Excellent phone in all respect.
Buy to enjoy the most cutting edge technology and most thoughtful User Experience. It even loves you back(Siri)
And now its become cheaper as well.
Also try the following:
Apple Music
New Siri
Apple Match
iCloud
Camera(by far the best) with Contrast and ISO adjustments
AirDrop
Facetime
Notes & Reminders
And please don’t compare Apple with the Mangoes of this world;)