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: Technology, Finance and Consumer Non-Cyclicals. SPY is more expensive with a Total Expense Ratio (TER) of 0.0945%, versus 0.03% for VOO. SPY is up 13.89% year-to-date (YTD) with +$11.84B in YTD flows. VOO performs better with 13.93% YTD performance, and +$91.08B 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 08/17/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SPY VOO | +3.92%+3.93% | +4.88%+4.90% | +13.89%+13.93% | +21.39%+21.48% | +83.75%+84.21% | +86.21%+86.72% |
| Flows | SPY VOO | +$5.11B+$16.92B | +$15.50B+$35.57B | +$11.84B+$91.08B | +$29.18B+$149.62B | +$70.53B+$361.24B | +$94.78B+$440.27B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SPY VOO | +13.55%+13.57% | +12.85%+12.87% | +15.06%+15.00% | +17.03%+17.20% |
| Max drawdown | SPY VOO | -4.46%-4.46% | -8.89%-8.90% | -18.74%-18.75% | -24.50%-24.52% |
| Max drawdown duration | SPY VOO | 59d59d | 76d76d | 126d126d | 708d708d |
Trading data
SPY | VOO | |
Last sale 8/18/2026 at 1:30 PM | $767.45 | $705.40 |
| Previous close 08/17/2026 | $772.67 | $710.27 |
| Consolidated volume 08/17/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of July 31, 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 8/18/2026 at 1:30 PM
Live
Closed
SPY | VOO | |
|---|---|---|
| Last price | $767.45 | $705.40 |
| 1D performance | -0.68% | -0.69% |
| AuM | $818.25 B | $1,040.54 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 | 496 | 496 |
| 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
97.3%
Other
2.7%
VOO
USA
97.12%
Other
2.88%
Sectors
SPY
Technology
45.7%
Finance
13.13%
Consumer Non-Cycl.
8.76%
Healthcare
8.66%
Industrials
7.93%
Other
15.81%
VOO
Technology
45.7%
Finance
12.96%
Consumer Non-Cycl.
8.75%
Healthcare
8.65%
Industrials
7.93%
Other
15.99%
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Diversification
SPY
Total weight of top 15 holdings out of 15
43.05%
VOO
Total weight of top 15 holdings out of 15
42.94%
Top 15 holdings
Data as of June 30, 2026
SPY
NVIDIA Corp.
7.50%
Apple, Inc.
6.57%
Microsoft Corp.
4.29%
Amazon.com, Inc.
3.61%
Alphabet, Inc.
3.24%
Broadcom Inc.
2.77%
Alphabet, Inc.
2.58%
Micron Technology, Inc.
2.01%
Meta Platforms, Inc.
1.91%
Tesla, Inc.
1.83%
Eli Lilly & Co.
1.47%
Advanced Micro Devices, Inc.
1.47%
Berkshire Hathaway, Inc.
1.42%
JPMorgan Chase & Co.
1.36%
Intel Corp.
1.02%
VOO
NVIDIA Corp.
7.50%
Apple, Inc.
6.57%
Microsoft Corp.
4.29%
Amazon.com, Inc.
3.61%
Alphabet, Inc.
3.24%
Broadcom Inc.
2.77%
Alphabet, Inc.
2.58%
Micron Technology, Inc.
2.01%
Meta Platforms, Inc.
1.91%
Tesla, Inc.
1.83%
Eli Lilly & Co.
1.47%
Advanced Micro Devices, Inc.
1.47%
Berkshire Hathaway, Inc.
1.42%
JPMorgan Chase & Co.
1.25%
Intel Corp.
1.02%
Frequently asked questions about SPY and VOO
How have the SPY and VOO ETFs performed in 2026?
As of August 17, 2026, SPY is up 13.89% year-to-date (YTD), while VOO has returned 13.93%. 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 +$11.84B in flows, compared to +$91.08B for VOO.
Which ETF is more volatile: SPY or VOO?
Over the past year, SPY had a volatility of 12.85%, while VOO experienced 12.87%.
Which ETF is bigger: SPY or VOO?
As of August 17, 2026, SPY holds $818.25 B in assets under management (AUM), while VOO manages $1,040.54 B.
What sectors do the SPY and VOO ETFs invest in?
SPY leans toward sectors like Technology, Finance and Consumer Non-Cyclicals. Meanwhile, VOO focuses on Technology, Finance and Consumer Non-Cyclicals.
What are the top holdings of the SPY ETF and VOO ETF?
SPY top holdings include NVIDIA Corp., Apple, Inc. and Microsoft Corp.. VOO holds in its top three: NVIDIA Corp., Apple, Inc. and Microsoft Corp..
Which ETF is more diversified: SPY or VOO?
SPY holds 501 securities with 43.05% of its assets in the top 15. VOO has 503 securities and a top 15 weight of 42.94%.
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