TMID vs VOO
T. Rowe Price Mid-Cap Equity Research ETF vs Vanguard S&P 500 ETF
Which is better, TMID or VOO?
Mid Cap Blend against Large Cap Blend.
VOO has a lower expense ratio. TMID is less concentrated, with 9.6% of the fund in its ten largest positions against 37.9%.
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 | TMID | VOO |
|---|---|---|
| Expense Ratio | 0.47% | 0.03%Best |
| AUM | $12M | $1.0T |
| Dividend Yield | 0.00% | 1.06% |
| Holdings | 391 | 506 |
| YTD Return | +0.46% | +13.57%Best |
| 1Y Return | - | +17.55% |
| 3Y Return (annualized) | - | +22.46% |
| 5Y Return (annualized) | - | +13.28% |
| Top 10 Weight | 9.6%Best | 37.9% |
| Fund Family | T.Rowe Price | Vanguard (US) |
| Category | Equity | Equity |
| Style | Mid Cap Blend | Large Cap Blend |
| Inception | Sep 16, 2026 | Sep 7, 2010 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window.
TMID 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.
TMID vs VOO Performance
T. Rowe Price Mid-Cap Equity Research ETF (TMID) is an ETF from T.Rowe Price and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Year to date, TMID is up 0.46% versus a gain of 13.57% for VOO.
Past performance does not guarantee future results.
Fees and Cost Over Time
TMID charges 0.47% per year while VOO charges 0.03%. On a $10,000 position that is $47 vs $3 annually, a gap of $44 per year that compounds over a long holding period. On income, TMID currently yields 0.00% against 1.06% for VOO.
Holdings Overlap
42.7% of TMID's money is in holdings VOO also owns. 7.9% of VOO's money is in holdings TMID also owns.
The two portfolios partly overlap.
140 positions in common, counted across the 391 positions we hold weights for in TMID and 504 in VOO, against full books of 391 and 506.
What only one of them owns
Our book lists 360 positions for VOO that do not appear in our book for TMID (91.8% of the fund), and 228 for TMID that do not appear in VOO (51.7%).
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 TMID | Weight in VOO | Difference |
|---|---|---|---|
| PSXPhillips 66 | 1.14% | 0.15% | 0.99% |
| VLTOVeralto Corp | 0.93% | 0.04% | 0.89% |
| KEYSKeysight Technologies Inc. | 0.87% | 0.08% | 0.79% |
| MPCMarathon Petroleum Corp | 0.64% | 0.16% | 0.48% |
| PTCPtc, Inc.(A) | 0.75% | 0.03% | 0.72% |
| VEEVVeeva Systems Inc | 0.69% | 0.06% | 0.63% |
| HUMHumana Inc. | 0.64% | 0.07% | 0.57% |
| STLDSteel Dynamics Inc | 0.64% | 0.05% | 0.59% |
| AEEAmeren Corporation Utilities | 0.63% | 0.04% | 0.59% |
| LITELumentum Holdings Inc | 0.56% | 0.11% | 0.45% |
42.7% of TMID 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, TMID or VOO?
TMID has an expense ratio of 0.47% while VOO charges 0.03%. VOO is the cheaper option, by $44 a year on a $10,000 investment.
What is the holdings overlap between TMID and VOO?
42.7% of TMID's money is in holdings VOO also owns. 7.9% of VOO's is in holdings TMID also owns. They hold 140 positions in common, counted across the 391 positions we hold weights for in TMID and 504 in VOO.
Which pays a higher dividend, TMID or VOO?
TMID yields 0.00% while VOO yields 1.06%, so VOO currently pays the higher dividend yield.
Is VOO better than TMID?
VOO has a lower expense ratio. TMID is less concentrated, with 9.6% of the fund in its ten largest positions against 37.9%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.