They are both female Baoris.

Baoris have a more imposing swept FW with the termen (outer margin) more sinuous.
Compare the FW of Caltoris cormasa female.
https://2.bp.blogspot.com/-1mxC9fmsG...C_field_02.jpg

The darker grey-brown one is B. oceia.
The lighter brown one B. farri.


TL Seow: Cheers.