SIZEvsRSPEETF Comparison
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iShares MSCI USA Size Factor ETF (SIZE) and Invesco ESG S&P 500 Equal Weight ETF (RSPE) belong to the same industry segment: US Large Cap. Both ETFs have the same top 3 sector exposures: Finance, Technology and Industrials. SIZE is less expensive with a Total Expense Ratio (TER) of 0.15%, versus 0.2% for RSPE. SIZE is up 11.63% year-to-date (YTD) with -$556K in YTD flows. RSPE performs better with 15.12% YTD performance, and +$29M in YTD flows. Run a side-by-side ETF comparison of SIZE and RSPE below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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SIZE vs RSPE performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/11/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SIZE RSPE | -3.04%-2.29% | +2.33%+4.37% | +11.63%+15.12% | +12.50%+21.16% | +53.17%+57.65% | +45.96%n/a |
| Flows | SIZE RSPE | -+$3M | -+$7M | -$556K+$29M | +$16M+$39M | -$15M+$49M | -$271M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SIZE RSPE | +10.50%+11.26% | +12.28%+12.58% | +14.58%+14.44% | +17.12%n/a |
| Max drawdown | SIZE RSPE | -4.80%-3.64% | -7.92%-8.83% | -18.57%-18.59% | -24.05%n/a |
| Max drawdown duration | SIZE RSPE | 29d22d | 49d65d | 219d219d | 820dn/a |
Trading data
SIZE | RSPE | |
Last sale 9/11/2026 at 1:30 PM | $179.22 | $34.32 |
| Previous close 09/10/2026 | $177.94 | $33.99 |
| Consolidated volume 09/10/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
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SIZE | RSPE | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/11/2026 at 1:30 PM
Live
Closed
SIZE | RSPE | |
|---|---|---|
| Last price | $179.22 | $34.32 |
| 1D performance | +0.72% | +0.96% |
| AuM | $430.36 M | $73.09 M |
| E/R | 0.15% | 0.2% |
Characteristics
SIZE | RSPE | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | Invesco |
| Benchmark | MSCI USA Low Size Index | S&P 500 Equal Weight Scored & Screened Leaders Select Index |
| N° of holdings | 525 | 182 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | April 16, 2013 | November 17, 2021 |
| ESG | No | Yes |
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Exposure
Countries
SIZE
USA
94.33%
Other
5.67%
RSPE
USA
94.83%
Other
5.17%
Sectors
SIZE
Finance
21.9%
Technology
16.31%
Industrials
13.66%
Healthcare
11.31%
Consumer Non-Cycl.
7.29%
Other
29.52%
RSPE
Finance
23.93%
Technology
16.98%
Industrials
14.05%
Healthcare
13.2%
Consumer Non-Cycl.
8.88%
Other
22.96%
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Diversification
SIZE
Total weight of top 15 holdings out of 15
4.16%
RSPE
Total weight of top 15 holdings out of 15
9.78%
Top 15 holdings
Data as of July 31, 2026
SIZE
Snowflake, Inc.
0.32%
Okta, Inc.
0.31%
SharkNinja, Inc.
0.30%
Dell Technologies, Inc.
0.30%
Best Buy Co., Inc.
0.28%
International Paper Co.
0.28%
Illumina, Inc.
0.27%
Toast, Inc.
0.27%
NetApp, Inc.
0.27%
Dollar Tree, Inc.
0.27%
CDW Corp.
0.27%
Hewlett Packard Enterprise Co.
0.26%
Genuine Parts Co.
0.26%
United Airlines Holdings, Inc.
0.25%
Williams-Sonoma, Inc.
0.25%
RSPE
PayPal Holdings, Inc.
0.76%
Expedia Group, Inc.
0.73%
Charles River Laboratories International, Inc.
0.66%
The Allstate Corp.
0.65%
Workday, Inc.
0.64%
Arthur J. Gallagher & Co.
0.64%
DaVita, Inc.
0.64%
Abbott Laboratories
0.64%
Ball Corp.
0.63%
Royal Caribbean Group
0.63%
Stanley Black & Decker, Inc.
0.63%
Ingersoll Rand, Inc.
0.63%
Veralto Corp.
0.63%
Palo Alto Networks, Inc.
0.63%
Best Buy Co., Inc.
0.63%
Frequently asked questions about SIZE and RSPE
How have the SIZE and RSPE ETFs performed in 2026?
As of September 11, 2026, SIZE is up 11.63% year-to-date (YTD), while RSPE has returned 15.12%. That puts RSPE better performer ahead so far this year.
Which ETF is attracting more investor money: SIZE or RSPE?
Year-to-date, the SIZE ETF saw -$556K in flows, compared to +$29M for RSPE.
Which ETF is more volatile: SIZE or RSPE?
Over the past year, SIZE had a volatility of 12.28%, while RSPE experienced 12.58%.
Which ETF is bigger: SIZE or RSPE?
As of September 11, 2026, SIZE holds $430.36 M in assets under management (AUM), while RSPE manages $73.09 M.
What sectors do the SIZE and RSPE ETFs invest in?
SIZE leans toward sectors like Finance, Technology and Industrials. Meanwhile, RSPE focuses on Finance, Technology and Industrials.
What are the top holdings of the SIZE ETF and RSPE ETF?
SIZE top holdings include Snowflake, Inc., Okta, Inc. and SharkNinja, Inc.. RSPE holds in its top three: PayPal Holdings, Inc., Expedia Group, Inc. and Charles River Laboratories International, Inc..
Which ETF is more diversified: SIZE or RSPE?
SIZE holds 529 securities with 4.16% of its assets in the top 15. RSPE has 184 securities and a top 15 weight of 9.78%.
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Latest news about SIZE & RSPE
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