TNUK vs VOO
Tortoise Nuclear Renaissance ETF vs Vanguard S&P 500 ETF
Which is better, TNUK or VOO?
VOO costs less.
VOO has a lower expense ratio. VOO is less concentrated, with 37.6% of the fund in its ten largest positions against 63.0%.
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 | TNUK | VOO |
|---|---|---|
| Expense Ratio | 0.75% | 0.03%Best |
| AUM | $1M | $997.4B |
| Dividend Yield | 0.00% | 1.04% |
| Holdings | 26 | 509 |
| YTD Return | -12.40% | +11.98%Best |
| 1Y Return | - | +16.45% |
| 3Y Return (annualized) | - | +21.19% |
| 5Y Return (annualized) | - | +12.95% |
| Top 10 Weight | 63.0% | 37.6%Best |
| Fund Family | Tortoise Capital | Vanguard (US) |
| Category | Equity | Equity |
| Style | Large Cap Blend | Large Cap Blend |
| Inception | Dec 18, 2025 | Sep 7, 2010 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window.
TNUK 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 is available from the range buttons; it is not the opening view here because over the whole period one of these two funds moves so much further than the other that its line would sit flat on the axis.
TNUK vs VOO Performance
Tortoise Nuclear Renaissance ETF (TNUK) is an ETF from Tortoise Capital and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Year to date, TNUK is down 12.40% versus a gain of 11.98% for VOO.
Past performance does not guarantee future results.
Fees and Cost Over Time
TNUK 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, TNUK currently yields 0.00% against 1.04% for VOO.
Holdings Overlap
19.2% of TNUK's money is in holdings VOO also owns. 0.7% of VOO's money is in holdings TNUK also owns.
TNUK and VOO share little of their money.
5 positions in common, counted across the 26 positions we hold weights for in TNUK and 494 in VOO, against full books of 26 and 509.
What only one of them owns
Our book lists 482 positions for VOO that do not appear in our book for TNUK (98.5% of the fund), and 11 for TNUK that do not appear in VOO (41.3%).
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.
You are not choosing between two funds in isolation.
Whichever of TNUK and VOO you pick has to sit alongside everything else you own. Add the rest and see what the combination actually holds.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, TNUK or VOO?
TNUK 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.
What is the holdings overlap between TNUK and VOO?
19.2% of TNUK's money is in holdings VOO also owns. 0.7% of VOO's is in holdings TNUK also owns. They hold 5 positions in common, counted across the 26 positions we hold weights for in TNUK and 494 in VOO.
Which pays a higher dividend, TNUK or VOO?
TNUK yields 0.00% while VOO yields 1.04%, so VOO currently pays the higher dividend yield.
Is VOO better than TNUK?
VOO has a lower expense ratio. VOO is less concentrated, with 37.6% of the fund in its ten largest positions against 63.0%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.