As I understand it, to test projects in Android Studio, you only need any smartphone with the required version of android and usb?

Question

Android

I don't know which phone to choose, I just want to test

Answer 1

nokia 3310.

Answer 2

if the main device for debugging look at:
1 screen ─ take what is common
2 sensors ─ at least gps must be
3 version of android

Answer 3

If the application does not work with the gyroscope and allow the power of the computer - you can get by with the Genymotion emulator

Answer 4

And you also need to take into account that debugging of native code (c ++) will not work on every smartphone. For example, Samsung sins like this (S4 in particular) - they simply do not have a certain component.