Keep tabs on your favorite ETFs with a personalized weekly tracker. Create a Watchlist now →
RSPvsSIZEETF Comparison
Invesco S&P 500® Equal Weight ETF (RSP) and iShares MSCI USA Size Factor ETF (SIZE) belong to the same industry segment: US Large Cap. RSP's top 3 sector exposures are Industrials, Information Technology and Financials. In contrast, SIZE's top sector exposures are Information Technology, Industrials and Financials. RSP is more expensive with a Total Expense Ratio (TER) of 0.2%, versus 0.15% for SIZE. RSP is up 2.64% year-to-date (YTD) with +$9.44B in YTD flows. SIZE performs worse with 0.76% YTD performance, and -$8M in YTD flows. Run a side-by-side ETF comparison of RSP and SIZE below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
RSP vs SIZE performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | RSP SIZE | -3.42%-3.53% | +1.37%-0.80% | +2.64%+0.76% | +16.34%+14.97% | +48.92%+51.67% | +51.92%+46.12% |
| Flows | RSP SIZE | +$3.04B-$8M | +$9.24B+$8M | +$9.44B-$8M | +$4.80B+$29M | +$34.76B-$47M | +$46.82B-$670M |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | RSP SIZE | +11.50%+12.03% | +17.13%+17.50% | +14.13%+14.74% | +16.16%+17.04% |
| Max drawdown | RSP SIZE | -4.10%-3.87% | -12.98%-13.31% | -17.79%-18.57% | -21.48%-24.05% |
| Max drawdown duration | RSP SIZE | 10d13d | 46d46d | 220d219d | 752d820d |
RSP | SIZE | |
Last sale 3/12/2026 at 1:30 PM | $193.56 | $160.76 |
| Previous close 03/11/2026 | $196.57 | $162.80 |
| Consolidated volume 03/11/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Create an account to view replication metrics
RSP | SIZE | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
RSP | SIZE | |
|---|---|---|
| Last price | $193.56 | $160.76 |
| 1D performance | -1.53% | -1.26% |
| AuM | $86.75 B | $382.73 M |
| E/R | 0.2% | 0.15% |
Countries
Sectors
Diversification
Total weight of top 15 holdings out of 15
Total weight of top 15 holdings out of 15
Top 15 holdings
How have the RSP and SIZE ETFs performed in 2026?
As of March 11, 2026, RSP is up 2.64% year-to-date (YTD), while SIZE has returned 0.76%. That puts RSP better performer ahead so far this year.
Which ETF is attracting more investor money: RSP or SIZE?
Year-to-date, the RSP ETF saw +$9.44B in flows, compared to -$8M for SIZE.
Which ETF is more volatile: RSP or SIZE?
Over the past year, RSP had a volatility of 17.13%, while SIZE experienced 17.5%.
Which ETF is bigger: RSP or SIZE?
As of March 11, 2026, RSP holds $86.75 B in assets under management (AUM), while SIZE manages $382.73 M.
What sectors do the RSP and SIZE ETFs invest in?
RSP leans toward sectors like Industrials, Information Technology and Financials. Meanwhile, SIZE focuses on Information Technology, Industrials and Financials.
What are the top holdings of the RSP ETF and SIZE ETF?
RSP top holdings include US80004C2008, MODERNA INC and MICRON TECHNOLOGY. SIZE holds in its top three: US7731211089, ECHOSTAR and WESTERN DIGITAL.
Which ETF is more diversified: RSP or SIZE?
RSP holds 503 securities with 3.99% of its assets in the top 15. SIZE has 544 securities and a top 15 weight of 4.05%.
MoneyShow Chart of the Day 8/20/2025: Traders Move Out of Palantir, Into...Pampers
Is It Finally Time for Investors to Consider Equal-Weighted ETFs?
S&P 500 Hits New All-Time Highs: 3 S&P 500 ETFs to Watch
Have you tried our ETF Compare tool?
Compare ETFs like a pro. Analyze fees, performance, exposure & holdings side-by-side.