IDRV vs. TCAI

Last updated Apr 2, 2026

Compare and contrast key facts about iShares Self-Driving EV and Tech ETF (IDRV) and Tortoise AI Infrastructure ETF (TCAI).

IDRV and TCAI are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. IDRV is a passively managed fund by iShares that tracks the performance of the NYSE FactSet Global Autonomous Driving and Electric Vehicle Index. It was launched on Apr 16, 2019. TCAI is an actively managed fund by Tortoise. It was launched on Aug 4, 2025.

Performance

IDRV vs. TCAI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Self-Driving EV and Tech ETF (IDRV) and Tortoise AI Infrastructure ETF (TCAI). The values are adjusted to include any dividend payments, if applicable.

IDRV vs. TCAI - Yearly Performance Comparison

	2026 (YTD)	2025
IDRV iShares Self-Driving EV and Tech ETF	2.49%	17.05%
TCAI Tortoise AI Infrastructure ETF	21.05%	17.77%

Returns By Period

In the year-to-date period, IDRV achieves a 2.49% return, which is significantly lower than TCAI's 21.05% return.

IDRV

• 1D: 0.88%
• 1M: -2.92%
• YTD: 2.49%
• 6M: 5.18%
• 1Y: 34.80%
• 3Y*: 2.66%
• 5Y*: -1.76%
• 10Y*: —

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)

IDRV vs. TCAI - Expense Ratio Comparison

IDRV has a 0.48% expense ratio, which is lower than TCAI's 0.65% expense ratio.

TCAI

Tortoise AI Infrastructure ETF

IDRV

iShares Self-Driving EV and Tech ETF

Return for Risk

IDRV vs. TCAI — Risk / Return Rank

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

IDRV

IDRV Risk / Return Rank: 71
IDRV Sharpe Ratio Rank: 69
IDRV Sortino Ratio Rank: 72
IDRV Omega Ratio Rank: 63
IDRV Calmar Ratio Rank: 77
IDRV Martin Ratio Rank: 75

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.

IDRV vs. TCAI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Self-Driving EV and Tech ETF (IDRV) 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.

	IDRV	TCAI	Difference
Sharpe ratio Return per unit of total volatility	1.27	—	—
Sortino ratio Return per unit of downside risk	1.88	—	—
Omega ratio Gain probability vs. loss probability	1.24	—	—
Calmar ratio Return relative to maximum drawdown	2.18	—	—
Martin ratio Return relative to average drawdown	8.42	—	—
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

	IDRV	TCAI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.27	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.06	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.28	2.05	-1.77

Correlation

The correlation between IDRV and TCAI is 0.56, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

IDRV vs. TCAI - Dividend Comparison

IDRV's dividend yield for the trailing twelve months is around 1.66%, more than TCAI's 0.04% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019
IDRV iShares Self-Driving EV and Tech ETF	1.66%	1.70%	2.68%	2.17%	2.29%	1.12%	0.69%	1.29%
TCAI Tortoise AI Infrastructure ETF	0.04%	0.05%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

IDRV vs. TCAI - Drawdown Comparison

The maximum IDRV drawdown since its inception was -53.00%, which is greater than TCAI's maximum drawdown of -15.80%. Use the drawdown chart below to compare losses from any high point for IDRV and TCAI.

Drawdown Indicators

	IDRV	TCAI	Difference
Max Drawdown Largest peak-to-trough decline	-53.00%	-15.80%	-37.20%
Max Drawdown (1Y) Largest decline over 1 year	-16.33%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-53.00%	—	—
Current Drawdown Current decline from peak	-24.59%	-4.62%	-19.97%
Average Drawdown Average peak-to-trough decline	-22.51%	-3.98%	-18.53%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.22%	—	—

Volatility

Volatility by Period

	IDRV	TCAI	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.83%	—	—
Volatility (6M) Calculated over the trailing 6-month period	18.47%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	27.42%	35.19%	-7.77%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	27.44%	35.19%	-7.75%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	28.10%	35.19%	-7.09%