IVOG vs. VOO
IVOG (Vanguard S&P Mid-Cap 400 Growth ETF) and VOO (Vanguard S&P 500 ETF) are both exchange-traded funds - IVOG is a Small Cap Growth Equities fund tracking the S&P MidCap 400 Growth Index, while VOO is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 10 years, IVOG returned 12.09%/yr vs 15.77%/yr for VOO. Their correlation of 0.86 suggests significant overlap in exposure. IVOG charges 0.15%/yr vs 0.03%/yr for VOO.
Performance
IVOG vs. VOO - Performance Comparison
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Returns By Period
In the year-to-date period, IVOG achieves a 20.66% return, which is significantly higher than VOO's 9.75% return. Over the past 10 years, IVOG has underperformed VOO with an annualized return of 12.09%, while VOO has yielded a comparatively higher 15.77% annualized return.
IVOG
- 1D
- 0.63%
- 1M
- 4.20%
- YTD
- 20.66%
- 6M
- 17.87%
- 1Y
- 32.69%
- 3Y*
- 18.41%
- 5Y*
- 8.84%
- 10Y*
- 12.09%
VOO
- 1D
- -0.29%
- 1M
- 0.08%
- YTD
- 9.75%
- 6M
- 9.30%
- 1Y
- 26.77%
- 3Y*
- 21.36%
- 5Y*
- 13.58%
- 10Y*
- 15.77%
IVOG vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IVOG Vanguard S&P Mid-Cap 400 Growth ETF | 20.66% | 7.34% | 15.62% | 17.36% | -19.08% | 18.85% | 22.60% | 26.13% | -10.58% | 19.90% |
VOO Vanguard S&P 500 ETF | 9.75% | 17.82% | 24.98% | 26.32% | -18.17% | 28.79% | 18.32% | 31.37% | -4.50% | 21.77% |
Correlation
The correlation between IVOG and VOO is 0.79, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.79 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.81 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.85 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.85 |
Correlation (All Time) Calculated using the full available price history since Sep 9, 2010 | 0.86 |
The correlation between IVOG and VOO has been stable across timeframes, ranging from 0.79 to 0.86 - a consistent structural relationship.
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Return for Risk
IVOG vs. VOO — Risk / Return Rank
IVOG
VOO
IVOG vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard S&P Mid-Cap 400 Growth ETF (IVOG) and Vanguard S&P 500 ETF (VOO). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| IVOG | VOO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.31 | ||
| Sortino ratioReturn per unit of downside risk | -0.28 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 1.39 | -0.07 |
| Calmar ratioReturn relative to maximum drawdown | 3.39 | 3.02 | +0.37 |
| Martin ratioReturn relative to average drawdown | 13.20 | 13.58 | -0.38 |
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Drawdowns
IVOG vs. VOO - Drawdown Comparison
The maximum IVOG drawdown since its inception was -39.32%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for IVOG and VOO.
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Drawdown Indicators
| IVOG | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -39.32% | -33.99% | -5.33% |
Max Drawdown (1Y)Largest decline over 1 year | -9.69% | -8.90% | -0.79% |
Max Drawdown (3Y)Largest decline over 3 years | -25.61% | -18.69% | -6.92% |
Max Drawdown (5Y)Largest decline over 5 years | -29.31% | -24.52% | -4.79% |
Max Drawdown (10Y)Largest decline over 10 years | -39.32% | -33.99% | -5.33% |
Current DrawdownCurrent decline from peak | 0.00% | -1.74% | +1.74% |
Average DrawdownAverage peak-to-trough decline | -5.87% | -3.68% | -2.19% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.48% | 1.98% | +0.50% |
Volatility
IVOG vs. VOO - Volatility Comparison
Vanguard S&P Mid-Cap 400 Growth ETF (IVOG) has a higher volatility of 5.53% compared to Vanguard S&P 500 ETF (VOO) at 4.60%. This indicates that IVOG's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IVOG | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.53% | 4.60% | +0.93% |
Volatility (6M)Calculated over the trailing 6-month period | 13.79% | 9.73% | +4.06% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.64% | 12.39% | +5.25% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.69% | 16.90% | +3.79% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.64% | 18.05% | +2.59% |
IVOG vs. VOO - Expense Ratio Comparison
IVOG has a 0.15% expense ratio, which is higher than VOO's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
IVOG vs. VOO - Dividend Comparison
IVOG's dividend yield for the trailing twelve months is around 0.53%, less than VOO's 1.04% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IVOG Vanguard S&P Mid-Cap 400 Growth ETF | 0.53% | 0.64% | 0.79% | 1.15% | 1.05% | 0.47% | 0.74% | 1.17% | 1.01% | 0.93% | 1.11% | 1.04% |
VOO Vanguard S&P 500 ETF | 1.04% | 1.13% | 1.24% | 1.46% | 1.69% | 1.25% | 1.54% | 1.88% | 2.06% | 1.78% | 2.02% | 2.10% |
Frequently Asked Questions
IVOG and VOO have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IVOG has higher volatility (5.53%) compared to VOO (4.60%). In terms of maximum drawdown, IVOG dropped -39.32% vs VOO's -33.99%.
On 10-year performance, VOO leads with 15.77% vs 12.09% for IVOG. On fees, VOO is cheaper at 0.03% per year. On volatility, VOO has been the lower-risk option at 4.60%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, VOO has performed better with a 15.77% return vs 12.09%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
VOO is cheaper with a 0.03% expense ratio, compared with 0.15% for IVOG.
VOO has the higher dividend yield at 1.04%, compared with 0.53% for IVOG.
IVOG is categorized as Small Cap Growth Equities, while VOO is S&P 500. IVOG tracks S&P MidCap 400 Growth Index, while VOO tracks S&P 500 Index. Their fees differ too: 0.15% for IVOG and 0.03% for VOO.
VOO currently has the higher Sharpe Ratio (2.17 vs 1.86), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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