I almost always play female character in non-porn games, not exclusively but probably 90% of games/playthroughs.
Think it started with Mass Effect as a horny teenager looking for the fem-shep/liara sex scene lmao.
The Black Widow perk from Fallout 3 and New Vegas probably also contributed a fair...
I guess for me it depends on the situation/context.
If it's shota/milf or similar then that's probably the main situation where I'd prefer them on the larger side