Black and white images have been attracting more attention and getting higher CTRs. See here if they're working for your filter selection too.

Photographs usually win for CTR, though, this analysis will tell you if this is true for your filter selection as well.

Images of animals are usually getting higher CTRs, but is this true with your filter selection?

In general we recommend images with people for higher CTR, but check this analysis to see what kind of images are trending now.

Images taken indoors or images taken outdoors? This analysis tells you what type of image got the highest CTR

Are images of women always getting higher CTRs? This analysis will tell you.

Should you be using images with food or images without food? This analysis tells you what type of image got the highest CTR with your filter selection.

Although images without text usually work better for CTR, this analysis will tell you if this is also true for your filter selection.