nokia asha 503 is a fantastic and cheep smartphone .
its easy to use more than android .
you can download the windows 8 in it so it can be like lumia phones .
many many important apps in it .
the battery is strong .
1. it does not have cut copy paste option
2. it does lag and slow still manageable
3. camera is Fixed but still captures good images
4. if u r using internet then 2nd sim will be out network ucant use 2nd sim
5. wifi usage is ok cannot be said good
6. u cannot customize the home screen wallpaper u can only customize lock screen wallpaper nor u can customize the time widget on the lock screen
7. it does not have smart dialing
8. u cannot use 2 app simultaneously if u r installing or using whats app n suddenly u receive a call it gets slow or hangs some times
9. there is no equalizer in the music player.
10. don't buy as a smartphone Nokia advertises as a smartphone but actually its not..
not even a 1% of smartphone
11. its not good for user who do mailing
touch is really responsive.
u cannot search a song in music player
u cannot select a ringtone in filemanager
u cannot search a tone even while selecting for ringtone
camera is really good even in lowlight
in short its just a waste of money