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ETF comparison

DFAU vs VO

US Total Market vs US Mid Cap.

Dimensional US Core Equity Market ETF · Vanguard Morningstar Mid-Cap ETF

Holdings overlap

Weighted by ISIN/CUSIP
18.5 %

263 positions appear in both funds. Buying equal dollars of DFAU and VO would leave roughly 18.5% of each dollar exposed to the same underlying securities.

DFAU unmatched 81.3% Shared 18.5% VO unmatched 81.2%

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 DFAU only
1,927 positions
Shared
263 positions
In VO only
19 positions

Side by side

DFAU

Dimensional US Core Equity Market ETF

Dimensional · US Total Market

88 composite / 100
Expense ratio
0.12%
Net assets
$12.78B
TTM yield
0.90%
Top-10 conc.
33.7%
VO

Vanguard Morningstar Mid-Cap ETF

Vanguard · US Mid Cap

96 composite / 100
Expense ratio
0.030%
Net assets
$216.43B
whole fund, 5 share classes
TTM yield
1.00%
Top-10 conc.
9.5%

Sub-score comparison

88
Cost
97
89
Tax efficiency
88
100
Liquidity
100
66
Concentration
100
—
Tracking quality
—
DFAU sub-score VO

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

Cost difference

VO is 9 bps cheaper than DFAU. On a $100,000 position that's about $90/yr more in fees for DFAU.

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 DFAU vs VO.

Top shared holdings

263 shared in total
# Holding In DFAU In VO Overlap
1 WESTERN DIGITAL CORPORATION 0.34% 1.06% 0.34%
2 SEAGATE TECHNOLOGY HOLDINGS PUBLIC LIMITED COMPANY 0.27% 1.05% 0.27%
3 The Travelers Companies, Inc. 0.19% 0.34% 0.19%
4 GENERAL MOTORS COMPANY 0.17% 0.67% 0.17%
5 NEWMONT CORPORATION 0.17% 0.48% 0.17%
6 MARATHON PETROLEUM CORPORATION 0.17% 0.72% 0.17%
7 PHILLIPS 66 0.16% 0.66% 0.16%
8 VALERO ENERGY CORPORATION 0.16% 0.75% 0.16%
9 ROYAL CARIBBEAN CRUISES LTD. 0.16% 0.74% 0.16%
10 ROSS STORES, INC. 0.15% 0.66% 0.15%
11 TARGET CORPORATION 0.15% 0.57% 0.15%
12 THE ALLSTATE CORPORATION 0.15% 0.59% 0.15%

Only in DFAU

1,927 total
  • NVIDIA CORPORATION 6.74%
  • APPLE INC. 6.45%
  • MICROSOFT CORPORATION 5.09%
  • AMAZON.COM, INC. 3.59%
  • ALPHABET INC. 2.74%
  • BROADCOM INC. 2.34%
  • ALPHABET INC. 2.28%
  • META PLATFORMS, INC. 1.79%
  • MICRON TECHNOLOGY, INC. 1.39%
  • JPMORGAN CHASE & CO. 1.28%

Only in VO

19 total
  • Simon Property Group Inc 0.67%
  • Digital Realty Trust Inc 0.61%
  • Realty Income Corp 0.56%
  • Electronic Arts Inc 0.50%
  • Public Storage 0.49%
  • Ventas Inc 0.42%
  • Waste Connections Inc 0.41%
  • Iron Mountain Inc 0.35%
  • Crown Castle Inc 0.32%
  • Sunbelt Rentals Holdings Inc 0.30%

Percentages are holdings overlap with the named fund.

Open DFAU or VO at a brokerage

Both funds trade commission-free at major US brokerages.

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.