Bitcoin is different from etherium in many ways. First of all Bitcoin is the oldest crypto currency and it is more user then other etherium . According to price at international market Bitcoin beat etherium. Bitcoin is accepted in many country in comparison to etherium. In term of volatility etherium is much more stable then Bitcoin and because of this many crypto currency investors choose etherium for long term investment instead of bitcoin. Etherium also provide its user fast money transaction facility then Bitcoin. But Bitcoin is much more stable coin then etherium .