA	VOO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.41	2.53	-0.12
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.85	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.87	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.87	0.89	-0.02

Drawdowns

TSPA vs. VOO - Drawdown Comparison

The maximum TSPA drawdown since its inception was -24.72%, smaller than the maximum VOO drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for TSPA and VOO.

Drawdown Indicators

	TSPA	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-24.72%	-33.99%	+9.27%
Max Drawdown (1Y) Largest decline over 1 year	-9.24%	-8.90%	-0.34%
Max Drawdown (3Y) Largest decline over 3 years	-19.04%	-18.69%	-0.35%
Max Drawdown (5Y) Largest decline over 5 years	—	-24.52%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.99%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-5.50%	-3.69%	-1.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.98%	1.91%	+0.07%

Volatility

TSPA vs. VOO - Volatility Comparison

T. Rowe Price US Equity Research ETF (TSPA) has a higher volatility of 2.91% compared to Vanguard S&P 500 ETF (VOO) at 2.74%. This indicates that TSPA'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

	TSPA	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.91%	2.74%	+0.17%
Volatility (6M) Calculated over the trailing 6-month period	9.42%	8.88%	+0.54%
Volatility (1Y) Calculated over the trailing 1-year period	12.24%	11.78%	+0.46%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.00%	16.81%	+0.19%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.00%	18.01%	-1.01%

TSPA vs. VOO - Expense Ratio Comparison

TSPA has a 0.34% expense ratio, which is higher than VOO's 0.03% expense ratio.

Dividends

TSPA vs. VOO - Dividend Comparison

TSPA's dividend yield for the trailing twelve months is around 0.56%, less than VOO's 1.02% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
TSPA T. Rowe Price US Equity Research ETF	0.56%	0.62%	0.50%	0.41%	1.16%	0.43%	0.00%	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 TSPA and VOO in my portfolio?

With a correlation of 0.99, TSPA 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, TSPA or VOO?

TSPA has higher volatility (2.91%) compared to VOO (2.74%). In terms of maximum drawdown, TSPA dropped -24.72% vs VOO's -33.99%.

Which ETF is better, TSPA or VOO?

On 3-year performance, TSPA leads with 23.24% vs 22.73% for VOO. On fees, VOO is cheaper at 0.03% per year. On volatility, VOO has been the lower-risk option at 2.74%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, TSPA or VOO?

Over the 3-year period, TSPA has performed better with a 23.24% return vs 22.73%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, TSPA or VOO?

VOO is cheaper with a 0.03% expense ratio, compared with 0.34% for TSPA.

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

VOO has the higher dividend yield at 1.02%, compared with 0.56% for TSPA.

What is the main difference between TSPA and VOO?

TSPA is categorized as Large Cap Blend Equities, while VOO is S&P 500. They also come from different issuers: T. Rowe Price and Vanguard. Their fees differ too: 0.34% for TSPA and 0.03% for VOO.

Which has better risk-adjusted returns?

VOO currently has the higher Sharpe Ratio (2.53 vs 2.41), 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.