I am using Asus Zenfone 2 drom 14th july and I have to say its the beat phone you can get under 20000. And what you get: -
4GB ram.
FHD Display.
2.3 Ghz Intel Atom Processor.
64Gb internal+ MicroSD.
unique Arc Design.
Good Battery Backup.
Very good and wide Selfie camera
Dual Sim.
Cons: -
Average camera.
No earphones in box.
Average speaker output.
Final verdict: -
Its the besy performance phone in the world