Nokia Lumia 635 vs Microsoft Lumia 640

vs
Nokia Lumia 635 Microsoft Lumia 640
4.5
Display
5
480
Resolution X
720
854
Resolution Y
1280
0.5
RAM
1
8
Storage
8
1830
Battery
2500
Yes
Removable Battery
Yes
128
SD Card
128
No
Dual Sim
No
4.8
Weight
5.11
about