Grills have grates, though griddles aspect a flat cooking surface area. Everything cooked on grills can even be cooked on griddles, but not vice versa. Such as, you could’t Cook dinner omelets, eggs, or pancakes due to raised ridges on grills. Griddles will often be bought as commercial grill varieties https://www.cindersbarbecues.co.uk/cinders/get-your-grill-ready-for-national-taco-day/