SEIM vs VOO

Quick Verdict

VOO has a lower expense ratio. SEIM delivered stronger 1-year returns. VOO offers more diversification with 505 holdings.

Lower Fees: VOOHigher Returns: SEIMMore Diversified: VOO

Side-by-Side Comparison

MetricSEIMVOOWinner
Expense Ratio0.15%0.03%
AUM$1.4B$979.0B
Dividend Yield0.40%1.09%
Holdings69509
YTD Return+17.61%+13.11%
1Y Return+27.02%+22.88%
3Y Return (annualized)+28.21%+21.08%
5Y Return (annualized)-+13.26%
Volatility (annualized)18.1%14.1%
Max Drawdown-22.2%-34.3%
Fund FamilySEI EXCHANGE TRADED FUNDSVanguard (US)
CategoryEquityEquity
InceptionMay 18, 2022Sep 7, 2010

SEIM vs VOO Performance

SEI QiM US Large Cap Momentum Active ETF (SEIM) is a ETF from SEI EXCHANGE TRADED FUNDS and Vanguard S&P 500 ETF (VOO) is a ETF from Vanguard (US). Over the past year SEIM returned +27.02% while VOO returned +22.88%. Year to date, SEIM is up 17.61% versus a gain of 13.11% for VOO.

Over three years, SEIM compounded at +28.21% per year against +21.08% for VOO. Across the full 4-year window we track, SEIM has the edge at +21.25% annualized vs +13.54%. Past performance does not guarantee future results.

Risk: Volatility and Drawdowns

SEIM has been the more volatile fund, with annualized monthly volatility of 18.1% 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 -22.2% for SEIM 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 0.92. They move almost in lockstep, so holding both mostly duplicates the same exposure.

Fees and Cost Over Time

SEIM charges 0.15% per year while VOO charges 0.03%. On a $10,000 position that is $15 vs $3 annually, a gap of $12 per year that compounds over a long holding period. On income, SEIM currently yields 0.40% against 1.09% for VOO.

Holdings Overlap

31.0%overlap

SEIM and VOO share 59 holdings out of 520 unique holdings combined, representing a 31.0% weight overlap.

Moderate overlap means holding both could provide meaningful diversification benefits.

Top Shared Holdings

StockWeight in SEIMWeight in VOODifference
NVDA6.62%7.51%0.89%
GOOGL7.03%3.25%3.78%
AAPL3.67%6.59%2.92%
MSFTProProPro
AMZNProProPro
MUProProPro
VProProPro
JNJProProPro
LRCXProProPro
AMATProProPro
See all 10 holdings SEIM shares with VOO
Exact weights in each fund and the difference, for every overlapping position.
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Frequently Asked Questions

Which is cheaper, SEIM or VOO?

SEIM has an expense ratio of 0.15% while VOO charges 0.03%. VOO is the cheaper option. On a $10,000 investment, that is $12 per year of difference.

Which performed better, SEIM or VOO?

Over the past year SEIM returned +27.02% vs +22.88% for VOO, so SEIM leads on 1-year performance. Over the longest common window we track (4 years), SEIM annualized +21.25% vs +13.54% for VOO. Past performance does not guarantee future results.

Which is riskier, SEIM or VOO?

SEIM has been the more volatile fund at 18.1% annualized versus 14.1% for VOO. Worst drawdown: SEIM -22.2% vs VOO -34.3%.

Should I hold both SEIM and VOO?

SEIM and VOO have a monthly-return correlation of 0.92, so they move almost identically. Holding both adds little diversification - most investors pick one, usually on fees or the specific index tracked.

What is the holdings overlap between SEIM and VOO?

SEIM and VOO share 59 common holdings with a 31.0% weight overlap. Combined, they hold 520 unique securities.

Which pays a higher dividend, SEIM or VOO?

SEIM yields 0.40% while VOO yields 1.09%, so VOO currently pays the higher dividend yield.

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