From my childhood I likes this brand , and the logo
while coming to apple iphone 7plus 256 gb mobilephone I can't tell you anything as a demerits.
why because nothing is there as a bad from this phone
it meets all the requirments of user and more user friendly.
and because of all these things price will be high.that is not a demerits as far as concerning quality and productivity.
well, lets discuss merits and demerits deeply
merits
high storage capacity
no hang or jamming
highly secure and protect
hd high reselution display
guerilla HQ glass
luxery product
easy to carry
high battary retains
user friendly
high reliabilty
stlye and look pretty good
body steel
high mp front and back camera
and so on.
Demerits
high price
no external memory
high price for accessories
