SPMB vs VTI
State Street SPDR Portfolio Mortgage Backed Bond ETF vs Vanguard Morningstar Total Stock Market ETF
Which is better, SPMB or VTI?
VTI has been ahead.
VTI has a lower expense ratio. VTI led over 1Y, 3Y, 5Y and the full window.
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 | SPMB | VTI |
|---|---|---|
| Expense Ratio | 0.04% | 0.03%Best |
| AUM | $7.1B | $666.9B |
| Dividend Yield | 4.16% | 1.03% |
| Holdings | 2,716 | 3,543 |
| YTD Return | -1.19% | +12.57%Best |
| 1Y Return | -0.13% | +17.22%Best |
| 3Y Return (annualized) | +4.34% | +20.87%Best |
| 5Y Return (annualized) | -0.15% | +11.86%Best |
| Volatility (annualized) | 4.5%Best | 15.2% |
| Max Drawdown | -22.8%Best | -35.0% |
| $10,000 over 5 years | $9,925 | $17,514Best |
| Fund Family | State Street Investment Management | Vanguard (US) |
| Category | Fixed Income | Equity |
| Style | - | Large Cap Blend |
| Inception | Jan 15, 2009 | May 24, 2001 |
Not shown on this pair: Top 10 Weight.
Volatility and max drawdown are measured over the window both funds cover: Jan 27, 2009 to Sep 11, 2026 (17.6 years).
SPMB vs VTI 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.
SPMB vs VTI Performance
State Street SPDR Portfolio Mortgage Backed Bond ETF (SPMB) is an ETF from State Street Investment Management and Vanguard Morningstar Total Stock Market ETF (VTI) is an ETF from Vanguard (US). Over the past year SPMB returned -0.13% while VTI returned +17.22%. Year to date, SPMB is down 1.19% versus a gain of 12.57% for VTI.
Over three years, SPMB compounded at +4.34% per year against +20.87% for VTI; over five years the annualized figures are -0.15% and +11.86% respectively. Across the full 18-year window we track, VTI has the edge at +13.74% annualized vs +0.03%.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
VTI has been the more volatile fund, with annualized monthly volatility of 15.2% compared with 4.5% for SPMB. 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 -22.8% for SPMB and -35.0% for VTI. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.24. They move largely independently of each other.
Fees and Cost Over Time
SPMB charges 0.04% per year while VTI charges 0.03%. On a $10,000 position that is $4 vs $3 annually, a gap of $1 per year that compounds over a long holding period. On income, SPMB currently yields 4.16% against 1.03% for VTI.
Holdings Overlap
We hold position weights for 1 holding in SPMB and 2,787 in VTI, totalling 6.8% and 90.6% 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 SPMB and 2,787 in VTI, against full books of 2,716 and 3,543.
You are not choosing between two funds in isolation.
Whichever of SPMB and VTI 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, SPMB or VTI?
SPMB has an expense ratio of 0.04% while VTI charges 0.03%. VTI is the cheaper option, by $1 a year on a $10,000 investment.
Which performed better, SPMB or VTI?
Over the past year SPMB returned -0.13% vs +17.22% for VTI, so VTI leads on 1-year performance. Over the longest common window we track (18 years), SPMB annualized +0.03% vs +13.74% for VTI. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, SPMB or VTI?
VTI has been the more volatile fund at 15.2% annualized versus 4.5% for SPMB. Worst drawdown: SPMB -22.8% vs VTI -35.0%.
Should I hold both SPMB and VTI?
SPMB and VTI have a monthly-return correlation of 0.24, so their returns are far enough apart for the mix to behave differently from either one alone. This is information, not a recommendation.
Which pays a higher dividend, SPMB or VTI?
SPMB yields 4.16% while VTI yields 1.03%, so SPMB currently pays the higher dividend yield.
Is VTI better than SPMB?
VTI has a lower expense ratio. VTI led over 1Y, 3Y, 5Y and the full window. Which one suits a particular account depends on what it is for. This is information, not a recommendation.