Compare VUSA vs. IDUS ETF performance

Comparing 2 ETFs

Performance (August 18, 2026 - September 18, 2026)
VUSA
-0.44%
IDUS
-0.44%
-1.50%-1.00%-0.50%0.00%0.50%Aug 18Aug 20Aug 24Aug 26Aug 28Sep 1Sep 3Sep 7Sep 9Sep 11Sep 15Sep 170
Comparison analysis

The ETFs Vanguard S&P 500 UCITS ETF (VUSA) and iShares Core S&P 500 UCITS ETF (IDUS) are passive ETFs that track the performance of the S&P 500 Net Total Return Index - USD. As a result, they allow investors to get exposure to US Large & Mid Cap. Vanguard S&P 500 UCITS ETF (VUSA) has a higher tracking difference (+13.46bps) than iShares Core S&P 500 UCITS ETF (IDUS) (+13.19bps), and a higher tracking error (+1.29bps vs. +1.24bps). Both funds use a Direct (Physical) replication method to follow their index and a replication model of Full replication. Both VUSA and IDUS distribute dividends, with a TTM distribution yield of 0.87% and 0.86% respectively. Technology, Finance and Consumer Non-Cyclicals are VUSA’s top sector exposures, while IDUS invests in Technology, Finance and Healthcare as its top 3. VUSA’s top underlying securities are NVIDIA Corp. (7.54%), Apple, Inc. (7.04%) and Microsoft Corp. (5.35%). IDUS’s top underlying securities are Apple, Inc. (7.65%), NVIDIA Corp. (7.38%) and Microsoft Corp. (5.23%). With a Total Expense Ratio (TER) of 0.07%, VUSA is cheaper than IDUS, with 0.07%. VUSA has a 3M average daily volume (ADV) of +$50M vs. +$19M for IDUS.  The recorded 1Y bid-ask spread is +2.28bps (VUSA) and +3.24bps (IDUS). The table below shows the full side-by-side ETF comparison of VUSA and IDUS, with detailed data on performance, flows, liquidity, exposure to individual stocks, segments, sectors, and geographies, helping you select the best ETFs.

VUSA
Vanguard S&P 500 UCITS ETF Distributing - USDThis ETF provides exposure to Large Cap US Equities
Share class
Dist
USD
ISIN
IE00B3XXRP09
IDUS
iShares Core S&P 500 UCITS ETF USD Dist - USDThis ETF provides exposure to Large Cap US Equities
Share class
Dist
USD
ISIN
IE0031442068
Product Type
Passive ETF
Passive ETF
 
Strategy
Long only
Long only
 
NAV
$144.89
$76.15
 
AuM
-
-
 
Total AuM of fund
€77.66B
€157.55B
 
Base currency
USD
USD
 
TER
0.07%
0.07%
 
Rating
 
 
Provider
 
Investment strategy
The Vanguard S&P 500 UCITS ETF seeks to track the performance of the index, a widely recognised benchmark of U.S. stock market performance that is comprised of the stocks of large U.S. companies.
The Fund seeks to track the performance of an index composed of 500 large cap U.S. companies.
 
Dividend policy
Distribution
Distribution
 
 
 
Tax optimisation
 
PEA
 
UK Reporting
 
 
Performance and flows
Perf.
Flows
Perf.
Flows
 
1 month
-0.44%
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-0.44%
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3 months
+2.22%
+2.22%
 
1 year
+16.43%
+16.43%
 
3 years
+77.30%
+77.31%
 
5 years
+86.03%
+86.07%
 
Month to date
-0.40%
-0.40%
 
Quarter to date
+2.22%
+2.21%
 
Year to date
+12.52%
+12.51%
 
 
Volatility and risk
1 year
3 years
5 years
1 year
3 years
5 years
 
Volatility
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Perf./Volatility
 
Max drawdown
 
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Access exclusive metrics and features to support your investment decisions.
 
 
Exposure
 
Countries
 
Sectors or issuer types
 
Number of holdings
503
503
 
Weight of top 15 holdings
 
Top 15 holdings
NVIDIA Corp.
Apple, Inc.
Microsoft Corp.
Amazon.com, Inc.
Alphabet, Inc.
Broadcom Inc.
Alphabet, Inc.
Meta Platforms, Inc.
JPMorgan Chase & Co.
Berkshire Hathaway, Inc.
Micron Technology, Inc.
Eli Lilly & Co.
Tesla, Inc.
Advanced Micro Devices, Inc.
ExxonMobil Holdings Corp.
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Apple, Inc.
NVIDIA Corp.
Microsoft Corp.
Amazon.com, Inc.
Alphabet, Inc.
Broadcom Inc.
Alphabet, Inc.
Meta Platforms, Inc.
Micron Technology, Inc.
JPMorgan Chase & Co.
Berkshire Hathaway, Inc.
Eli Lilly & Co.
Tesla, Inc.
Advanced Micro Devices, Inc.
ExxonMobil Holdings Corp.
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Replication
 
Benchmark
 
Replication method
 
Replication model
 
Trackinsight replication rating
 
Tracking error (1Y)
 
Tracking difference (1Y)
 
1Y cumulative return difference
Best
+15.84bps
Worst
+13.46bps
Best
+16.67bps
Worst
+13.19bps
 
Daily return difference
Avg
+0.04bps
Worst
-0.20bps
Avg
+0.04bps
Worst
-0.27bps
 
 
Sustainability
 
SDG
 

Frequently asked questions about VUSA and IDUS

How did VUSA and IDUS perform in 2026?

As of 9/18/2026, VUSA has delivered a year-to-date performance of 12.52%, while IDUS has returned 12.51%.

Which ETF is seeing higher flows: VUSA or IDUS?

As of 9/18/2026, VUSA has recorded -€1.94B in net flows YTD, compared to +€247M for IDUS since the beginning of the year.

Which ETF shows higher volatility: VUSA or IDUS?

As of 9/18/2026, VUSA reported a 1-year volatility of 12.77%, whereas IDUS registered volatility 12.81% over the same period.

How do VUSA and IDUS differ in sector exposure?

As of 9/18/2026, VUSA is primarily exposed to sectors such as Technology, weight 44.67%, Finance, weight 13.84% and Consumer Non-Cyclicals, weight 9.40%. The top sectors in IDUS feature Technology, weight 44.76%, Finance, weight 14.01% and Healthcare, weight 8.99%.

How do VUSA and IDUS differ in geographic exposure?

As of 9/18/2026, VUSA has its largest country exposures in USA, weight 97.38% and Ireland, weight 1.18%. The top countries in IDUS feature USA, weight 97.39% and Ireland, weight 1.16%.

How do VUSA and IDUS differ in terms of holdings?

As of 9/18/2026, VUSA include NVIDIA Corp., weight 7.54%, Apple, Inc., weight 7.04% and Microsoft Corp., weight 5.35%. The top positions in IDUS feature Apple, Inc., weight 7.65%, NVIDIA Corp., weight 7.38% and Microsoft Corp., weight 5.23%.

Is VUSA or IDUS more diversified?

As of 9/18/2026, VUSA holds 503 securities, with 44.00% of its assets allocated to its top 15 positions. IDUS, by comparison, includes 503 holdings and has 43.59% concentrated in its top 15.

Which ETF has a higher distribution yield: VUSA or IDUS?

As of 9/18/2026, VUSA has a trailing 12-month yield of 0.87%, while IDUS offers 0.86%.

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