Generally, crypto is really cheap and fast means of exchange. It’s obvious that bitcoin is not the fastest and the cheapest, and it has some issues to improve. But as bitcoin was the first, it represents real innovation decentralized system that can’t be compared to some insignificant features like different algorithms of sign generation, faster transactions, Turing completeness, or more anonymity that other altcoins offer. There are hundreds of altcoins, but none of them has come close enough to bitcoin in terms of price, usage, and reliability.