Bratwursts love a grill. Or a beer bath. You’ll often see them simmering in a pan of beer and onions before getting charred. It’s a ritual. It’s a party trick.
Polish sausage is more versatile. You can grill it, fry it, or boil it in soup. It’s great in bigos (a hunter’s stew) or just sliced on a plate. Bratwurst likes the spotlight. Polish sausage works the whole stage.