1. Different varieties, millet pepper actually belongs to a kind of morning pepper, that is to say, this kind of pepper can be said to be morning pepper. Millet pepper is native to South America, and then imported to China, now there are planted in Guizhou and Yunnan.2. The shape is different. Although the shape and color of millet pepper and morning glory pepper are similar, but put together to see, millet pepper is smaller than morning glory pepper, morning glory pepper is moderate in size, bright red in appearance, smooth and glossy surface, neat and beautiful shape. 3.Taste is not the same. Millet pepper flavor is milder, less spicy. And the aroma of the pepper will be stronger, so when cooking, you can put it directly in the frying pan to eat, or chop it and use it to fry. As a variety of chili peppers, cayenne pepper is pungent and usually used to make pickles or sauces. In addition, chili peppers are common when eating hot pot.