Here is another high-end robot designed for more advanced students and researchers. The Jetson Nano Smart Robot Car has 4 x mecanum wheels to move in all directions. It comes with 24.G joystick and app control. The XiaoR Geek robot has a bunch of serial and I/O ports that lets you attach more sensors.
This robot has max speed of 0.8m/s. It has a WiFi transmission range of 80m.