It can resist low powered 9mm bullets. It won't even come close to resisting a rifle round. So minimally more protection than any other vehicle.
https://www.bmw.com/en/innovation/armored-car-bulletproof-ca...
Mercedes does an armored car rated at VR10:
https://www.motor1.com/news/61225/mercedes-maybach-s600-guar...
So let's see what the Cybertruck's VR rating is in a couple of years.