The one on the right does look like some of the Flirt trains, but it seems smaller. Maybe https://www.sbb.ch/...
That one has a white “B pillar” or whatever it’s called in train terminology, but the one in the picture looks like it could be the same structurally, just that part is black.
The one on the left looks like https://en.wikipedia.org/wiki/SBB_RBDe_560