Windows phone 7 and windows phone 8 differences

Question

Can anybody provide me the link or blog-post for kernel level and core features differences between windows phone 7 and windows phone 8?

Answer 1

You can see difference between Windows phone 7 and Windows phone 8 here.

Don't forget you've acces to the update system information here with new features by updates...

But all windows phone devices have not already the last version of the system.

Also, a new "Big Update" named "GDR2" ( it's the windows phone 8.1 version) is actually in progress for the windows phone 8... lot of websites list all new features for this update. here for sample.

Answer 2

From a developers point of view? :Nokia has a guide for side by side development highlighting the differences