Earlier quoted context omitted.
I would be ecstatic if I could buy a "$400 iPhone" for only $400. Apple prices tend to be higher, not only in absolute terms, but also relative to their competitors. A Samsung phone that sells for $800 in the US might cost $900, while an Apple phone that sells for $800 in the US will cost over $1000.
The new iphone SE starts at $429.00
https://www.apple.com/in/shop/buy-iphone/iphone-se/
It is INR 43900, or around USD 570.
ETA: In Brazil, it is BRL 4199 or USD 825.
https://www.apple.com/br/shop/buy-iphone/iphone-se/
And that's at market exchange rates. Adjusted for purchasing power or wages it would be even more expensive, I assume.