Data as of Oct 28, 2026.
IWO vs VOX: Differences, Returns & Fees
Over the year to Oct 28, 2026, IWO returned +7.9% to VOX's −5.7%; 2% of their weight is in the same names.
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Net assets: $14.0bn on Oct 27, 2026 for iShares Russell 2000 Growth ETF, and $6.0bn on Sep 30, 2026 for Vanguard Communication Services ETF.
Pair scorecard
VOX costs 0.15 points a year less; their one-year returns differ by 13.6 points; IWO is 2.4 times larger.
| Measure | IWO | VOX |
|---|---|---|
| Return | ||
| Total return, 1 year | +7.9% | −5.7% |
| Drawdown | ||
| Below its high | 9.9%, high on Aug 14, 2026 | 10.8%, high on Jan 29, 2026 |
| Benchmark | ||
| What it tracks | Russell 2000 Growth Index | MSCI US Investable Market Index (IMI)/Communication Services 25/50 |
| Cost and size | ||
| Expense ratio | 0.24% | 0.09% |
| Net assets, as of Sep 30, 2026 | $14.1bn | $6.0bn |
| Holdings | ||
| Holdings in common | 2% | |
| Top ten holdings, share of the fund | 6.4% | 71.1% |
Holdings in common uses holdings dated Sep 30, 2026 and Oct 27, 2026. Method
What they share
By the books each fund has filed, IWO and VOX hold 2% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 27, 2026.
half
2% in common
Only in one fund ↓
Side by side
IWO and VOX on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
IWO
IWO tracks the Russell 2000 Growth. Over the year to Oct 28, 2026 it returned +7.9% with distributions reinvested, against +8.0% for its benchmark, the Russell 2000 Growth Index. The prospectus expense ratio is 0.24% a year. By its holdings published by its issuer for Oct 27, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 1,122 positions, with the top ten at 6.4%. It sat 9.9% below its high of Aug 14, 2026 on Oct 28, 2026.
VOX
VOX tracks an index of Communication Services. Over the year to Oct 28, 2026 it returned −5.7% with distributions reinvested, against −5.9% for its benchmark, the MSCI US Investable Market Index (IMI)/Communication Services 25/50. The prospectus expense ratio is 0.09% a year. By its holdings published by its issuer as of Sep 30, 2026, 84% of the fund by weight is stocks the S&P 500 also holds, across 113 positions, with the top ten at 71.1%. It sat 10.8% below its high of Jan 29, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, IWO or VOX?
- In the year to Oct 28, 2026, with distributions reinvested, IWO returned +7.9% and VOX −5.7%.
- Which is cheaper, IWO or VOX?
- VOX is cheaper, by 0.15 percentage points a year. That is about $15 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, IWO against VOX, data as of Oct 28, 2026. https://etfiq.com/compare/any/iwo-vs-vox
ETFIQ. (Oct 28, 2026). IWO against VOX. Retrieved from https://etfiq.com/compare/any/iwo-vs-vox
[IWO against VOX (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/iwo-vs-vox)
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