Same body. Different mood. Two eyelids did all the work.
Close the eyes, lift the mouth: content.
Lower the lids: unimpressed.
Slide the pupils to one side: suspicious. The silhouette never moves.
Less, on purpose
No clothes, no pose, no texture to hide behind. Just the relationship between a few small features. Character usually comes from that, not from adding more.
Off the screen
A print asks the real question: do soft eyelids still read at actual size, in kitchen light, without a render to help?
Judging by his face, the answer is yes. He's still not impressed.