MMID vs VOO
MFS Active Mid Cap 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 505 holdings.
Side-by-Side Comparison
| Metric | MMID | VOO | Winner |
|---|---|---|---|
| Expense Ratio | 0.59% | 0.03% | |
| AUM | $36M | $979.0B | |
| Dividend Yield | 0.70% | 1.09% | |
| Holdings | 104 | 509 | |
| YTD Return | +12.18% | +14.48% | |
| 1Y Return | +13.69% | +22.02% | |
| 3Y Return (annualized) | - | +21.80% | |
| 5Y Return (annualized) | - | +13.36% | |
| Volatility (annualized) | - | 14.2% | |
| Max Drawdown | -7.9% | -34.3% | |
| Fund Family | MFS Investment Management | Vanguard (US) | |
| Category | Equity | Equity | |
| Inception | Sep 24, 2025 | Sep 7, 2010 |
MMID vs VOO Performance
MFS Active Mid Cap ETF (MMID) is a ETF from MFS Investment Management and Vanguard S&P 500 ETF (VOO) is a ETF from Vanguard (US). Over the past year MMID returned +13.69% while VOO returned +22.02%. Year to date, MMID is up 12.18% versus a gain of 14.48% for VOO.
Risk: Volatility and Drawdowns
The deepest peak-to-trough decline in our data was -7.9% for MMID and -34.3% for VOO. Drawdown depth is worth weighing if you expect to sell during market stress rather than ride it out.
Fees and Cost Over Time
MMID charges 0.59% per year while VOO charges 0.03%. On a $10,000 position that is $59 vs $3 annually, a gap of $56 per year that compounds over a long holding period. On income, MMID currently yields 0.70% against 1.09% for VOO.
Holdings Overlap
MMID and VOO share 55 holdings out of 555 unique holdings combined, representing a 2.7% weight overlap.
Moderate overlap means holding both could provide meaningful diversification benefits.
Frequently Asked Questions
Which is cheaper, MMID or VOO?
MMID has an expense ratio of 0.59% while VOO charges 0.03%. VOO is the cheaper option. On a $10,000 investment, that is $56 per year of difference.
Which performed better, MMID or VOO?
Over the past year MMID returned +13.69% vs +22.02% for VOO, so VOO leads on 1-year performance. Past performance does not guarantee future results.
What is the holdings overlap between MMID and VOO?
MMID and VOO share 55 common holdings with a 2.7% weight overlap. Combined, they hold 555 unique securities.
Which pays a higher dividend, MMID or VOO?
MMID yields 0.70% while VOO yields 1.09%, so VOO currently pays the higher dividend yield.
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