The similarities mainly include the following points:
1. They are all stories around the chocolate factory.
2. Everyone has a main character named Charlie, and a friendly brown bear character named basil.
3. Everyone has a villain named Willie.
4. Both describe the adventures of Charlie and Basil in the chocolate factory.
5. There is a setting of "candy number five", and Charlie needs to take an adventure to find it.
6. They all describe Charlie, basil and some lovely animals in the chocolate factory.
7. Both works convey the positive spirit of friendship, courage and optimism to the audience.
The differences mainly include the following points:
1. The chocolate factory in the movie is more magical and complicated than that in the novel, with more novel and cool elements.
2. Charlie in the movie is a braver and more independent character, while Charlie in the novel is more naive and kind.
3. Willie in the movie is a good-looking and dominant character, while Willie in the novel is more cunning and cruel.
4. The basil in the movie is cuter and friendlier than that in the novel, and has a closer relationship with Charlie.
5. Charlie's adventure story in the movie is more thrilling, while the novel pays more attention to describing Charlie's inner growth and change.
6. The internal structure, employees and products of the chocolate factory in the movie are different from those in the novel.
Generally speaking, although the two works are different in story theme and some details, they both revolve around a fantasy story about a chocolate factory, so that readers can feel the positive spirit of friendship, courage and optimism while enjoying the story.