Data as of Oct 28, 2026.
ACWI vs IYW: Differences, Returns & Fees
Over the year to Oct 28, 2026, ACWI returned +13.4% to IYW's +23.2%; 28% of their weight is in the same names.
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Net assets: $33.0bn on Oct 28, 2026 for iShares MSCI ACWI ETF, and $25.0bn on Oct 27, 2026 for iShares U.S. Technology ETF.
Pair scorecard
ACWI costs 0.05 points a year less; their one-year returns differ by 9.8 points; ACWI is 1.3 times larger.
| Measure | ACWI | IYW |
|---|---|---|
| Return | ||
| Total return, 1 year | +13.4% | +23.2% |
| Drawdown | ||
| Below its high | 5.5%, high on Oct 6, 2026 | |
| Benchmark | ||
| What it tracks | MSCI ACWI | Russell 1000 Technology RIC 22 |
| Cost and size | ||
| Expense ratio | 0.32% | 0.37% |
| Net assets, as of Oct 26, 2026 | $32.6bn | $24.6bn |
| Holdings | ||
| Holdings in common | 28% | |
| Top ten holdings, share of the fund | 24.9% | 65.1% |
Holdings in common uses holdings dated Oct 27, 2026. Method
Risk and return
Apr 4, 2008 to Oct 23, 2026 · 968 weekly returnsIYW returned more: +1,984.9% to +333.1%. ACWI swung less: 18.5% to 22.2%. IYW fell less at its worst: −47.3% to −55.3%.
Full scorecard
9 measures, with how each is measured Open ↓
| Measure | ACWI | IYW | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +333.1% | +1,984.9% | IYW | Price change plus distributions, reinvested. |
| Annualized | +8.2% | +17.7% | IYW | Total return as a yearly rate. |
| Price return | +204.7% | +1,735.3% | IYW | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 18.5% | 22.2% | ACWI | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 13.2% | 14.8% | ACWI | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −55.3% | −47.3% | IYW | Deepest fall from a high to the low after it. |
| Risk-adjusted | ||||
| Sharpe | 0.44 | 0.78 | IYW | Return above Treasury bills per unit of volatility. |
| Sortino | 0.62 | 1.17 | IYW | Return above Treasury bills per unit of downside deviation. |
| Calmar | 0.15 | 0.37 | IYW | Annualized return divided by the max drawdown. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 968 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, ACWI and IYW hold 28% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.
half
28% in common
Only in one fund ↓
Side by side
ACWI and IYW on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
ACWI and IYW do different jobs. What does each one do in a portfolio?
- What each follows. ACWI follows MSCI ACWI and IYW follows Russell 1000 Technology RIC 22.
- Holdings in common. 28% of the weight is in the same securities (holdings dated Oct 27, 2026).
- One-year total return. Over 1 year to Oct 28, 2026 ACWI returned +13.4% and IYW +23.2% with distributions reinvested, a gap of 9.8 points.
Data as of Oct 28, 2026.
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ACWI
ACWI tracks the MSCI ACWI. Over the year to Oct 28, 2026 it returned +13.4% with distributions reinvested. The prospectus expense ratio is 0.32% a year. By its holdings published by its issuer for Oct 27, 2026, 61% of the fund by weight is stocks the S&P 500 also holds, across 2,197 positions, with the top ten at 24.9%.
IYW
IYW tracks an index of U.S. Technology. Over the year to Oct 28, 2026 it returned +23.2% with distributions reinvested, against +13.1% for its benchmark, the Russell 1000 Index. The prospectus expense ratio is 0.37% a year. By its holdings published by its issuer for Oct 27, 2026, 94% of the fund by weight is stocks the S&P 500 also holds, across 150 positions, with the top ten at 65.1%. It sat 5.5% below its high of Oct 6, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, ACWI or IYW?
- In the year to Oct 28, 2026, with distributions reinvested, ACWI returned +13.4% and IYW +23.2%.
- Which is cheaper, ACWI or IYW?
- ACWI is cheaper, by 0.05 percentage points a year. That is about $5 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, ACWI against IYW, data as of Oct 28, 2026. https://etfiq.com/compare/any/acwi-vs-iyw
ETFIQ. (Oct 28, 2026). ACWI against IYW. Retrieved from https://etfiq.com/compare/any/acwi-vs-iyw
[ACWI against IYW (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/acwi-vs-iyw)
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