A method where you write one paragraph for each subject.

A method where you write two paragraphs, one for similarities and one for differences.

A method where you mix similarities and differences in each paragraph.

A method where you write a single paragraph for both subjects.

A conclusion sentence.

A summary of the essay.

A topic sentence introducing the main idea.

A list of differences.

While

Unlike

However

Similarly

At the end of a sentence.

At the beginning of a paragraph.

Followed by two nouns or a plural noun.

Followed by a verb.

To summarize the essay.

To introduce new subjects.

To repeat the similarities.

To highlight the differences between the subjects.