区别就是the same time 是名词而the same as 是连词,但意思是不一样的,具体的不同如下

the same time中文意思是同一时间

the same as中文意思是与……一致

They began to want their father to be the same as other daddies.他们开始想要自己的爸爸和别人的爸爸一样。