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<h2>Key Points</h2><ul><li>IWO charges a higher expense ratio than VUG but both currently yield the same 0.5%</li><li>IWO outperformed VUG over the past year but experienced a deeper maximum drawdown over five years</li><li>IWO tilts heavily toward small-cap healthcare, technology, and industrials, while VUG is dominated by mega-cap tech</li><li>10 stocks we like better than iShares Trust - iShares Russell 2000 Growth ETF ›</li></ul><p><strong>Vanguard Growth ETF</strong> <span class="ticker">(NYSEMKT:VUG)</span> and <strong>iShares Russell 2000 Growth ETF</strong> <span class="ticker">(NYSEMKT:IWO)</span> both target U.S. growth stocks, but VUG focuses on large-cap names with ultra-low costs, while IWO delivers small-cap exposure with more sector diversification but higher fees.</p><p>Both funds aim to capture U.S. growth equity trends, but their approaches and portfolios are starkly different. VUG tracks large-cap growth stocks, dominated by a handful of tech giants, while IWO dives into the small-cap growth universe, offering broader industry representation. This comparison explores their costs, returns, risk, and what’s really inside each ETF.</p><h2 id="snapshot-cost-amp-size">Snapshot (cost &amp; size)</h2><section><table><tbody><tr><th>Metric</th><th>VUG</th><th>IWO</th></tr><tr><td>Issuer</td><td>Vanguard</td><td>IShares</td></tr><tr><td>Expense ratio</td><td>0.03%</td><td>0.24%</td></tr><tr><td>1-yr return (as of 2026-03-24)</td><td>13.3%</td><td>17.2%</td></tr><tr><td>Dividend yield</td><td>0.5%</td><td>0.5%</td></tr><tr><td>Beta</td><td>1.17</td><td>1.17</td></tr><tr><td>AUM</td><td>$187.8 billion</td><td>$12.4 billion</td></tr></tbody></table></section><p><em>Beta measures price volatility relative to the S&amp;P 500; beta is calculated from five-year monthly returns. The 1-yr return represents total return over the trailing 12 months.</em></p><p>VUG is significantly more affordable, charging just 0.03% annually versus IWO’s 0.24%, but both currently yield 0.5%, so income-focused investors will not see a difference on payout alone.</p><h2 id="performance-amp-risk-comparison">Performance &amp; risk comparison</h2><section><table><tbody><tr><th>Metric</th><th>VUG</th><th>IWO</th></tr><tr><td>Max drawdown (5 y)</td><td>-35.61%</td><td>-40.51%</td></tr><tr><td>Growth of $1,000 over 5 years</td><td>$1,756</td><td>$1,077</td></tr></tbody></table></section><h2 id="whatx27s-inside">What's inside</h2><p>IWO holds over 1,100 stocks from the small-cap growth segment, with the largest weights in healthcare (24%), technology (23%), and industrials (22%). Its top holdings—<strong>Bloom Energy Class A Corp</strong> <span class="ticker">(NYSE:BE)</span>, <strong>Fabrinet</strong> <span class="ticker">(NYSE:FN)</span>, and <strong>Credo Technology Group Holding Ltd </strong><span class="ticker">(NASDAQ:CRDO)</span>—are each a small fraction of assets, reflecting a diverse portfolio. Launched nearly 26 years ago, IWO offers long-term access to smaller, faster-growing U.S. companies, with no unusual fund quirks or leverage resets.</p><p>By contrast, VUG concentrates over half its portfolio in technology, with communication services and consumer cyclicals filling out much of the rest. Its top holdings—<strong>NVIDIA Corp</strong> <span class="ticker">(NASDAQ:NVDA)</span>, <strong>Apple Inc</strong> <span class="ticker">(NASDAQ:AAPL)</span>, and<strong> Microsoft Corp</strong> <span class="ticker">(NASDAQ:MSFT)</span>—account for more than a third of assets, making it more top-heavy. VUG tracks the CRSP US Large Cap Growth Index, so its sector and stock weights reflect the dominance of mega-cap tech in today’s market.</p><p>For more guidance on ETF investing, check out the full guide at this link.</p><h2 id="what-this-means-for-investors">What this means for investors</h2><p>For investors interested in increasing their exposure to growth stocks, Vanguard Growth ETF (VUG) and iShares Russell 2000 Growth ETF (IWO) are both exchange-traded funds (ETFs) worth considering. Here is how these two ETFs stack up against one another.</p><p>First, there’s VUG. This ETF, which focuses on mega-cap stocks, excels in several key areas. For one, it has delivered superior long-term performance. $1,000 invested in VUG five years ago would be worth $1,756 today, versus $1,077 for IWO. In addition, VUG has a rock-bottom expense ratio of 0.03%, compared to 0.24% for IWO.</p><p>As for IWO, it has the edge in diversification. The fund holds over 1,100 stocks. What’s more, those stocks are small-cap stocks, offering investors a counterweight to big tech stocks which dominate the VUG and many other index-linked ETFs.</p><p>In summary, VUG and IWO are both intriguing choices for investors. While VUG edges out IWO on long-term performance and fees, many investors will find a place for IWO in their portfolios due to its diversification.</p><h2>Should you buy stock in iShares Trust - iShares Russell 2000 Growth ETF right now?</h2>
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<p style="color: #767676; text-align: left"><em>*Stock Advisor returns as of March 26, 2026. </em></p><p><em>Jake Lerch has positions in Nvidia. The Motley Fool has positions in and recommends Apple, Bloom Energy, Microsoft, Nvidia, and Vanguard Growth ETF and is short shares of Apple. The Motley Fool has a disclosure policy.</em></p>
<p>The views and opinions expressed herein are the views and opinions of the author and do not necessarily reflect those of Nasdaq, Inc.</p>
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<p>The comparison between iShares Russell 2000 Growth ETF (IWO) and Vanguard Growth ETF (VUG) highlights their differing approaches to U.S. growth stocks. IWO, with a higher expense ratio of 0.24%, focuses on small-cap stocks, offering greater diversification but lower long-term returns ($1,077 over five years). In contrast, VUG, with a low expense ratio of 0.03%, targets large-cap stocks, yielding superior performance ($1,756 over five years). Both ETFs yield 0.5%, making them appealing for growth investors, but VUG is favored for its cost-effectiveness and performance.</p>

- The Vanguard Growth ETF (VUG) and iShares Russell 2000 Growth ETF (IWO) serve different investment strategies, with VUG focusing on large-cap growth stocks at a lower expense ratio of 0.03% compared to IWO's 0.24%.  
- Over five years, VUG has significantly outperformed IWO in returns, growing $1,000 to $1,756 versus IWO's $1,077, though IWO offers more diversification with over 1,100 small-cap stocks.  
- Both ETFs cater to investors seeking growth, but VUG is favored for performance and cost efficiency, while IWO provides broader sector exposure.

IWO vs. VUG: One Offers Broad Growth Exposure While the Other Has Lower Fees