There are a lot of people who think that the Boston Terrier and the French Bulldog are the same, but actually, they have some qualities that will allow you to distinguish one over the other. The Boston Terrier will have pointed ears while the French Bulldog will have more rounded ears. Another thing that you have to look at is the shape of their faces.
The Boston Terrier will have a more rounded face while the French Bulldog will have square faces. They do have some similarities, like the fact that their sizes are almost the same. You will be able to see their differences more when they are situated side by side to each other.