1. Price difference: FX is more expensive than FY.
2. Different positioning: FX focuses on basketball shoes and FY prefers casual shoes.
In addition, Adidas series also has different characteristics and applicable occasions. For example, UltraBoost series is suitable for running exercise, and EnergyBoost series is suitable for indoor fitness. Therefore, when choosing Adidas shoes, you need to consider your actual needs and preferences.
The above is for reference only. If you want to know more information, it is recommended to go to relevant websites or consult professionals.