1. Appearance: Tieguanyin and green tea are obviously different in appearance. Tieguanyin is reddish brown and brown, while green tea is green.

2. Origin: Green tea originated in China and Tieguanyin originated in Wuyishan, Fujian.

3. Taste: Green tea has a subtle fresh taste, while Tieguanyin has a rich, fragrant and fruity taste.

4. Features: Tieguanyin and green tea have their own characteristics. Tieguanyin contains more natural fluorine and minerals, while green tea contains more tea polyphenols and caffeine.

5. Function: Tieguanyin and green tea have different effects on the body. Tieguanyin can help digestion, lower blood pressure and prevent cardiovascular and cerebrovascular diseases, while green tea has the functions of antioxidation, anticancer and improving immunity.

In short, although green tea and Tieguanyin are both teas, there are still some differences in nutrients. You can choose different teas to drink according to your own needs.