Unquestionably the two coins are in reality useful for speculation and they have their separate special attributes and potential. Despite the fact that, between the two, I would in any case pick bitcoin. Eth have certainly advanced in any case, I would at present go for bitcoin since it has more potential than that of eth and it will keep on decision 2018 in spite of the plunge it encountered in the course of the most recent couple of weeks. Luckily, it is recuperating little by close to nothing.