IBGM vs VOO
iShares iBonds Dec 2056 Term Treasury ETF vs Vanguard S&P 500 ETF
Which is better, IBGM or VOO?
Long Term Government Bond against Large Cap Blend.
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 | IBGM | VOO |
|---|---|---|
| Expense Ratio | 0.07% | 0.03%Best |
| AUM | $41M | $997.4B |
| Dividend Yield | 1.24% | 1.08% |
| Holdings | 4 | 509 |
| YTD Return | -2.56% | +13.81%Best |
| 1Y Return | - | +21.53% |
| 3Y Return (annualized) | - | +21.46% |
| 5Y Return (annualized) | - | +12.87% |
| Fund Family | iShares by BlackRock (US) | Vanguard (US) |
| Category | Fixed Income | Equity |
| Style | Long Term Government Bond | Large Cap Blend |
| Inception | Mar 25, 2026 | Sep 7, 2010 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window, Top 10 Weight.
IBGM 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.
IBGM vs VOO Performance
iShares iBonds Dec 2056 Term Treasury ETF (IBGM) is an ETF from iShares by BlackRock (US) and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Year to date, IBGM is down 2.56% versus a gain of 13.81% for VOO.
Past performance does not guarantee future results.
Fees and Cost Over Time
IBGM charges 0.07% per year while VOO charges 0.03%. On a $10,000 position that is $7 vs $3 annually, a gap of $4 per year that compounds over a long holding period. On income, IBGM currently yields 1.24% against 1.08% for VOO.
Holdings Overlap
We hold position weights for 1 holding in IBGM and 505 in VOO, totalling 0.0% and 99.9% of the two funds. The two books name no position in common, so there is no overlap percentage to show.
0 positions in common, counted across the 1 positions we hold weights for in IBGM and 505 in VOO, against full books of 4 and 509.
You are not choosing between two funds in isolation.
Whichever of IBGM 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, IBGM or VOO?
IBGM has an expense ratio of 0.07% while VOO charges 0.03%. VOO is the cheaper option, by $4 a year on a $10,000 investment.
Which pays a higher dividend, IBGM or VOO?
IBGM yields 1.24% while VOO yields 1.08%, so IBGM currently pays the higher dividend yield.
Is VOO better than IBGM?
VOO has a lower expense ratio. Which one suits a particular account depends on what it is for. This is information, not a recommendation.