differ from

1. 与……不同
   Chinese differs greatly from English in spelling.

   汉语和英语在拼写上大不相同。

2. 与……意见不合
   We differ from them on the issue.

   我们在这个问题上与他们意见不合。

differ with

1. 与……意见不合
   I differ with her on the matter.

   在这件事上我与她意见不合。

• agree to differ
  amicably stop arguing because agreement will never be reached.
• beg to differ
  politely disagree.