Mujhy puchna tha k "QHD LCD Capacitive touchscreen" or "IPS LCD capacitive touchscreen" mein kia farq hai,, in mein sy achi kon c hai?

and second can you please tell me k Noir A20 or A600 ki correct specifications kia hain??

q k main ney whatmobile pay dekha to A20 ka Processor Quad-core 1.2 GHz, ARMv7 Chipset, GPU (PowerVR SGX) hai

jb k Qmobile ki website pay 1.3GHz Quadcore likha hai

A600 ka albta sahi likha hai,,

or in dono mein say best fone kon sa hai?

Thank you