Given the difficulty valuing cryptocurrencies, it is hard to put...

Given the difficulty valuing cryptocurrencies, it is hard to put a price target on any of them.

DYOR, but it may be easier to simply hold for the long term the cryptos you believe have a strong real world use. A real world use will give them sustainable fundamental value.

As the currency for the Ethereum smart contract platform, there will be long term demand for Ether.