1, with different sizes. The measurements of Xiaodujia are190x109x185mm, and the measurements of Xiaodujia version and family version are192mmx125mmx192mm, which are different.

2. Different functions. Xiaodi's home has the functions of listening to songs and watching dramas, video calling, early education companionship, life assistant, smart home and so on. The small version and the home version are not accompanied by early education, and their functions are different.