1. The notch is necessary to house faceid sensors that no current android phone with a notch has
2. The notch isn't cutting into the screen, the ears of the notch are actually cutting into the bezel.
A lot of hate towards Apple (justified or not) has been towards their preference of form over functionality. It's ironic to see Android handset makers taking a functional compromise from the iphone X and making it a completely cosmetic feature.