The Galaxy S6 is clearly a new lease of life for the Galaxy S line, with significant changes made to the design and TouchWiz UI, and I can safely say that it has been for the better.
Glass and metal design; Fast charging; Excellent screen; Revitalization of TouchWiz UI; Exemplary low-light camera performance; Strong processing power
No microSD card; Not waterproof; Protruding camera lens; Bottom-mounted speaker