IVOV vs. VIOV

Last updated Aug 2, 2026

IVOV (Vanguard S&P Mid-Cap 400 Value ETF) and VIOV (Vanguard S&P Small-Cap 600 Value ETF) are both exchange-traded funds - IVOV is a Mid Cap Value Equities fund tracking the S&P MidCap 400 Value Index, while VIOV is a Small Cap Value Equities fund tracking the S&P SmallCap 600 Value Index. Both are passively managed. Over the past 10 years, IVOV returned 10.61%/yr vs 10.33%/yr for VIOV. Their correlation of 0.89 means they have usually moved in the same direction. Both charge a 0.10% expense ratio.

Performance

IVOV vs. VIOV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard S&P Mid-Cap 400 Value ETF (IVOV) and Vanguard S&P Small-Cap 600 Value ETF (VIOV). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IVOV achieves a 13.17% return, which is significantly lower than VIOV's 20.41% return. Both investments have delivered pretty close results over the past 10 years, with IVOV having a 10.61% annualized return and VIOV not far behind at 10.33%.

IVOV

• 1D: -0.27%
• 1M: 0.84%
• 6M: 8.73%
• YTD: 13.17%
• 1Y: 22.84%
• 3Y*: 11.95%
• 5Y*: 9.15%
• 10Y*: 10.61%
• ALL TIME*: 11.75%

VIOV

• 1D: 0.17%
• 1M: 0.49%
• 6M: 12.83%
• YTD: 20.41%
• 1Y: 39.50%
• 3Y*: 12.68%
• 5Y*: 8.14%
• 10Y*: 10.33%
• ALL TIME*: 11.84%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
IVOV Vanguard S&P Mid-Cap 400 Value ETF	$975.54K	$1.11M	$1.64M
VIOV Vanguard S&P Small-Cap 600 Value ETF	$4.48M	$4.51M	$5.05M

IVOV vs. VIOV - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IVOV Vanguard S&P Mid-Cap 400 Value ETF	13.17%	7.61%	11.53%	15.38%	-7.20%	30.50%	3.70%	25.91%	-12.13%	12.22%
VIOV Vanguard S&P Small-Cap 600 Value ETF	20.41%	6.63%	7.44%	15.36%	-11.37%	30.67%	2.81%	24.44%	-12.85%	11.54%

Correlation

The correlation between IVOV and VIOV is 0.93, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.93
Correlation (3Y) Balances recent behavior with more history.	0.95
Correlation (5Y) Shows whether the relationship held over a longer period.	0.96
Correlation (10Y) Provides a long-term view across more market conditions.	0.95
Correlation (All Time) Calculated using the full available price history since Sep 9, 2010	0.89

The correlation between IVOV and VIOV has been stable across timeframes, ranging from 0.89 to 0.96 - a consistent structural relationship.

IVOV vs. VIOV - Sectors Allocation Comparison

Sectors	IVOV	VIOV
Financial Services	21.8%	20.3%
Industrials	19.2%	12.2%
Consumer Cyclical	13.9%	15.3%
Technology	10.3%	13.5%
Real Estate	9.5%	8.5%
Energy	6.3%	6.0%
Basic Materials	5.7%	6.1%
Consumer Defensive	4.8%	5.0%
Utilities	4.0%	2.0%
Healthcare	3.8%	7.5%
Communication Services	0.8%	3.8%

Return for Risk

IVOV vs. VIOV — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

IVOV

IVOV Risk / Return Rank: 59
IVOV Sharpe Ratio Rank: 60
IVOV Sortino Ratio Rank: 65
IVOV Omega Ratio Rank: 56
IVOV Calmar Ratio Rank: 56
IVOV Martin Ratio Rank: 59

VIOV

VIOV Risk / Return Rank: 88
VIOV Sharpe Ratio Rank: 88
VIOV Sortino Ratio Rank: 89
VIOV Omega Ratio Rank: 85
VIOV Calmar Ratio Rank: 91
VIOV Martin Ratio Rank: 89

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

IVOV vs. VIOV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard S&P Mid-Cap 400 Value ETF (IVOV) and Vanguard S&P Small-Cap 600 Value ETF (VIOV). 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.

	IVOV	VIOV	Difference
Sharpe ratio: Return per unit of total volatility	1.40	2.10	-0.70
Sortino ratio: Return per unit of downside risk	2.13	3.04	-0.91
Omega ratio: Gain probability vs. loss probability	1.25	1.36	-0.12
Calmar ratio: Return relative to maximum drawdown	1.98	4.00	-2.02
Martin ratio: Return relative to average drawdown	7.05	13.68	-6.63

IVOV vs. VIOV - Sharpe Ratio Comparison

The current IVOV Sharpe Ratio is 1.40, which is lower than the VIOV Sharpe Ratio of 2.10. The chart below compares the historical Sharpe Ratios of IVOV and VIOV, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

IVOV vs. VIOV - Drawdown Comparison

The maximum IVOV drawdown since its inception was -45.99%, roughly equal to the maximum VIOV drawdown of -47.36%. Use the drawdown chart below to compare losses from any high point for IVOV and VIOV.

Drawdown Indicators

	IVOV	VIOV	Difference
Max Drawdown Largest peak-to-trough decline	-45.99%	-47.36%	+1.37%
Max Drawdown (1Y) Largest decline over 1 year	-10.58%	-9.33%	-1.25%
Max Drawdown (3Y) Largest decline over 3 years	-22.61%	-28.44%	+5.83%
Max Drawdown (5Y) Largest decline over 5 years	-22.61%	-28.44%	+5.83%
Max Drawdown (10Y) Largest decline over 10 years	-45.99%	-47.36%	+1.37%
Current Drawdown Current decline from peak	-1.21%	-1.44%	+0.23%
Average Drawdown Average peak-to-trough decline	-5.38%	-7.31%	+1.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.97%	2.72%	+0.25%

Volatility

IVOV vs. VIOV - Volatility Comparison

The current volatility for Vanguard S&P Mid-Cap 400 Value ETF (IVOV) is 3.31%, while Vanguard S&P Small-Cap 600 Value ETF (VIOV) has a volatility of 3.57%. This indicates that IVOV experiences smaller price fluctuations and is considered to be less risky than VIOV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IVOV	VIOV	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.31%	3.57%	-0.26%
Volatility (6M) Calculated over the trailing 6-month period	10.36%	11.07%	-0.71%
Volatility (1Y) Calculated over the trailing 1-year period	14.98%	17.78%	-2.80%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.26%	21.67%	-2.41%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.65%	23.82%	-2.17%

IVOV vs. VIOV - Expense Ratio Comparison

Both IVOV and VIOV have an expense ratio of 0.10%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

IVOV vs. VIOV - Dividend Comparison

IVOV's dividend yield for the trailing twelve months is around 1.61%, less than VIOV's 1.68% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IVOV Vanguard S&P Mid-Cap 400 Value ETF	1.61%	1.82%	1.74%	1.52%	1.97%	1.78%	2.42%	1.75%	1.87%	1.55%	1.51%	1.66%
VIOV Vanguard S&P Small-Cap 600 Value ETF	1.68%	1.69%	1.78%	2.18%	1.81%	1.59%	1.42%	1.60%	1.76%	1.43%	1.17%	1.32%

Frequently Asked Questions

Can I hold both IVOV and VIOV in my portfolio?

With a correlation of 0.93, IVOV and VIOV move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, IVOV or VIOV?

VIOV has higher volatility (3.57%) compared to IVOV (3.31%). In terms of maximum drawdown, IVOV dropped -45.99% vs VIOV's -47.36%.

Which ETF is better, IVOV or VIOV?

On 10-year performance, IVOV leads with 10.61% vs 10.33% for VIOV. Both ETFs have the same 0.10% expense ratio. On volatility, IVOV has been the lower-risk option at 3.31%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IVOV or VIOV?

Over the 10-year period, IVOV has performed better with a 10.61% return vs 10.33%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IVOV or VIOV?

IVOV and VIOV have the same expense ratio: 0.10% per year.

Which ETF pays a higher dividend yield, IVOV or VIOV?

VIOV has the higher dividend yield at 1.68%, compared with 1.61% for IVOV.

What is the main difference between IVOV and VIOV?

IVOV is categorized as Mid Cap Value Equities, while VIOV is Small Cap Value Equities. IVOV tracks S&P MidCap 400 Value Index, while VIOV tracks S&P SmallCap 600 Value Index.

Which has better risk-adjusted returns?

VIOV currently has the higher Sharpe Ratio (2.10 vs 1.40), 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.