Data as of Oct 28, 2026.

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AGG vs VGIT: Differences, Returns & Fees

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AGG's duration was 5.8 years on Aug 31, 2026 and VGIT's 4.7 on May 31, 2026; both charge 0.03%.

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Net assets: $139.4bn on Oct 27, 2026 for iShares Core U.S. Aggregate Bond ETF, and $39.7bn on Sep 30, 2026 for Vanguard Intermediate-Term Treasury ETF.

At a glance
−1.4%
AGG total return, 1 year
−1.5%
VGIT total return, 1 year
0.03%
AGG expense ratio
0.03%
VGIT expense ratio

Pair scorecard

Both cost 0.03% a year; their one-year returns differ by 0.1 points; AGG is 3.4 times larger.

Points (pts) are percentage points.

AGG vs VGIT: Differences, Returns & Fees
MeasureAGGVGIT
Return
Total return, 1 year−1.4%−1.5%
Drawdown
Below its high3.4%, high on Aug 4, 20203.5%, high on Aug 4, 2020
Benchmark
What it tracksBloomberg U.S. Aggregate Bond IndexBloomberg U.S. Treasury 3-10 Year Index
Cost and size
Expense ratio0.03%0.03%
Net assets, as of Sep 30, 2026$135.7bn$39.7bn
Holdings
Holdings in common21%

Holdings in common uses holdings dated May 31, 2026 and Aug 31, 2026. Method

Risk and return

Dec 4, 2009 to Oct 23, 2026 · 881 weekly returns
AGG VGIT
Return
Total return edge AGG +47.2% +41.4%
Annualized edge AGG +2.3% +2.1%
Price return edge VGIT −8.5% −4.2%
Risk
Volatility edge VGIT (slight) 4.5% 4.2%
Max drawdown edge VGIT −18.2% −15.6%
Downside capture 97.5% 98.6%
Beta 0.94 0.98
Risk-adjusted
Sharpe edge AGG 0.19 0.15
Sortino edge AGG 0.26 0.21
Treynor 0.004 0.002
Calmar edge VGIT (slight) 0.13 0.13
Against the benchmark
Alpha +0.1% a year 0.0% a year
Alpha t-stat 0.23 −0.10
Information ratio 0.04 −0.03
Tracking error 1.1% 0.5%

Each against its own benchmark: AGG against SCHZ, Jul 22, 2011 to Oct 23, 2026; VGIT against SCHR, Aug 13, 2010 to Oct 23, 2026.

Reading

AGG returned more: +47.2% to +41.4%. VGIT swung slightly less: 4.2% to 4.5%. VGIT fell less at its worst: −15.6% to −18.2%.

Full scorecard

19 measures, with how each is measured
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Risk and return: AGG vs VGIT: Differences, Returns & Fees
MeasureAGGVGITEdgeHow it is measured
Return
Total return+47.2%+41.4%AGGPrice change plus distributions, reinvested.
Annualized+2.3%+2.1%AGGTotal return as a yearly rate.
Price return−8.5%−4.2%VGITPrice change alone, distributions left out.
Risk
Volatility4.5%4.2%VGIT (slight)Spread of weekly returns, annualized. Lower is steadier.
Downside deviation3.2%2.9%VGIT (slight)Like volatility, counting only weeks below the Treasury bill rate.
Max drawdown−18.2%−15.6%VGITDeepest fall from a high to the low after it.
Upside capture97.5%98.1%Share of its benchmark's rise caught in the weeks it rose.
Downside capture97.5%98.6%Share of its benchmark's fall taken in the weeks it fell. Lower is better.
Beta0.940.98Not an edgeHow far it moves for each 1% its benchmark moves.
R squared0.950.99Not an edgeShare of its weekly moves its benchmark explains.
Risk-adjusted
Sharpe0.190.15AGGReturn above Treasury bills per unit of volatility.
Sortino0.260.21AGGReturn above Treasury bills per unit of downside deviation.
Treynor0.0040.002Return above Treasury bills per unit of beta.
Calmar0.130.13VGIT (slight)Annualized return divided by the max drawdown.
Against the benchmark
BenchmarkSCHZSCHRThe ETF each fund is measured against.
Alpha+0.1% a year0.0% a yearNot significantYearly return beyond what its beta to the benchmark predicts.
Alpha t-stat0.23−0.10Not an edgeHow sure the alpha is. Below 2, it could be chance.
Alpha range−0.4% to +0.6%−0.2% to +0.2%Includes zeroThe 95% range for the yearly alpha.
Information ratio0.04−0.03Return against its benchmark per unit of tracking error.
Tracking error1.1%0.5%Not an edgeHow 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

21%

By the books each fund has filed, AGG and VGIT hold 21% of their money in the same securities at the same weight. Holdings dated May 31, 2026 and Aug 31, 2026.

0 half 100%

half

21% in common

Positions both hold · largest shared weight first AGG VGIT
U.S. Treasury Notes, due Feb 15, 2035 0.41% 1.94%
U.S. Treasury Notes, due Nov 15, 2034 0.40% 1.90%
U.S. Treasury Notes, due Feb 28, 2030 0.40% 1.65%
U.S. Treasury Notes, due May 15, 2034 0.40% 1.92%
U.S. Treasury Notes, due Aug 15, 2034 0.39% 1.87%
U.S. Treasury Notes, due Feb 15, 2036 0.39% 1.81%
U.S. Treasury Notes, due May 15, 2035 0.39% 1.89%
U.S. Treasury Notes, due Nov 15, 2033 0.38% 1.84%
U.S. Treasury Notes, due Aug 15, 2035 0.38% 1.89%
U.S. Treasury Notes, due Nov 15, 2035 0.37% 1.83%
U.S. Treasury Notes, due Feb 15, 2034 0.37% 1.87%
U.S. Treasury Notes, due Aug 15, 2033 0.34% 1.68%
Only in one fund ↓
Only in AGG
U.S. Treasury Notes, due Jul 15, 2028 0.38%
U.S. Treasury Notes, due May 15, 2036 0.37%
U.S. Treasury Notes, due Jun 15, 2028 0.36%
U.S. Treasury Notes, due Aug 15, 2028 0.33%
U.S. Treasury Notes, due May 31, 2031 0.31%
U.S. Treasury Notes, due Jan 31, 2028 0.30%
U.S. Treasury Notes, due Sep 15, 2028 0.30%
U.S. Treasury Notes, due Jul 31, 2028 0.28%
Only in VGIT
US TREASURY N/B, due Feb 15, 2031 0.10%
Check overlap with more funds →

Side by side

AGG iShares Core U.S. Aggregate Bond ETF VGIT Vanguard Intermediate-Term Treasury ETF
Where it sits Bond ETF Bond ETF
What it is Tracks an index of US aggregate bonds Tracks an index of Intermediate-Term Treasury
Total return, 1 year −1.4% −1.5%
Its benchmark over the same days −1.3% (SCHZ) −1.5% (SCHR)
Gap to its benchmark −0.1 pts vs SCHZ 0.0 pts vs SCHR
Expense ratio 0.03% 0.03%
Holdings 13469 103
Net assets, AGG as of Oct 27, 2026 and VGIT as of Sep 30, 2026 $139.4bn $39.7bn

AGG and VGIT on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

Client brief · page 1 of 2 Report BR-8F3FCDDFA1

AGG and VGIT do different jobs. What does each one do in a portfolio?

  1. What each follows. AGG follows Bloomberg U.S. Aggregate Bond Index and VGIT follows Bloomberg U.S. Treasury 3-10 Year Index.
  2. Holdings in common. 21% of the weight is in the same securities (holdings dated Aug 31, 2026 and May 31, 2026).
  3. Number of holdings. AGG holds 13,469 positions and VGIT holds 103.

Data as of Oct 28, 2026.

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About each fund
AGG

AGG tracks an index of US aggregate bonds. Over the year to Oct 28, 2026 it returned −1.4% with distributions reinvested, against −1.3% for its benchmark, the Bloomberg U.S. Aggregate Bond Index. The prospectus expense ratio is 0.03% a year. It sat 3.4% 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. It sat 3.5% below its high of Aug 4, 2020 on Oct 28, 2026.

Questions people ask

Which returned more over the last year, AGG or VGIT?
In the year to Oct 28, 2026, with distributions reinvested, AGG returned −1.4% and VGIT −1.5%.
Which is cheaper, AGG or VGIT?
Neither: AGG and VGIT both charge 0.03% a year. Fees come from each fund's prospectus.
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ETFIQ, AGG against VGIT, data as of Oct 28, 2026. https://etfiq.com/compare/any/agg-vs-vgit

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