1. Different places of origin: Su pepper is produced in Jiangsu Province, and Wuhu pepper is produced in Wuhu City, Anhui Province.
2. Appearance and shape: Su pepper is usually small, red or light red, with uniform shape and smooth surface; Wuhu peppers are usually longer and thinner, red or reddish brown.
3. Different spicy degree: Wuhu pepper is generally spicy, belonging to the medium spicy variety, while Su pepper is mild, belonging to the slightly spicy variety.
4. Different uses: Su pepper is generally used as a seasoning in cooking, which can be used for cooking and soup making; Wuhu pepper is more commonly used to make condiments such as Chili sauce and Chili powder in dish making. They have different tastes and flavor characteristics and are suitable for different dishes.
It should be noted that there may be some differences in the naming and use of peppers in different regions. The above information is based on common sense and related literature reports. If there are special circumstances or other specific requirements, it is recommended to consult local professionals or consult relevant authoritative materials.