>>21472181If you want to be pedantic, wraps have their ends closed (or just one) and pinwheels do not. Still the same ingredients and rolling process.
>>21472191Pinwheels are better for storing cold, the bread doesn't sog up like sub/sandwich bread. Great for making in advance for events. The real advantage is being able to eat multiple types of sandwiches when these are served as a party tray at events.