1, shape: Hangzhou pepper's shape is more round, the end is more pointed, the surface is smoother. The shape of wire pepper is slender, the end is more pointed, and the surface has many tiny grooves.

2, color: Hangzhou pepper color is green or light green, may become red when ripe. Thread peppers are also green or light green in color, but generally do not turn red.

3, spiciness: Hangzhou pepper's spiciness is relatively low, suitable for cooking to add a little spicy flavor. Line pepper spiciness is higher, mainly used to increase the spicy flavor of the dish.