Different people Different taste,
Different budget Different Hobbies,
I had been play all the medium n high end phone like 1+3, 1+3T Gun Metal, Mi Note 2 128gb/6gb ram, Mi Mix 128gb/4gb ram, 256gb 6gb ram, S7 Edge Silver, Note 7 Coral Blue, A9 Pro Black, Tab S2 8.0 Black T719N, Mate 9, Mate 9 Pro, Mate 9 Poch, Google Pixel XL, iP 6s+ Gold 128gb, iP 7+ 256gb Gold & LG V20 Silver, Titan & Rose Gold colors.
Its mostly depend what we need, either Android or IOS.
Stylish Design, Super Slim, Big/Small Screen, IPS LCD, Amoled Screen, Flat Screen, Curve Screen, Body Full/Half Metal, Camera Feature Like High Mega Pixel, LED Flash, Xenon Flash, Selfie Camera With Wide Angle, Auto Focus OIS/EIS, Water Resistant/Drop Test Certified, DAC Sound System, Speaker Output Sound Sharp/Clearer/Base, Battery Life Performance, Survey For Spare Parts Cost For Repair B4 Buy ( if no warranty ) & Etc.
For myself Stylish Design, Big Screen, Amoled Screen, Camera & Battery Life Performance.
You pay more, better looks for Good Stylish Design, Beautiful Colors Screen, Good Camera & Battery Capacity.
Happy New Year & Gong Xi Fatt Cai Bro/Sis.
Huat Huat Ah!!

note 7 1st to have iris scanner and with curve edge, ip68 and no phones s pen experience have come close to note series.
even the hua wei mate 9 copy samsung note beside boost spec and dash charging its just another phone. even the lens dont dare put leica there except co engineer with