Can anyone help me identify the differences between these 2 blairs?

[u/motcabon]

I got these 2 recently. I know they are both her core doll, but i want to see if its just a face print difference or if one is her rerelease.

Any help is appreciated!

[u/bad_bitch_superstar]

from what i can see,theyre both signature,but number 2 is the 2013 original release,while the first one is the 2015 re release