T-shirts are simple and monotonous. POLO t-shirt has both T-shirt style and shirt style. It can be said that POLO t-shirt is a combination of T-shirt and shirt.
Wearing occasion: POLO t-shirt can be used for formal occasions. T-shirts are less formal and too casual.
Fabric and design: POLO t-shirt is more exquisite in fabric and design, and has collar and button design, tailoring needs to highlight features.