Best Raspberry pi robot kit

SunFounder PiCarX Smart Video Robot Car Kit for Raspberry Pi 4/3B+/3B/Zero W, Python/Blockly (Like Scratch), Rechargeable Batteries Included, Ideal for Engineer & Students (Raspberry Pi NOT Included)

Yahboom Raspberry Pi Robot Kit with Pi 4B Programmable AI Electronic DIY Tank Robotic for Teens Adults, Line Following |Color Recognition (G1 Tank with Pi 4B-4G)

Freenove 4WD Smart Car Kit for Raspberry Pi 4 B 3 B+ B A+, Face Tracking, Line Tracking, Light Tracing, Obstacle Avoidance, Colorful Light, Ultrasonic Camera Servo (Raspberry Pi NOT Included)

Freenove Three-Wheeled Smart Car Kit for Raspberry Pi 5 4 B 3 B+ B A+, Robot Project, App Control, Live Video, Ultrasonic Ranging, Camera Servo Wireless RC (Raspberry Pi NOT Included)

FREENOVE 4WD Car Kit for Raspberry Pi Pico W (Included) (Compatible with Arduino IDE), Dot Matrix Expressions, Obstacle Avoidance, Line Tracking, Light Tracing, Colorful Light, Remote, App

Adeept 4WD Omni-Directional Mecanum Wheels Robotic Car Kit Compatible with Raspberry Pi Pico DIY STEM Remote Controlled Educational Robot Kit with LCD1602 Display and Tutorials

Adeept 5-DOF Robotic Arm Kit for Raspberry Pi 4 B 3 B+ B A+, Programmable DIY Coding STEM Educational 5 Axis Robot Arm with Python Code and Tutorials(PDF) - Orange