The power is much higher in the new phone but its shed the microSD slot and removeable battery+ plus the new s6 isnt waterproof to you. The s5 has dropped in price now and is a much better buy as a result .
It promisd a fashionable and galm design a camera that works and galm design, a camera that work in the way you d want it to and strength through being water resistace bt these mobile has manh features and these phn is very good.