TMFX vs. VOO

Last updated Jun 24, 2026

TMFX (Motley Fool Next Index ETF) and VOO (Vanguard S&P 500 ETF) are both exchange-traded funds - TMFX is a Mid Cap Growth Equities fund tracking the Motley Fool Next Index, while VOO is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 3 years, TMFX returned 12.37%/yr vs 20.78%/yr for VOO. Their correlation of 0.85 suggests significant overlap in exposure. TMFX charges 0.50%/yr vs 0.03%/yr for VOO.

Performance

TMFX vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Motley Fool Next Index ETF (TMFX) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TMFX achieves a 1.68% return, which is significantly lower than VOO's 8.19% return.

TMFX

• 1D: -0.47%
• 1M: 0.30%
• YTD: 1.68%
• 6M: -0.26%
• 1Y: 10.28%
• 3Y*: 12.37%
• 5Y*: —
• 10Y*: —

VOO

• 1D: -1.42%
• 1M: -1.34%
• YTD: 8.19%
• 6M: 7.24%
• 1Y: 23.69%
• 3Y*: 20.78%
• 5Y*: 13.13%
• 10Y*: 15.61%

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

TMFX vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
TMFX Motley Fool Next Index ETF	1.68%	10.41%	16.04%	17.95%	-28.16%	-0.65%
VOO Vanguard S&P 500 ETF	8.19%	17.82%	24.98%	26.32%	-18.17%	-0.27%

Correlation

The correlation between TMFX 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 (All Time) Calculated using the full available price history since Dec 31, 2021	0.85

The correlation between TMFX and VOO has been stable across timeframes, ranging from 0.79 to 0.85 - a consistent structural relationship.

Return for Risk

TMFX vs. VOO — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

TMFX

TMFX Risk / Return Rank: 18
TMFX Sharpe Ratio Rank: 19
TMFX Sortino Ratio Rank: 18
TMFX Omega Ratio Rank: 17
TMFX Calmar Ratio Rank: 18
TMFX Martin Ratio Rank: 20

VOO

VOO Risk / Return Rank: 59
VOO Sharpe Ratio Rank: 59
VOO Sortino Ratio Rank: 56
VOO Omega Ratio Rank: 58
VOO Calmar Ratio Rank: 56
VOO Martin Ratio Rank: 67

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

TMFX vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Motley Fool Next Index ETF (TMFX) 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.

	TMFX	VOO	Difference
Sharpe ratio: Return per unit of total volatility	0.60	1.91	-1.31
Sortino ratio: Return per unit of downside risk	0.97	2.60	-1.64
Omega ratio: Gain probability vs. loss probability	1.11	1.35	-0.24
Calmar ratio: Return relative to maximum drawdown	0.74	2.67	-1.93
Martin ratio: Return relative to average drawdown	2.34	11.96	-9.62

TMFX vs. VOO - Sharpe Ratio Comparison

The current TMFX Sharpe Ratio is 0.60, which is lower than the VOO Sharpe Ratio of 1.91. The chart below compares the historical Sharpe Ratios of TMFX and VOO, 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

TMFX vs. VOO - Drawdown Comparison

The maximum TMFX drawdown since its inception was -34.72%, roughly equal to the maximum VOO drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for TMFX and VOO.

Drawdown Indicators

	TMFX	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-34.72%	-33.99%	-0.73%
Max Drawdown (1Y) Largest decline over 1 year	-13.95%	-8.90%	-5.05%
Max Drawdown (3Y) Largest decline over 3 years	-24.05%	-18.69%	-5.36%
Max Drawdown (5Y) Largest decline over 5 years	—	-24.52%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.99%	—
Current Drawdown Current decline from peak	-4.06%	-3.14%	-0.92%
Average Drawdown Average peak-to-trough decline	-14.57%	-3.68%	-10.89%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.40%	1.99%	+2.41%

Volatility

TMFX vs. VOO - Volatility Comparison

Motley Fool Next Index ETF (TMFX) has a higher volatility of 5.40% compared to Vanguard S&P 500 ETF (VOO) at 4.83%. This indicates that TMFX'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.

Volatility by Period

	TMFX	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.40%	4.83%	+0.57%
Volatility (6M) Calculated over the trailing 6-month period	12.80%	9.82%	+2.98%
Volatility (1Y) Calculated over the trailing 1-year period	17.13%	12.46%	+4.67%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.33%	16.91%	+6.42%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.33%	18.02%	+5.31%

TMFX vs. VOO - Expense Ratio Comparison

TMFX has a 0.50% expense ratio, which is higher than VOO's 0.03% expense ratio.

Dividends

TMFX vs. VOO - Dividend Comparison

TMFX's dividend yield for the trailing twelve months is around 0.05%, less than VOO's 1.05% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
TMFX Motley Fool Next Index ETF	0.05%	0.05%	0.06%	0.16%	0.22%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VOO Vanguard S&P 500 ETF	1.05%	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

Can I hold both TMFX and VOO in my portfolio?

TMFX 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.

Which is riskier, TMFX or VOO?

TMFX has higher volatility (5.40%) compared to VOO (4.83%). In terms of maximum drawdown, TMFX dropped -34.72% vs VOO's -33.99%.

Which ETF is better, TMFX or VOO?

On 3-year performance, VOO leads with 20.78% vs 12.37% for TMFX. On fees, VOO is cheaper at 0.03% per year. On volatility, VOO has been the lower-risk option at 4.83%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, TMFX or VOO?

Over the 3-year period, VOO has performed better with a 20.78% return vs 12.37%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, TMFX or VOO?

VOO is cheaper with a 0.03% expense ratio, compared with 0.50% for TMFX.

Which ETF pays a higher dividend yield, TMFX or VOO?

VOO has the higher dividend yield at 1.05%, compared with 0.05% for TMFX.

What is the main difference between TMFX and VOO?

TMFX is categorized as Mid Cap Growth Equities, while VOO is S&P 500. TMFX tracks Motley Fool Next Index, while VOO tracks S&P 500 Index. They also come from different issuers: Motley Fool and Vanguard. Their fees differ too: 0.50% for TMFX and 0.03% for VOO.

Which has better risk-adjusted returns?

VOO currently has the higher Sharpe Ratio (1.91 vs 0.60), 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.