1. Bitcoin - 100% utility and have a good level of decentralization
2. Pi Coin - 0% utility and have a lower level of decentralization
Pi is not even decentralized. Admin can block your account in second if they are feeling your account was suspicious. It's really wrong to call that if pi has low level of decentralized caused by the fact that if pi didn't have any level of decentralization.
This garbage token is fully centralized and controlled by its creator.