1, the taste is different: sour horn tastes astringent and the flesh is rough; Sweet horn tastes crisp, the meat is delicate, and there is a little sweetness in the acid.

2. Different shapes: the shape of the sour angle is relatively flat, with large curvature and cylindrical shape; Sweet corn is full in shape, with dark skin color and red meat color.

3, the role is different: Zizyphus jujuba has the effect of promoting digestion and enhancing appetite, which can be used to improve symptoms such as loss of appetite and indigestion; Sweet corn has the effects of promoting fluid production to quench thirst, clearing away heat and relieving summer heat, and can be used to improve symptoms such as heatstroke, dry mouth and thirst.