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ETF comparison

VIOG vs VOO

US Small Cap vs US Large Cap.

Vanguard S&P Small-Cap 600 Growth Index Fund ETF Shares · Vanguard S&P 500 ETF

Holdings overlap

Weighted by ISIN/CUSIP
0.0 %

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

VIOG unmatched 99.8% Shared 0.0% VOO unmatched 99.7%

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 VIOG only
351 positions
Shared
0 positions
In VOO only
504 positions

Side by side

VIOG

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

Vanguard · US Small Cap

83 composite / 100
Expense ratio
0.10%
Net assets
$1.05B
TTM yield
0.76%
Top-10 conc.
9.8%
VOO

Vanguard S&P 500 ETF

Vanguard · US Large Cap

91 composite / 100
Expense ratio
0.030%
Net assets
$1.74T
whole fund, 4 share classes
TTM yield
1.08%
Top-10 conc.
36.4%

Sub-score comparison

90
Cost
97
89
Tax efficiency
88
57
Liquidity
100
100
Concentration
62
—
Tracking quality
—
VIOG sub-score VOO

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

Cost difference

VOO is 7 bps cheaper than VIOG. On a $100,000 position that's about $70/yr more in fees for VIOG.

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 VIOG vs VOO.

Top shared holdings

0 shared in total

No shared holdings between these funds.

Only in VIOG

351 total
  • Corcept Therapeutics Inc 1.25%
  • Brinker International Inc 1.13%
  • Viasat Inc 1.05%
  • Protagonist Therapeutics Inc 1.03%
  • Ryman Hospitality Properties Inc 1.00%
  • FormFactor Inc 0.90%
  • Alkermes PLC 0.90%
  • Etsy Inc 0.89%
  • Armstrong World Industries Inc 0.85%
  • Glaukos Corp 0.84%

Only in VOO

504 total
  • NVIDIA Corp 7.51%
  • Apple Inc 6.59%
  • Microsoft Corp 4.30%
  • Amazon.com Inc 3.62%
  • Alphabet Inc 3.25%
  • Broadcom Inc 2.77%
  • Alphabet Inc 2.59%
  • Micron Technology Inc 2.02%
  • Meta Platforms Inc 1.92%
  • Tesla Inc 1.84%

Related comparisons

More comparisons with VIOG

More comparisons with VOO

Percentages are holdings overlap with the named fund.

Open VIOG or VOO 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.