VOX vs. TCAI

Last updated Apr 2, 2026

Compare and contrast key facts about Vanguard Communication Services ETF (VOX) and Tortoise AI Infrastructure ETF (TCAI).

VOX and TCAI are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. VOX is a passively managed fund by Vanguard that tracks the performance of the MSCI US Investable Market Telecommunication Services 25/50 Index. It was launched on Sep 23, 2004. TCAI is an actively managed fund by Tortoise. It was launched on Aug 4, 2025.

Performance

VOX vs. TCAI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Communication Services ETF (VOX) and Tortoise AI Infrastructure ETF (TCAI). The values are adjusted to include any dividend payments, if applicable.

VOX vs. TCAI - Yearly Performance Comparison

	2026 (YTD)	2025
VOX Vanguard Communication Services ETF	-6.08%	11.85%
TCAI Tortoise AI Infrastructure ETF	21.05%	17.77%

Returns By Period

In the year-to-date period, VOX achieves a -6.08% return, which is significantly lower than TCAI's 21.05% return.

VOX

• 1D: 0.88%
• 1M: -5.24%
• YTD: -6.08%
• 6M: -1.73%
• 1Y: 22.72%
• 3Y*: 24.69%
• 5Y*: 7.59%
• 10Y*: 8.51%

TCAI

• 1D: 3.75%
• 1M: -3.20%
• YTD: 21.05%
• 6M: 18.17%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

VOX vs. TCAI - Expense Ratio Comparison

VOX has a 0.10% expense ratio, which is lower than TCAI's 0.65% expense ratio.

TCAI

Tortoise AI Infrastructure ETF

VOX

Vanguard Communication Services ETF

Return for Risk

VOX vs. TCAI — Risk / Return Rank

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

VOX

VOX Risk / Return Rank: 64
VOX Sharpe Ratio Rank: 61
VOX Sortino Ratio Rank: 67
VOX Omega Ratio Rank: 63
VOX Calmar Ratio Rank: 66
VOX Martin Ratio Rank: 62

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.

VOX vs. TCAI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Communication Services ETF (VOX) and Tortoise AI Infrastructure ETF (TCAI). 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.

	VOX	TCAI	Difference
Sharpe ratio Return per unit of total volatility	1.12	—	—
Sortino ratio Return per unit of downside risk	1.73	—	—
Omega ratio Gain probability vs. loss probability	1.24	—	—
Calmar ratio Return relative to maximum drawdown	1.74	—	—
Martin ratio Return relative to average drawdown	6.39	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	VOX	TCAI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.12	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.36	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.41	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.42	2.05	-1.62

Correlation

The correlation between VOX and TCAI is 0.40, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

VOX vs. TCAI - Dividend Comparison

VOX's dividend yield for the trailing twelve months is around 1.05%, more than TCAI's 0.04% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
VOX Vanguard Communication Services ETF	1.05%	0.95%	1.05%	1.03%	0.88%	0.93%	0.73%	0.90%	2.77%	3.83%	2.67%	3.55%
TCAI Tortoise AI Infrastructure ETF	0.04%	0.05%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

VOX vs. TCAI - Drawdown Comparison

The maximum VOX drawdown since its inception was -57.18%, which is greater than TCAI's maximum drawdown of -15.80%. Use the drawdown chart below to compare losses from any high point for VOX and TCAI.

Drawdown Indicators

	VOX	TCAI	Difference
Max Drawdown Largest peak-to-trough decline	-57.18%	-15.80%	-41.38%
Max Drawdown (1Y) Largest decline over 1 year	-13.56%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-46.76%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-46.76%	—	—
Current Drawdown Current decline from peak	-9.23%	-4.62%	-4.61%
Average Drawdown Average peak-to-trough decline	-11.98%	-3.98%	-8.00%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.68%	—	—

Volatility

Volatility by Period

	VOX	TCAI	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.50%	—	—
Volatility (6M) Calculated over the trailing 6-month period	11.83%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	20.35%	35.19%	-14.84%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.18%	35.19%	-14.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.87%	35.19%	-14.32%