Ethereum has been use widely for ICO purchase which have given this coin a high recognition. And also ripple has been on test for her technology in financial institutions to use since it can process trasactions than bitcoin. Will these two coins replace bitcoin and become number 1 on the coinmarketcap
to be able to replace bitcoin takes a long time because the popularity of bitcoin is well known from everything, if anyone is replace bitcoin I have more respect for ethereum than ripple because ethereum is a very well-established coin in terms of platform, exchanger, volume and community