Key Difference: The history of America and Britain is intertwined which is why there are a lot of similarities. However, there are many differences between the two cultures as well, including but not limited to behavior, sense of humor, television, preference of food and drinks, sports, etc. 

Both America and Britain are countries with very old histories and traditions, so it’s understandable to say that they have developed some very different culture practices. However, the history of America and Britain is intertwined which is why a lot of similarities also occur.

America and Britain are both English speaking countries, and as Britain is the forefounder of the United States there are certain aspects of their culture that they have passed on. However, after almost 250 years apart, these cultures have developed to become unique to their respective countries.

When a tourist travels to American and Britain they might find them to be quite similar. From an outside perspective, both US and UK appear quite similar, they are both English-speaking, and other than some differences in dialect and cuisine they appear to be comparable. Still, when an American travels to Britain or vice versa, they are more likely to notice many differences such as the British life and behavior may seem more laid back to an American, who seem to be prefer a more harried lifestyle. Whereas, to a Briton, Americans always seem to be in a hurry; they can also appear to be forceful or demanding to the relaxed Brit.