The phone is massive 5.5 inch ips HD display& 2.5d curved & gorilla glass proction.
Camara is just wow 16mp frontfacing with selfie flash apreture2.0 & the rear camara or back camra is 13mp autofocus lens with led flash apreture 2.2
Battry is great but not great than note 4. Beacuse 3050mah. Is quite good for all day oparation.
Xiaomi is new barin with this new sim slot 2nano sim & 1 micro-sd card work in same time.
Redmi y1 back not metalic is plastic but looklike metal & also feel metalic. Beacuse metal heat up very quickly.
There is two variant 1 is a 3gb ram & 32gb rom
2 is 4gb ram & 64gb rom.
Buyers go for it.