OILT vs VOO
Texas Capital Texas Oil Index ETF vs Vanguard S&P 500 ETF
Which is better, OILT or VOO?
Each has led over a different period.
VOO has a lower expense ratio. OILT led over 1Y, VOO over the full window. VOO is less concentrated, with 36.4% of the fund in its ten largest positions against 60.3%.
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 | OILT | VOO |
|---|---|---|
| Expense Ratio | 0.35% | 0.03%Best |
| AUM | $14M | $997.4B |
| Dividend Yield | 2.55% | 1.04% |
| Holdings | 27 | 509 |
| YTD Return | +43.00%Best | +11.55% |
| 1Y Return | +45.98%Best | +17.54% |
| 3Y Return (annualized) | - | +20.71% |
| 5Y Return (annualized) | - | +12.80% |
| Volatility (annualized) | 25.1% | 11.9%Best |
| Max Drawdown | -35.2% | -18.7%Best |
| $10,000 over 2.7 years | $14,211 | $16,486Best |
| Top 10 Weight | 60.3% | 36.4%Best |
| Fund Family | Texas Capital | Vanguard (US) |
| Category | Equity | Equity |
| Style | Large Cap Blend | Large Cap Blend |
| Inception | Dec 20, 2023 | Sep 7, 2010 |
Volatility and max drawdown, and the $10,000 over 2.7 years row, are measured over the window both funds cover: Dec 21, 2023 to Sep 10, 2026 (2.7 years).
OILT 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 2.7 years both funds cover.
OILT vs VOO Performance
Texas Capital Texas Oil Index ETF (OILT) is an ETF from Texas Capital and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Over the past year OILT returned +45.98% while VOO returned +17.54%. Year to date, OILT is up 43.00% versus a gain of 11.55% for VOO.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
OILT has been the more volatile fund, with annualized monthly volatility of 25.1% compared with 11.9% 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 -35.2% for OILT 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 -0.08. They move largely independently of each other.
Fees and Cost Over Time
OILT charges 0.35% per year while VOO charges 0.03%. On a $10,000 position that is $35 vs $3 annually, a gap of $32 per year that compounds over a long holding period. On income, OILT currently yields 2.55% against 1.04% for VOO.
Holdings Overlap
53.3% of OILT's money is in holdings VOO also owns. 2.0% of VOO's money is in holdings OILT also owns.
The two portfolios partly overlap.
The two holdings books were reported 49 days apart, OILT as of Aug 18, 2026 and VOO as of Jun 30, 2026, so some of the difference between them is the time between the two reports rather than the funds.
9 positions in common, counted across the 26 positions we hold weights for in OILT and 505 in VOO, against full books of 27 and 509.
What only one of them owns
Our book lists 487 positions for VOO that do not appear in our book for OILT (97.5% of the fund), and 13 for OILT that do not appear in VOO (37.2%).
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 OILT | Weight in VOO | Difference |
|---|---|---|---|
| XOMExxon Mobil Corp. | 7.55% | 0.88% | 6.67% |
| COPConocophillips Co | 7.52% | 0.20% | 7.32% |
| FANGDiamondback Energy Inc. | 7.30% | 0.05% | 7.25% |
| OXYOccidental Petroleum Corp. | 7.21% | 0.05% | 7.16% |
| EOGEog Resources Inc | 6.01% | 0.11% | 5.90% |
| CVXChevron Corp. | 4.58% | 0.48% | 4.10% |
| APAApa Corp | 4.87% | 0.02% | 4.85% |
| DVNDevon Energy Corp. | 4.61% | 0.07% | 4.54% |
| KMIKinder Morgan Inc./de | 3.61% | 0.10% | 3.51% |
53.3% of OILT 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, OILT or VOO?
OILT has an expense ratio of 0.35% while VOO charges 0.03%. VOO is the cheaper option, by $32 a year on a $10,000 investment.
Which performed better, OILT or VOO?
Over the past year OILT returned +45.98% vs +17.54% for VOO, so OILT leads on 1-year performance. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, OILT or VOO?
OILT has been the more volatile fund at 25.1% annualized versus 11.9% for VOO. Worst drawdown: OILT -35.2% vs VOO -18.7%.
Should I hold both OILT and VOO?
OILT and VOO have a monthly-return correlation of -0.08, 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 OILT and VOO?
53.3% of OILT's money is in holdings VOO also owns. 2.0% of VOO's is in holdings OILT also owns. They hold 9 positions in common, counted across the 26 positions we hold weights for in OILT and 505 in VOO.
Which pays a higher dividend, OILT or VOO?
OILT yields 2.55% while VOO yields 1.04%, so OILT currently pays the higher dividend yield.
Is VOO better than OILT?
VOO has a lower expense ratio. OILT led over 1Y, VOO over the full window. VOO is less concentrated, with 36.4% of the fund in its ten largest positions against 60.3%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.