Polygon is not a standalone cryptocurrency; rather, it is a framework and a set of technologies designed to enhance the functionality of blockchain networks, especially Ethereum. Here are some key points differentiating Polygon from other cryptocurrencies:

1) Scalability
2) Interoperability
3) Security
4) User Experience
5) Ecosystem Support

In addition to the mentioned above, there are some other criterias included. For a more comprehensive understanding, seek assistance from a reputable Polygon token development company such as Developcoins.