小差异用英语怎么说

小差异可以用英语中的 "minor differences" 来表示。
"Minor" 这个词是指较小的、不太重要的，而 "differences" 则是指差异、区别。所以 "minor differences" 就是指较小的差异、区别。
下面是一些例句：
The two products have minor differences in their features. (这两种产品在特点上有一些小差异。)
Despite some minor differences in their opinions, they agree on the main points. (尽管他们的意见有一些小差异，但他们在主要观点上是一致的。)
The minor differences in their designs didn't affect the overall look of the products. (他们设计中的小差异并没有影响到产品的整体外观。)