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ETF comparison

VIOO vs VUG

US Small Cap vs US Large Cap Growth.

Vanguard S&P Small-Cap 600 Index Fund ETF Shares · Vanguard Morningstar Growth ETF

Holdings overlap

Weighted by ISIN/CUSIP
0.0 %

0 positions appear in both funds. Buying equal dollars of VIOO and VUG would leave roughly 0.0% of each dollar exposed to the same underlying securities.

VIOO unmatched 99.8% Shared 0.0% VUG unmatched 100.0%

Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.

In VIOO only
603 positions
Shared
0 positions
In VUG only
146 positions

Side by side

VIOO

Vanguard S&P Small-Cap 600 Index Fund ETF Shares

Vanguard · US Small Cap

92 composite / 100
Expense ratio
0.070%
Net assets
$6.09B
whole fund, 2 share classes
TTM yield
1.17%
Top-10 conc.
6.3%
VUG

Vanguard Morningstar Growth ETF

Vanguard · US Large Cap Growth

86 composite / 100
Expense ratio
0.030%
Net assets
$392.07B
whole fund, 4 share classes
TTM yield
0.40%
Top-10 conc.
60.4%

Sub-score comparison

93
Cost
97
88
Tax efficiency
90
91
Liquidity
100
100
Concentration
28
—
Tracking quality
—
VIOO sub-score VUG

Tracking quality isn't part of the composite — see what we don't score for why.

Cost difference

VUG is 4 bps cheaper than VIOO. On a $100,000 position that's about $40/yr more in fees for VIOO.

Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with VIOO vs VUG.

Top shared holdings

0 shared in total

No shared holdings between these funds.

Only in VIOO

603 total
  • Sanmina Corp 0.83%
  • Semtech Corp 0.83%
  • Viavi Solutions Inc 0.66%
  • Viasat Inc 0.64%
  • Lumen Technologies Inc 0.61%
  • FormFactor Inc 0.57%
  • Element Solutions Inc 0.57%
  • Argan Inc 0.54%
  • Enphase Energy Inc 0.53%
  • Molina Healthcare Inc 0.53%

Only in VUG

146 total
  • NVIDIA Corp 12.63%
  • Apple Inc 11.67%
  • Microsoft Corp 7.61%
  • Alphabet Inc 5.76%
  • Alphabet Inc 4.53%
  • Amazon.com Inc 4.47%
  • Broadcom Inc 4.28%
  • Meta Platforms Inc 3.41%
  • Tesla Inc 3.27%
  • Eli Lilly & Co 2.81%

Related comparisons

More comparisons with VIOO

More comparisons with VUG

Percentages are holdings overlap with the named fund.

Open VIOO or VUG at a brokerage

Both funds trade commission-free at major US brokerages.

Open at Fidelity

Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.

Holdings overlap is the sum of min(weight_a, weight_b) over positions matched on ISIN (CUSIP fallback). Methodology: see /methodology/.

Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.