Everyday we always see that this bitcoin is always compare to ethereum but actually if you will understand more about this two cryptocurrency you will realize that this two is different from each other. They have different purpose, Bitcoin was made for alternative payment while ethereum is more focus on facilitating applications and contracts. When the time that ethereum become popular, the market capitalization of ethereum increase higher than the litecoin and other cryptocurrencies but as you can see it still doesn't reach the value or MarketCap of Bitcoin.