Data as of Oct 28, 2026.
SPTI vs VGIT: Differences, Returns & Fees
SPTI's duration was 5.0 years on Jun 30, 2026 and VGIT's 4.7 on May 31, 2026; both charge 0.03%.
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Net assets: $11.9bn on Oct 27, 2026 for State Street SPDR Portfolio Intermediate Term Treasury ETF, and $39.7bn on Sep 30, 2026 for Vanguard Intermediate-Term Treasury ETF.
Pair scorecard
Both cost 0.03% a year; both returned −1.5% over a year; VGIT is 3.8 times larger.
Points (pts) are percentage points.
| Measure | SPTI | VGIT |
|---|---|---|
| Return | ||
| Total return, 1 year | −1.5% | −1.5% |
| Drawdown | ||
| Below its high | 3.5%, high on Aug 4, 2020 | |
| Benchmark | ||
| What it tracks | Bloomberg 3-10 Year U.S. Treasury Index | Bloomberg U.S. Treasury 3-10 Year Index |
| Cost and size | ||
| Expense ratio | 0.03% | 0.03% |
| Net assets, as of Sep 30, 2026 | $10.4bn | $39.7bn |
| Holdings | ||
| Holdings in common | 90% | |
Holdings in common uses holdings dated May 31, 2026 and Jun 30, 2026. Method
Risk and return
Dec 4, 2009 to Oct 23, 2026 · 881 weekly returnsEach against its own benchmark: SPTI against AGG, Jun 8, 2007 to Oct 23, 2026; VGIT against SCHR, Aug 13, 2010 to Oct 23, 2026.
VGIT returned more: +41.4% to +33.0%. SPTI swung less: 3.7% to 4.2%. SPTI and VGIT fell about the same at their worst: −15.7% and −15.6%.
Full scorecard
19 measures, with how each is measured Open ↓
| Measure | SPTI | VGIT | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +33.0% | +41.4% | VGIT | Price change plus distributions, reinvested. |
| Annualized | +1.7% | +2.1% | VGIT | Total return as a yearly rate. |
| Price return | −4.6% | −4.2% | VGIT (slight) | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 3.7% | 4.2% | SPTI | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 2.6% | 2.9% | SPTI | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −15.7% | −15.6% | Tie | Deepest fall from a high to the low after it. |
| Upside capture | 71.0% | 98.1% | Share of its benchmark's rise caught in the weeks it rose. | |
| Downside capture | 73.3% | 98.6% | Share of its benchmark's fall taken in the weeks it fell. Lower is better. | |
| Beta | 0.52 | 0.98 | Not an edge | How far it moves for each 1% its benchmark moves. |
| R squared | 0.54 | 0.99 | Not an edge | Share of its weekly moves its benchmark explains. |
| Risk-adjusted | ||||
| Sharpe | 0.06 | 0.15 | VGIT | Return above Treasury bills per unit of volatility. |
| Sortino | 0.09 | 0.21 | VGIT | Return above Treasury bills per unit of downside deviation. |
| Treynor | 0.018 | 0.002 | Return above Treasury bills per unit of beta. | |
| Calmar | 0.11 | 0.13 | VGIT | Annualized return divided by the max drawdown. |
| Against the benchmark | ||||
| Benchmark | AGG | SCHR | The ETF each fund is measured against. | |
| Alpha | +0.2% a year | 0.0% a year | Not significant | Yearly return beyond what its beta to the benchmark predicts. |
| Alpha t-stat | 0.26 | −0.10 | Not an edge | How sure the alpha is. Below 2, it could be chance. |
| Alpha range | −1.0% to +1.3% | −0.2% to +0.2% | Includes zero | The 95% range for the yearly alpha. |
| Information ratio | −0.16 | −0.03 | Return against its benchmark per unit of tracking error. | |
| Tracking error | 3.6% | 0.5% | Not an edge | How far weekly returns stray from the benchmark, annualized. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 881 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, SPTI and VGIT hold 90% of their money in the same securities at the same weight. Holdings dated May 31, 2026 and Jun 30, 2026.
half
90% in common
Only in one fund ↓
Side by side
SPTI and VGIT on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
SPTI and VGIT are built for the same job. How do they differ in cost, holdings and results?
- What each follows. SPTI follows Bloomberg 3-10 Year U.S. Treasury Index and VGIT follows Bloomberg U.S. Treasury 3-10 Year Index.
- Size. SPTI has $10.4bn in net assets and VGIT $39.7bn (net assets, as of Sep 30, 2026); VGIT is 3.8 times larger.
- Holdings in common (similar). 90% of the weight is in the same securities (holdings dated Jun 30, 2026 and May 31, 2026).
Data as of Oct 28, 2026.
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SPTI
SPTI tracks an index. Over the year to Oct 28, 2026 it returned −1.5% with distributions reinvested, against −1.4% for its benchmark, the Bloomberg U.S. Aggregate Bond Index. The prospectus expense ratio is 0.03% a year. It sat 3.5% below its high of Aug 4, 2020 on Oct 28, 2026.
VGIT
VGIT tracks an index of Intermediate-Term Treasury. Over the year to Oct 28, 2026 it returned −1.5% with distributions reinvested, against −1.5% for its benchmark, the Bloomberg U.S. Treasury 3-10 Year Index.
Questions people ask
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, SPTI against VGIT, data as of Oct 28, 2026. https://etfiq.com/compare/any/spti-vs-vgit
ETFIQ. (Oct 28, 2026). SPTI against VGIT. Retrieved from https://etfiq.com/compare/any/spti-vs-vgit
[SPTI against VGIT (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/spti-vs-vgit)
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