What are the similarities and differences in the composition of the population of Canada and the United States?

In Canada, 36.621288 million people live, according to the 2017 census. There were 325.7 million people in the United States in 2015. Therefore, in terms of the number of people, the countries have very strong differences: in Canada there are 10 times less people than in the United States. In Canada, most people speak and exchange data in two languages: English (67.1% of the population) and 21% speaks French. There are many more languages, they are not very common, 2% or less. In the United States, about 70% of people speak English. In this they are similar.