COII vs VOO
REX COIN Growth & Income ETF vs Vanguard S&P 500 ETF
Quick Verdict
VOO has a lower expense ratio. VOO delivered stronger 1-year returns. VOO offers more diversification with 509 holdings.
Side-by-Side Comparison
| Metric | COII | VOO | Winner |
|---|---|---|---|
| Expense Ratio | 1.56% | 0.03% | |
| AUM | $2M | $997.4B | |
| Dividend Yield | 78.01% | 1.08% | |
| Holdings | 6 | 509 | |
| YTD Return | -45.82% | +12.25% | |
| 1Y Return | -56.75% | +20.92% | |
| 3Y Return (annualized) | - | +21.79% | |
| 5Y Return (annualized) | - | +13.05% | |
| Volatility (annualized) | 42.5% | 14.1% | |
| Max Drawdown | -72.4% | -34.3% | |
| Fund Family | REX Shares | Vanguard (US) | |
| Category | Alternative | Equity | |
| Inception | Jun 4, 2025 | Sep 7, 2010 |
COII vs VOO Performance
REX COIN Growth & Income ETF (COII) is a ETF from REX Shares and Vanguard S&P 500 ETF (VOO) is a ETF from Vanguard (US). Over the past year COII returned -56.75% while VOO returned +20.92%. Year to date, COII is down 45.82% versus a gain of 12.25% for VOO.
Risk: Volatility and Drawdowns
COII has been the more volatile fund, with annualized monthly volatility of 42.5% compared with 14.1% 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 -72.4% for COII and -34.3% for VOO. Drawdown depth is worth weighing if you expect to sell during market stress rather than ride it out.
The two funds' monthly returns correlate at 0.49. They move independently enough that combining them can meaningfully diversify a portfolio.
Fees and Cost Over Time
COII charges 1.56% per year while VOO charges 0.03%. On a $10,000 position that is $156 vs $3 annually, a gap of $153 per year that compounds over a long holding period. On income, COII currently yields 78.01% against 1.08% for VOO.
Holdings Overlap
COII and VOO share 0 holdings out of 506 unique holdings combined, representing a 0.0% weight overlap.
Moderate overlap means holding both could provide meaningful diversification benefits.
Frequently Asked Questions
Which is cheaper, COII or VOO?
COII has an expense ratio of 1.56% while VOO charges 0.03%. VOO is the cheaper option. On a $10,000 investment, that is $153 per year of difference.
Which performed better, COII or VOO?
Over the past year COII returned -56.75% vs +20.92% for VOO, so VOO leads on 1-year performance. Over the longest common window we track (1 years), COII annualized -56.04% vs +13.45% for VOO. Past performance does not guarantee future results.
Which is riskier, COII or VOO?
COII has been the more volatile fund at 42.5% annualized versus 14.1% for VOO. Worst drawdown: COII -72.4% vs VOO -34.3%.
Should I hold both COII and VOO?
COII and VOO have a monthly-return correlation of 0.49, so combining them can provide real diversification depending on your allocation goals.
What is the holdings overlap between COII and VOO?
COII and VOO share 0 common holdings with a 0.0% weight overlap. Combined, they hold 506 unique securities.
Which pays a higher dividend, COII or VOO?
COII yields 78.01% while VOO yields 1.08%, so COII currently pays the higher dividend yield.
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