Best Small-Cap ETFs
Top US small-cap ETFs ranked by ETF Copilot, refreshed daily.
Updated September 11, 2026
What stands out across Small-Cap ETFs
Expense ratios on this page run from 0.03% to 0.19% a year, a median of 0.05%. VB is the cheapest of the 5 shown.
Across the 5 funds shown, ETF Copilot's overall scores run from 3.6 to 4.8 out of 10, with a median of 4.3.
Concentration varies widely here: the ten largest holdings account for 3% of assets in the least concentrated fund and 9% in the most, a median of 6% across the list.
2 of 5 are more concentrated than the typical fund in their own category, on ETF Copilot's concentration measure.
The typical Small-Cap fund on this page behaves like 461 equally weighted positions once holding weights are taken into account.
As of September 11, 2026, the largest fund on ETF Copilot's Best Small-Cap ETFs list by assets is Vanguard Morningstar Small-Cap ETF (VB).
What are the Best Small-Cap ETFs? The 5 on this list
| # | Fund | ETF Copilot score | Expense ratio | Assets | Top 10 weight | Largest exposures |
|---|---|---|---|---|---|---|
| 1 | Vanguard Morningstar Small-Cap ETF (VB) | 4.4/10 | 0.03% | $183.4B | 4% | Tech 17%, Semiconductors 3% |
| 2 | iShares Core S&P Small-Cap ETF (IJR) | 4.3/10 | 0.06% | $110.0B | 7% | Tech 15%, Semiconductors 4% |
| 3 | iShares Russell 2000 ETF (IWM) | 4.2/10 | 0.19% | $80.5B | 3% | Tech 14%, Semiconductors 2% |
| 4 | Vanguard Morningstar Small-Cap Value ETF (VBR) | 3.6/10 | 0.05% | $68.3B | 6% | Tech 11%, Semiconductors 1% |
| 5 | Vanguard Morningstar Small-Cap Growth ETF (VBK) | 4.8/10 | 0.05% | $43.8B | 9% | Tech 26%, Semiconductors 5% |
ETF Copilot's 0–10 score rates a fund on value, growth, quality and risk against every US equity ETF we track. How the scores are built →
Expense ratio, dividend yield and assets under management are reported by the fund and refreshed daily. Every other figure on this page is computed by ETF Copilot.
Which Small-Cap ETFs are compared head to head?
Every published head-to-head between these funds, the most searched first.
- IJR vs VB
- IWM vs IJR
- IWM vs VB
- IJR vs VBR
- IWM vs VBR
- VB vs VBR
- IJR vs VBK
- IWM vs VBK
- VB vs VBK
- VBR vs VBK
- AVUV vs IJR
- AVUV vs IWM
- AVUV vs VB
- AVUV vs VBK
- AVUV vs VBR
- AVUV vs SCHA
- IJR vs IWM vs SCHA vs VB
- IJR vs SCHA
- IWM vs SCHA
- SCHA vs VB
- SCHA vs VBK
- SCHA vs VBR
- AVUV vs VTWO
- IJR vs VTWO
- IWM vs VTWO
- SCHA vs VTWO
- VB vs VTWO
- VBK vs VTWO
- VBR vs VTWO
- AVUV vs SPSM
- IJR vs SPSM
- IWM vs SPSM
- SCHA vs SPSM
- SPSM vs VB
- SPSM vs VBK
- SPSM vs VBR
- SPSM vs VTWO
- AVUV vs DFAS
- DFAS vs IJR
- DFAS vs IWM
- DFAS vs SCHA
- DFAS vs SPSM
- DFAS vs VB
- DFAS vs VBK
- DFAS vs VBR
- DFAS vs VTWO
- IWN vs VBR
Where is money going in US Small Cap?
In the week to September 11, 2026, US Small Cap moved -2.0% and saw -$32M of net fund flow, which ETF Copilot reads as exiting — money leaving.
| Measure | Value |
|---|---|
| Price, 1 week | -2.0% |
| Net flow, 1 week | -$32M |
| Price, 1 month | -4.0% |
| Net flow, 1 month | +$9.1B |
Net fund flow is money into or out of the ETFs in this category, computed by ETF Copilot from daily fund assets. All 33 sectors side by side →
Cite this
ETF Copilot, “Best Small-Cap ETFs”, as of September 11, 2026.
https://etf-copilot.com/best/small-cap-etfs
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