BFLX vs VOO
iShares Flexible Equity Active ETF vs Vanguard S&P 500 ETF
Which is better, BFLX or VOO?
VOO costs less.
VOO has a lower expense ratio.
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 | BFLX | VOO |
|---|---|---|
| Expense Ratio | 0.40% | 0.03%Best |
| AUM | $2.1B | $1.0T |
| Dividend Yield | 0.00% | 1.04% |
| Holdings | 724 | 506 |
| YTD Return | +2.40% | +13.59%Best |
| 1Y Return | - | +16.33% |
| 3Y Return (annualized) | - | +23.81% |
| 5Y Return (annualized) | - | +14.02% |
| Fund Family | iShares by BlackRock (US) | Vanguard (US) |
| Category | Equity | Equity |
| Style | Large Cap Blend | Large Cap Blend |
| Inception | May 19, 2026 | Sep 7, 2010 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window, Top 10 Weight.
BFLX 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.
BFLX vs VOO Performance
iShares Flexible Equity Active ETF (BFLX) is an ETF from iShares by BlackRock (US) and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Year to date, BFLX is up 2.40% versus a gain of 13.59% for VOO.
Past performance does not guarantee future results.
Fees and Cost Over Time
BFLX charges 0.40% per year while VOO charges 0.03%. On a $10,000 position that is $40 vs $3 annually, a gap of $37 per year that compounds over a long holding period. On income, BFLX currently yields 0.00% against 1.04% for VOO.
Holdings Overlap
At least 78.4% of VOO's money is in holdings BFLX also owns.
Only one direction is shown: for BFLX, our book for it lists positions totalling 121.4% of the fund, which is what a leveraged book looks like and is not a denominator we can divide by.
Most of VOO is already inside BFLX. Owning both mostly buys the same companies twice.
The two holdings books were reported 46 days apart, BFLX as of Sep 15, 2026 and VOO as of Jul 31, 2026, so some of the difference between them is the time between the two reports rather than the funds.
348 positions in common, counted across the 489 positions we hold weights for in BFLX and 494 in VOO, against full books of 724 and 506.
Top Shared Holdings
| Stock | Weight in BFLX | Weight in VOO | Difference |
|---|---|---|---|
| NVDANvidia Corp | 5.57% | 7.55% | 1.98% |
| AAPLApple, Inc | 4.95% | 7.05% | 2.10% |
| MSFTMicrosoft Corp | 4.54% | 5.36% | 0.82% |
| AMZNAmazon.Com Inc | 2.73% | 4.13% | 1.40% |
| GOOGAlphabet Inc. C | 1.58% | 2.62% | 1.04% |
| VVisa Inc Class A | 3.13% | 0.93% | 2.20% |
| AVGOBroadcom Inc | 0.95% | 2.86% | 1.91% |
| METAMeta Platforms Inc | 1.34% | 1.90% | 0.56% |
| FTNTFortinet Inc | 2.58% | 0.16% | 2.42% |
| MUMicron Technology, Inc. | 1.18% | 1.44% | 0.26% |
78.4% of VOO is already inside BFLX.
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, BFLX or VOO?
BFLX has an expense ratio of 0.40% while VOO charges 0.03%. VOO is the cheaper option, by $37 a year on a $10,000 investment.
What is the holdings overlap between BFLX and VOO?
At least 78.4% of VOO's money is in holdings BFLX also owns. Our book for BFLX is partial, so the real figure is this or higher. They hold 348 positions in common, counted across the 489 positions we hold weights for in BFLX and 494 in VOO.
Which pays a higher dividend, BFLX or VOO?
BFLX yields 0.00% while VOO yields 1.04%, so VOO currently pays the higher dividend yield.
Is VOO better than BFLX?
VOO has a lower expense ratio. Which one suits a particular account depends on what it is for. This is information, not a recommendation.