CHAT vs VOO
Roundhill Generative AI & Technology ETF vs Vanguard S&P 500 ETF
Which is better, CHAT or VOO?
Large Cap Growth against Large Cap Blend.
VOO has a lower expense ratio. CHAT led over 1Y, 3Y and the full window. VOO is less concentrated, with 37.6% of the fund in its ten largest positions against 39.6%.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | CHAT | VOO |
|---|---|---|
| Expense Ratio | 0.75% | 0.03%Best |
| AUM | $1.9B | $1.0T |
| Dividend Yield | 1.92% | 1.04% |
| Holdings | 49 | 506 |
| YTD Return | +52.71%Best | +14.88% |
| 1Y Return | +45.09%Best | +17.30% |
| 3Y Return (annualized) | +50.30%Best | +23.04% |
| 5Y Return (annualized) | - | +13.97% |
| Volatility (annualized) | 30.8% | 12.6%Best |
| Max Drawdown | -31.3% | -18.7%Best |
| $10,000 over 3.4 years | $36,673Best | $19,465 |
| Top 10 Weight | 39.6% | 37.6%Best |
| Fund Family | Roundhill Investments | Vanguard (US) |
| Category | Equity | Equity |
| Style | Large Cap Growth | Large Cap Blend |
| Inception | May 18, 2023 | Sep 7, 2010 |
Volatility and max drawdown, and the $10,000 over 3.4 years row, are measured over the window both funds cover: May 18, 2023 to Oct 9, 2026 (3.4 years).
CHAT vs VOO growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view covers the 3.4 years both funds cover.
CHAT vs VOO Performance
Roundhill Generative AI & Technology ETF (CHAT) is an ETF from Roundhill Investments and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Over the past year CHAT returned +45.09% while VOO returned +17.30%. Year to date, CHAT is up 52.71% versus a gain of 14.88% for VOO.
Over three years, CHAT compounded at +50.30% per year against +23.04% for VOO.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
CHAT has been the more volatile fund, with annualized monthly volatility of 30.8% compared with 12.6% for VOO. Lower volatility generally means a smoother ride, though it often comes with lower long-run returns.
The deepest peak-to-trough decline in our data was -31.3% for CHAT and -18.7% for VOO. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.77. They usually move together, but the gap leaves some room for diversification.
Fees and Cost Over Time
CHAT charges 0.75% per year while VOO charges 0.03%. On a $10,000 position that is $75 vs $3 annually, a gap of $72 per year that compounds over a long holding period. On income, CHAT currently yields 1.92% against 1.04% for VOO.
Holdings Overlap
47.9% of CHAT's money is in holdings VOO also owns. 29.7% of VOO's money is in holdings CHAT also owns.
The two portfolios partly overlap.
The two holdings books were reported 46 days apart, CHAT as of Sep 15, 2026 and VOO as of Jul 31, 2026, so some of the difference between them is the time between the two reports rather than the funds.
17 positions in common, counted across the 44 positions we hold weights for in CHAT and 494 in VOO, against full books of 49 and 506.
What only one of them owns
Our book lists 470 positions for VOO that do not appear in our book for CHAT (69.4% of the fund), and 7 for CHAT that do not appear in VOO (13.6%).
Some of those will be the same company recorded under a different code in one of the two books, so the real difference in what you would own is no larger than this and may be smaller. We do not name the individual positions here for that reason.
Top Shared Holdings
| Stock | Weight in CHAT | Weight in VOO | Difference |
|---|---|---|---|
| NVDANvidia Corp | 6.90% | 7.55% | 0.65% |
| MSFTMicrosoft Corp | 4.00% | 5.36% | 1.36% |
| GOOGLAlphabet Inc,class A | 5.97% | 3.24% | 2.73% |
| AMZNAmazon.Com Inc | 3.59% | 4.13% | 0.54% |
| AVGOBroadcom Inc | 2.57% | 2.86% | 0.29% |
| MUMicron Technology, Inc. | 2.95% | 1.44% | 1.51% |
| METAMeta Platforms Inc | 2.49% | 1.90% | 0.59% |
| AMDAdvanced Micro Devices Inc | 2.90% | 1.21% | 1.69% |
| CRWDCrowdstrike Holdings Inc | 2.34% | 0.30% | 2.04% |
| COHRCoherent Corp | 2.25% | 0.08% | 2.17% |
47.9% of CHAT is already inside VOO.
You probably hold more than these two. Add the rest and see how much of the whole book is the same companies twice.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, CHAT or VOO?
CHAT has an expense ratio of 0.75% while VOO charges 0.03%. VOO is the cheaper option, by $72 a year on a $10,000 investment.
Which performed better, CHAT or VOO?
Over the past year CHAT returned +45.09% vs +17.30% for VOO, so CHAT leads on 1-year performance. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, CHAT or VOO?
CHAT has been the more volatile fund at 30.8% annualized versus 12.6% for VOO. Worst drawdown: CHAT -31.3% vs VOO -18.7%.
Should I hold both CHAT and VOO?
CHAT and VOO have a monthly-return correlation of 0.77, so their returns are far enough apart for the mix to behave differently from either one alone. This is information, not a recommendation.
What is the holdings overlap between CHAT and VOO?
47.9% of CHAT's money is in holdings VOO also owns. 29.7% of VOO's is in holdings CHAT also owns. They hold 17 positions in common, counted across the 44 positions we hold weights for in CHAT and 494 in VOO.
Which pays a higher dividend, CHAT or VOO?
CHAT yields 1.92% while VOO yields 1.04%, so CHAT currently pays the higher dividend yield.
Is VOO better than CHAT?
VOO has a lower expense ratio. CHAT led over 1Y, 3Y and the full window. VOO is less concentrated, with 37.6% of the fund in its ten largest positions against 39.6%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.