Small dogs are actually better than cats as mousers. There are videos of “ratters” on YouTube that kill hundreds of rats in an hour or two.
Most cats I’ve seen in my neighborhood seem to prefer killing birds and small mammals like young rabbits—which is why I despise them. They seem to spend all their spare time hunting. Dogs much less.
More than mice, the biggest vermin in North Jersey suburbia when I lived there was deer. Those domesticated rats with antlers ate shrubs and bushes with impunity since the local RINOs who wouldn’t let me bow hunt them. If a pack of feral cats attacked them I’d cheer.
Those cats in your neighborhood are all strays