What is the size of 8.1 update for Lumia 720 & 520

[shivayogi_mshivalli720]

I don't have any WiFi so need to update my 720 n 520 with each others internet sharing, can anyone suggest me how much data pack i should have to get updated. What's the size of os update in India?

 

[Baiar Ali]

idk about 720..but on 520 it's about 1.4gb..so better find a wifi

 

[Theo_andravida]

Yup, you need a wifi

 

[thomcat007]

How do update for lumia 720 cyan in Indonesia, I had already tried the update, but have not been able to