They are similar. However, some critics consider that the first is usually based in social situations, mishaps and language misunderstandings while the second is based on personalized situations and inventive outcomes from harmful situations. Also it has been written that while the first is more developed on a plot, the second is built on a short and sudden situation.
There is nothing wrong in discussing the differences between cultures, this is not racist.
We should celebrate the cultural and physical differences of the human race, not deceive ourselves that we are all the same as the politically correct morons would wish.