What is the smartest car in world?

As of my last knowledge update in September 2021, a consensus on the "smartest" car in the world is difficult to designate, as there are various factors to consider when evaluating a car's intelligence. However, several leading car manufacturers have made significant advancements in autonomous driving, artificial intelligence, and connectivity, making it challenging to pinpoint a single "smartest" car. That said, here are a few notable examples of highly intelligent cars on the market:

1. Tesla Model S (Plaid)

- Notable for its groundbreaking electric propulsion system, Autopilot semi-autonomous driving capabilities, and advanced in-car technology, including a large touchscreen interface and over-the-air software updates.

2. Mercedes-Benz S-Class

- Known for its luxurious and technology-packed cabin, the S-Class features Level 3 semi-autonomous driving capabilities, along with innovative driver assistance systems and ambient lighting that adjusts based on the driving mode.

3. Audi A8

- Audi's flagship sedan offers cutting-edge technology, such as the MMI infotainment system, Level 3 semi-autonomous driving features, and adaptive air suspension for enhanced comfort and performance.

4. BMW 7 Series

- BMW's luxury sedan, the 7 Series, incorporates an extensive suite of driver-assistance technologies, a luxurious and customizable cabin, and advanced gesture controls for enhanced user convenience.

5. Porsche Taycan Turbo S

- Porsche's electric sports car not only boasts impressive performance but also features a highly advanced infotainment system, over-the-air updates, and connectivity features that are constantly evolving.

6. Toyota Mirai

- The Mirai is known for its fuel cell technology and advanced hydrogen-powered propulsion system. It leverages intelligent sensors and cameras for safety and driving assistance features, contributing to its overall intelligent design.

7. Hyundai Ioniq 5

- This electric crossover stands out with its innovative use of sustainable materials, cutting-edge powertrain technologies, and advanced driver-assistance systems, making it a compelling option in terms of intelligence.

It's important to note that the automotive landscape is constantly evolving, and new models with even more sophisticated technologies may have been introduced since my knowledge update. Please consult more recent sources for the latest information. Each model mentioned here has unique strengths and areas of focus, so "smartest" can be subjective based on individual preferences and technology priorities.