Data as of Oct 28, 2026.

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IYW vs RSP: Differences, Returns & Fees

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Over the year to Oct 28, 2026, IYW returned +23.2% to RSP's +16.0%; 11% of their weight is in the same names.

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Net assets on Oct 27, 2026: $25.0bn for iShares U.S. Technology ETF and $99.8bn for Invesco S&P 500 Equal Weight ETF.

At a glance
+23.2%
IYW total return, 1 year
+16.0%
RSP total return, 1 year
0.37%
IYW expense ratio
0.20%
RSP expense ratio

Pair scorecard

RSP costs 0.17 points a year less; their one-year returns differ by 7.2 points; RSP is 4.0 times larger.

IYW vs RSP: Differences, Returns & Fees
MeasureIYWRSP
Return
Total return, 1 year+23.2%+16.0%
Drawdown
Below its high5.5%, high on Oct 6, 2026
Benchmark
What it tracksRussell 1000 Technology RIC 22S&P 500 Equal Weight Index
Cost and size
Expense ratio0.37%0.20%
Net assets, as of Oct 27, 2026$25.0bn$99.8bn
Holdings
Holdings in common11%
Top ten holdings, share of the fund65.1%2.7%

Holdings in common uses holdings dated Oct 27, 2026. Method

Risk and return

May 9, 2003 to Oct 23, 2026 · 1,224 weekly returns
IYW RSP
Return
Total return edge IYW +3,009.1% +1,085.5%
Annualized edge IYW +15.7% +11.1%
Price return edge IYW +2,580.8% +726.1%
Risk
Volatility edge RSP 21.4% 18.8%
Max drawdown edge IYW −52.3% −59.6%
Downside capture 116.0% 102.9%
Beta 1.19 1.07
Risk-adjusted
Sharpe edge IYW 0.71 0.56
Sortino edge IYW 1.05 0.80
Treynor 0.088 0.098
Calmar edge IYW 0.30 0.19
Against the benchmark
Alpha +0.9% a year −0.6% a year
Alpha t-stat 0.32 −0.57
Information ratio 0.17 0.02
Tracking error 14.2% 5.4%

Each against its own benchmark: IYW against IWB, May 26, 2000 to Oct 23, 2026; RSP against IVV, May 9, 2003 to Oct 23, 2026.

Reading

IYW returned more: +3,009.1% to +1,085.5%. RSP swung less: 18.8% to 21.4%. IYW fell less at its worst: −52.3% to −59.6%.

Full scorecard

19 measures, with how each is measured
Open ↓
Risk and return: IYW vs RSP: Differences, Returns & Fees
MeasureIYWRSPEdgeHow it is measured
Return
Total return+3,009.1%+1,085.5%IYWPrice change plus distributions, reinvested.
Annualized+15.7%+11.1%IYWTotal return as a yearly rate.
Price return+2,580.8%+726.1%IYWPrice change alone, distributions left out.
Risk
Volatility21.4%18.8%RSPSpread of weekly returns, annualized. Lower is steadier.
Downside deviation14.5%13.2%RSP (slight)Like volatility, counting only weeks below the Treasury bill rate.
Max drawdown−52.3%−59.6%IYWDeepest fall from a high to the low after it.
Upside capture146.1%104.7%Share of its benchmark's rise caught in the weeks it rose.
Downside capture116.0%102.9%Share of its benchmark's fall taken in the weeks it fell. Lower is better.
Beta1.191.07Not an edgeHow far it moves for each 1% its benchmark moves.
R squared0.700.92Not an edgeShare of its weekly moves its benchmark explains.
Risk-adjusted
Sharpe0.710.56IYWReturn above Treasury bills per unit of volatility.
Sortino1.050.80IYWReturn above Treasury bills per unit of downside deviation.
Treynor0.0880.098Return above Treasury bills per unit of beta.
Calmar0.300.19IYWAnnualized return divided by the max drawdown.
Against the benchmark
BenchmarkIWBIVVThe ETF each fund is measured against.
Alpha+0.9% a year−0.6% a yearNot significantYearly return beyond what its beta to the benchmark predicts.
Alpha t-stat0.32−0.57Not an edgeHow sure the alpha is. Below 2, it could be chance.
Alpha range−4.4% to +6.1%−2.8% to +1.5%Includes zeroThe 95% range for the yearly alpha.
Information ratio0.170.02Return against its benchmark per unit of tracking error.
Tracking error14.2%5.4%Not an edgeHow far weekly returns stray from the benchmark, annualized.

Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 1,224 weekly returns. Cash rate: the 13-week Treasury bill.

What they share

11%

By the books each fund has filed, IYW and RSP hold 11% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.

0 half 100%

half

11% in common

Positions both hold · largest shared weight first IYW RSP
CROWDSTRIKE HOLDINGS CLASS A 1.33% 0.25%
DATADOG INC CLASS A 0.46% 0.24%
CADENCE DESIGN SYSTEMS 0.47% 0.24%
SYNOPSYS 0.44% 0.24%
PALO ALTO NETWORKS 1.60% 0.24%
SERVICENOW 0.79% 0.23%
TEXAS INSTRUMENT 1.39% 0.23%
AUTODESK 0.25% 0.23%
FORTINET 0.55% 0.23%
PALANTIR TECHNOLOGIES CLASS A 2.18% 0.23%
ANALOG DEVICES 1.03% 0.23%
NETAPP INC 0.22% 0.24%
Only in one fund ↓
Only in IYW
SNOWFLAKE 0.56%
CLOUDFLARE CLASS A 0.52%
STRATEGY INC CLASS A 0.25%
ASTERA LABS 0.22%
OKTA CLASS A 0.19%
ATLASSIAN CORP CLASS A 0.17%
MONGODB CLASS A 0.15%
CREDO TECHNOLOGY GROUP HOLDING LTD 0.14%
Only in RSP
Moderna Inc 0.30%
Illumina Inc 0.27%
Accenture PLC 0.27%
Hasbro Inc 0.26%
Mettler-Toledo International Inc 0.26%
Revvity Inc 0.26%
Charles River Laboratories International Inc 0.25%
Intuitive Surgical Inc 0.25%
Check overlap with more funds →

Side by side

IYW iShares U.S. Technology ETF RSP Invesco S&P 500 Equal Weight ETF
Where it sits Stock ETF Stock ETF
What it is Tracks an index of U.S. Technology Tracks the S&P 500 equal weight
Total return, 1 year +23.2% +16.0%
Its benchmark over the same days +13.1% (IWB) +13.7% (IVV)
Gap to its benchmark +10.1 pts vs IWB +2.3 pts vs IVV
Expense ratio 0.37% 0.20%
Already in the S&P 500 94.3% 99.8%
Holdings 150 508
Net assets, as of Oct 27, 2026 $25.0bn $99.8bn

IYW and RSP on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

Client brief · page 1 of 2 Report BR-119D58256C

IYW and RSP do different jobs. What does each one do in a portfolio?

  1. What each follows. IYW follows Russell 1000 Technology RIC 22 and RSP follows S&P 500 Equal Weight Index.
  2. Holdings in common. 11% of the weight is in the same securities (holdings dated Oct 27, 2026).
  3. One-year total return. Over 1 year to Oct 28, 2026 IYW returned +23.2% and RSP +16.0% with distributions reinvested, a gap of 7.2 points.

Data as of Oct 28, 2026.

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About each fund
IYW

IYW tracks an index of U.S. Technology. Over the year to Oct 28, 2026 it returned +23.2% with distributions reinvested, against +13.1% for its benchmark, the Russell 1000 Index. The prospectus expense ratio is 0.37% a year. By its holdings published by its issuer for Oct 27, 2026, 94% of the fund by weight is stocks the S&P 500 also holds, across 150 positions, with the top ten at 65.1%. It sat 5.5% below its high of Oct 6, 2026 on Oct 28, 2026.

RSP

RSP tracks the S&P 500 equal weight. Over the year to Oct 28, 2026 it returned +16.0% with distributions reinvested, against +13.7% for its benchmark, the S&P 500 Index. The prospectus expense ratio is 0.20% a year. By its holdings published by its issuer for Oct 27, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 508 positions, with the top ten at 2.7%.

Questions people ask

Which returned more over the last year, IYW or RSP?
In the year to Oct 28, 2026, with distributions reinvested, IYW returned +23.2% and RSP +16.0%.
Which is cheaper, IYW or RSP?
RSP is cheaper, by 0.17 percentage points a year. That is about $17 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do IYW and RSP overlap with the S&P 500?
By their latest filed holdings, 94% of IYW and 100% of RSP by weight is stocks the S&P 500 already holds.
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ETFIQ, IYW against RSP, data as of Oct 28, 2026. https://etfiq.com/compare/any/iyw-vs-rsp

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