ETF comparison

IWDA vs UBU7

iShares Core MSCI World UCITS ETF
IE00B4L5Y983iShares
UBS Core MSCI World UCITS ETF USD dis
IE00B7KQ7B66UBS Asset Management
Figures as of October 1, 2026 (IWDA) · October 1, 2026 (UBU7)

The comparison in short

IWDA (iShares Core MSCI World UCITS ETF, IE00B4L5Y983) and UBU7 (UBS Core MSCI World UCITS ETF USD dis, IE00B7KQ7B66) both track the MSCI World index. UBU7 has the lower total expense ratio (TER): 0.06% a year against 0.20% for IWDA, 0.14 percentage points less, or about 14 a year on 10,000 invested. IWDA is the larger fund, with USD 152.1bn in assets against USD 17.8bn for UBU7, about 8.5 times the size. 9 of the holdings published by IWDA (top 10) and UBU7 (top 10) appear in both lists; measured on those published positions only, the overlap is at least 27.7%. Shared holdings include NVIDIA, APPLE, MICROSOFT, ALPHABET CLASS A and AMAZON.COM INC. In 2025, IWDA returned +21.2% and UBU7 +21.3%, a gap of 0.1 percentage points. Over 10 years, IWDA returned +12.9% a year and UBU7 +12.8% a year. IWDA reinvests its income (accumulating), while UBU7 pays it out (distributing). Both are domiciled in Ireland. IWDA and UBU7 both carry a risk indicator (SRRI) of 4 on the 1–7 scale. This is a factual comparison from the fund houses' documents, not investment advice.

Side by side

FigureIWDAUBU7
ISINIE00B4L5Y983IE00B7KQ7B66
Exchange tickersIWDA, SWDA, EUNLUBU7, WRDD, WRDCHY
Fund houseiSharesUBS Asset Management
Total expense ratio (TER)0.20%0.06%
Ongoing charges (KID)0.20%0.06%
Fund sizeUSD 152.1bnUSD 17.8bn
Launch dateSeptember 25, 2009April 11, 2012
ReplicationPhysical—
DomicileIrelandIreland
Distribution policyAccumulatingDistributing
Share class currencyUSDUSD
Number of holdings1,250—
Risk indicator (SRRI)4 / 74 / 7
SFDR classificationArticle 6Article 6
BenchmarkMSCI World Index (Net)MSCI World Total Return Net

Performance

Calendar-year returns

YearIWDAUBU7Difference
2025+21.2%+21.3%−0.1
2024+18.7%+18.9%−0.2
2023+23.9%+23.8%+0.1
2022−18.0%−18.3%+0.3
2021+21.9%+21.6%+0.3
2020+15.9%+15.8%+0.1

Annualised returns

PeriodIWDAUBU7Difference
1 year+14.6%+15.2%−0.6
3 years+21.6%+21.5%+0.1
5 years+11.8%+11.9%−0.1
10 years+12.9%+12.8%+0.1
Returns as published by each fund house, in each share class's currency and net of the fund's charges. The difference is in percentage points. Past performance does not predict future returns.

Holdings

9 of the holdings published by IWDA (top 10) and UBU7 (top 10) appear in both lists; measured on those published positions only, the overlap is at least 27.7%. Shared holdings include NVIDIA, APPLE, MICROSOFT, ALPHABET CLASS A and AMAZON.COM INC.

Top 10 holdings of IWDA

#HoldingWeight
1
NVIDIAIn both
5.86%
2
APPLEIn both
5.36%
3
MICROSOFTIn both
4.00%
4
AMAZON.COM INCIn both
2.65%
5
ALPHABET CLASS AIn both
2.19%
6
META PLATFORMS CLASS AIn both
1.76%
7
ALPHABET CLASS CIn both
1.73%
8
BROADCOM INCIn both
1.72%
9
MICRON TECHNOLOGYIn both
1.37%
10
TESLA INCIn both
1.12%

Top 10 holdings of UBU7

#HoldingWeight
1
NVIDIA CORPIn both
5.86%
2
APPLE INCIn both
5.45%
3
MICROSOFT CORPIn both
4.04%
4
AMAZON.COM INCIn both
2.69%
5
ALPHABET INC-CL AIn both
2.25%
6
ALPHABET INC-CL CIn both
1.78%
7
META PLATFORMS INC-CLASS AIn both
1.77%
8
BROADCOM INCIn both
1.77%
9
MICRON TECHNOLOGY INCIn both
1.34%
10
TESLA INCIn both
1.13%
Compare every published holding of IWDA and UBU7 in the overlap checker

Sectors and countries

Largest sectors of IWDA

  1. Information Technology32.0%
  2. Financials15.6%
  3. Industrials10.8%
  4. Health Care9.1%
  5. Consumer Discretionary8.3%
  6. Communication8.2%
+ 4 more

Largest countries of IWDA

  1. United States73.0%
  2. Japan6.0%
  3. Other5.0%
  4. United Kingdom3.3%
  5. Canada3.3%
  6. France2.2%
+ 4 more

Frequently asked questions

What is the difference between IWDA and UBU7?

IWDA (iShares Core MSCI World UCITS ETF, IE00B4L5Y983) and UBU7 (UBS Core MSCI World UCITS ETF USD dis, IE00B7KQ7B66) both track the MSCI World index. UBU7 has the lower total expense ratio (TER): 0.06% a year against 0.20% for IWDA, 0.14 percentage points less, or about 14 a year on 10,000 invested. IWDA reinvests its income (accumulating), while UBU7 pays it out (distributing). Both are domiciled in Ireland. This is a factual comparison from the fund houses' documents, not investment advice.

Which is cheaper, IWDA or UBU7?

UBU7 has the lower total expense ratio (TER): 0.06% a year against 0.20% for IWDA, 0.14 percentage points less, or about 14 a year on 10,000 invested. Their key information documents state ongoing charges of 0.20% for IWDA and 0.06% for UBU7.

Which is bigger, IWDA or UBU7?

IWDA is the larger fund, with USD 152.1bn in assets against USD 17.8bn for UBU7, about 8.5 times the size.

Do IWDA and UBU7 hold the same companies?

9 of the holdings published by IWDA (top 10) and UBU7 (top 10) appear in both lists; measured on those published positions only, the overlap is at least 27.7%. Shared holdings include NVIDIA, APPLE, MICROSOFT, ALPHABET CLASS A and AMAZON.COM INC.

How did IWDA and UBU7 perform in 2025?

In 2025, IWDA returned +21.2% and UBU7 +21.3%, a gap of 0.1 percentage points. Over 10 years, IWDA returned +12.9% a year and UBU7 +12.8% a year. Over the past year, IWDA returned +14.6% and UBU7 +15.2%. Past performance does not predict future returns.

Are IWDA and UBU7 accumulating or distributing?

IWDA is accumulating: it reinvests its income in the fund. UBU7 is distributing: it pays its income out to investors.

Go further

Other comparisons

Figures are read from the documents each fund house publishes (product page, factsheet, key information document, holdings file) and refreshed weekly. Names and tickers identify the products; FundFacts API is independent of every fund house and index provider. This comparison is factual information, not investment advice or a recommendation to buy or sell either fund.