ETF comparison
VIOO vs VTWO
Both US Small Cap.
Vanguard S&P Small-Cap 600 Index Fund ETF Shares · Vanguard Russell 2000 Index Fund ETF Shares
Holdings overlap
533 positions appear in both funds. Buying equal dollars of VIOO and VTWO would leave roughly 40.9% of each dollar exposed to the same underlying securities.
Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
VTWO is 1 bps cheaper than VIOO. On a $100,000 position that's about $10/yr more in fees for VIOO.
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with VIOO vs VTWO.
Top shared holdings
533 shared in total| # | Holding | In VIOO | In VTWO | Overlap |
|---|---|---|---|---|
| 1 | Semtech Corp | 0.83% | 0.42% | 0.42% |
| 2 | Sanmina Corp | 0.83% | 0.41% | 0.41% |
| 3 | Viavi Solutions Inc | 0.66% | 0.33% | 0.33% |
| 4 | Lumen Technologies Inc | 0.61% | 0.31% | 0.31% |
| 5 | Viasat Inc | 0.64% | 0.29% | 0.29% |
| 6 | FormFactor Inc | 0.57% | 0.28% | 0.28% |
| 7 | Argan Inc | 0.54% | 0.26% | 0.26% |
| 8 | StoneX Group Inc | 0.47% | 0.24% | 0.24% |
| 9 | Powell Industries Inc | 0.47% | 0.24% | 0.24% |
| 10 | BrightSpring Health Services Inc | 0.48% | 0.23% | 0.23% |
| 11 | Krystal Biotech Inc | 0.47% | 0.22% | 0.22% |
| 12 | SM Energy Co | 0.41% | 0.22% | 0.22% |
Only in VIOO
70 total- Element Solutions Inc 0.57%
- Enphase Energy Inc 0.53%
- Molina Healthcare Inc 0.53%
- Qorvo Inc 0.51%
- Eastman Chemical Co 0.51%
- Match Group Inc 0.50%
- Everus Construction Group Inc 0.45%
- Ralliant Corp 0.41%
- LKQ Corp 0.41%
- Paycom Software Inc 0.40%
Only in VTWO
1,412 total- Bloom Energy Corp 1.83%
- Credo Technology Group Holding Ltd 1.12%
- Sterling Infrastructure Inc 0.75%
- Fabrinet 0.69%
- Nextpower Inc 0.67%
- IonQ Inc 0.63%
- Coeur Mining Inc 0.58%
- TTM Technologies Inc 0.52%
- EchoStar Corp 0.51%
- Guardant Health Inc 0.47%
Related comparisons
More comparisons with VIOO
- VIOO vs IWO · iShares Russell 2000 Growth ETF 37.7%
- VIOO vs FNDA · Schwab Fundamental U.S. Small Company ETF 36.3%
- VIOO vs SCHA · Schwab U.S. Small-Cap ETF 34.1%
- VIOO vs DFAS · U.S. Small Cap Portfolio-ETF Class Shares 33.5%
- VIOO vs DFSV · DFA U.S. Small Cap Value Portfolio – ETF Class Shares 31.9%
- VIOO vs DFAT · U.S. Targeted Value Portfolio-ETF Class Shares 31.0%
More comparisons with VTWO
- VTWO vs SPSM · State Street SPDR Portfolio S&P 600 Small Cap ETF 40.4%
- VTWO vs IJR · iShares Core S&P Small-Cap ETF 40.2%
- VTWO vs FNDA · Schwab Fundamental U.S. Small Company ETF 38.3%
- VTWO vs VBK · Vanguard Morningstar Small-Cap Growth ETF 35.2%
- VTWO vs VB · Vanguard Morningstar Small-Cap ETF 30.8%
- VTWO vs DFAT · U.S. Targeted Value Portfolio-ETF Class Shares 30.5%
Percentages are holdings overlap with the named fund.
Open VIOO or VTWO at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions
matched on ISIN (CUSIP fallback). Methodology: see
/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.