It is probably a downy because they are more common.
If the length of the beak looks smaller than the breadth of the head, it is a downy.
If it appears about 1/2 a foot long, it is a downey.
If it looks smaller than the suet feeder, it is a downy.
If the woodpecker’s beak is about the same length as the breadth of his head, it is a hairy.
If he looks about a foot in length, it is a hairy.
Now you know.