Here are some of the key differences between the Billboard Hot 100 and Pop 100 charts:
* The Hot 100 chart is more inclusive. It includes songs from all genres, while the Pop 100 chart is limited to pop songs.
* The Hot 100 chart is more popular. It is the most popular music chart in the United States, and its songs are often played on radio stations and streaming services. The Pop 100 chart is less popular, and its songs are less likely to be played on radio stations and streaming services.
* The Hot 100 chart is more volatile. The songs on the Hot 100 chart change more frequently than the songs on the Pop 100 chart. This is because the Hot 100 chart is based on sales and streaming data, which can fluctuate more than airplay data.
Despite these differences, the Hot 100 and Pop 100 charts are both important indicators of the popularity of music in the United States. The Hot 100 chart is the more popular and inclusive chart, while the Pop 100 chart is more focused on airplay data.