SPYvsVOOETF Comparison
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State Street SPDR S&P 500 ETF Trust (SPY) and Vanguard S&P 500 ETF (VOO) belong to the same industry segment: US Large Cap. Both ETFs have the same top 3 sector exposures: Information Technology, Financials and Communication Services. SPY is more expensive with a Total Expense Ratio (TER) of 0.0945%, versus 0.03% for VOO. SPY is up 9.04% year-to-date (YTD) with -$9.18B in YTD flows. VOO performs better with 9.06% YTD performance, and +$58.69B in YTD flows. Run a side-by-side ETF comparison of SPY and VOO below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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SPY vs VOO performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 05/20/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SPY VOO | +4.64%+4.65% | +7.87%+7.87% | +9.04%+9.06% | +26.52%+26.60% | +84.02%+84.48% | +91.23%+91.75% |
| Flows | SPY VOO | +$8.60B+$20.65B | +$7.98B+$30.45B | -$9.18B+$58.69B | +$12.62B+$131.63B | +$51.12B+$346.33B | +$80.77B+$418.88B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SPY VOO | +14.93%+14.95% | +12.17%+12.19% | +14.89%+14.83% | +16.89%+17.07% |
| Max drawdown | SPY VOO | -8.55%-8.57% | -8.89%-8.90% | -18.74%-18.75% | -24.50%-24.52% |
| Max drawdown duration | SPY VOO | 47d47d | 76d76d | 126d126d | 708d708d |
Trading data
SPY | VOO | |
Last sale 5/21/2026 at 4:16 PM | $739.32 | $679.60 |
| Previous close 05/20/2026 | $741.25 | $681.57 |
| Consolidated volume 05/20/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of April 30, 2026
1-year trailing difference
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SPY | VOO | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 5/21/2026 at 4:16 PM
Live
Closed
SPY | VOO | |
|---|---|---|
| Last price | $739.32 | $679.60 |
| 1D performance | -0.26% | -0.29% |
| AuM | $764.13 B | $967.16 B |
| E/R | 0.0945% | 0.03% |
Characteristics
SPY | VOO | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | State Street Investment Management | Vanguard |
| Benchmark | S&P 500 Index | S&P 500 Index |
| N° of holdings | 478 | 478 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | January 22, 1993 | September 7, 2010 |
| ESG | No | No |
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Exposure
Countries
SPY
USA
96.95%
Other
3.05%
VOO
USA
96.81%
Other
3.19%
Sectors
SPY
Information Techn.
33.93%
Financials
10.39%
Communication Ser.
10.23%
Consumer Discreti.
10.01%
Health Care
9.32%
Industrials
8.33%
Other
17.78%
VOO
Information Techn.
33.92%
Financials
10.25%
Communication Ser.
10.24%
Consumer Discreti.
10.02%
Health Care
9.33%
Industrials
8.33%
Other
17.91%
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Diversification
SPY
Total weight of top 15 holdings out of 15
42.5%
VOO
Total weight of top 15 holdings out of 15
42.44%
Top 15 holdings
Data as of March 31, 2026
SPY
NVIDIA
7.58%
APPLE
6.66%
MICROSOFT-T
4.91%
AMAZON.COM INC
3.64%
ALPHABET INC-CL
2.99%
BROADCOM LIMITED
2.62%
ALPHABET INC-CL
2.40%
META PLATFORMS
2.24%
TESLA
1.87%
BERKSHIRE HATHWAY
1.57%
JPMORGAN CHASE
1.42%
LILLY
1.30%
EXXON
1.27%
JOHNSON&JOHNSON
1.05%
WALMART INC
0.97%
VOO
NVIDIA
7.58%
APPLE
6.66%
MICROSOFT-T
4.92%
AMAZON.COM INC
3.64%
ALPHABET INC-CL
2.99%
BROADCOM LIMITED
2.62%
ALPHABET INC-CL
2.40%
META PLATFORMS
2.24%
TESLA
1.87%
BERKSHIRE HATHWAY
1.57%
JPMORGAN CHASE
1.34%
LILLY
1.30%
EXXON
1.27%
JOHNSON&JOHNSON
1.05%
WALMART INC
0.97%
Frequently asked questions about SPY and VOO
How have the SPY and VOO ETFs performed in 2026?
As of May 20, 2026, SPY is up 9.04% year-to-date (YTD), while VOO has returned 9.06%. That puts VOO better performer ahead so far this year.
Which ETF is attracting more investor money: SPY or VOO?
Year-to-date, the SPY ETF saw -$9.18B in flows, compared to +$58.69B for VOO.
Which ETF is more volatile: SPY or VOO?
Over the past year, SPY had a volatility of 12.17%, while VOO experienced 12.19%.
Which ETF is bigger: SPY or VOO?
As of May 20, 2026, SPY holds $764.13 B in assets under management (AUM), while VOO manages $967.16 B.
What sectors do the SPY and VOO ETFs invest in?
SPY leans toward sectors like Information Technology, Financials and Communication Services. Meanwhile, VOO focuses on Information Technology, Financials and Communication Services.
What are the top holdings of the SPY ETF and VOO ETF?
SPY top holdings include NVIDIA, APPLE and MICROSOFT-T. VOO holds in its top three: NVIDIA, APPLE and MICROSOFT-T.
Which ETF is more diversified: SPY or VOO?
SPY holds 502 securities with 42.5% of its assets in the top 15. VOO has 503 securities and a top 15 weight of 42.44%.
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