* Different Fandoms: Sonic is a video game character with a long history, while Rainbow Dash is primarily from the animated series "My Little Pony: Friendship is Magic". They appeal to different audiences.
* Different Measures of Popularity: "Popularity" can be measured in various ways: merchandise sales, online fan communities, social media engagement, etc. Each character might excel in different areas.
* Ever-Changing Landscape: Both Sonic and Rainbow Dash have dedicated fanbases, but their popularity can shift over time with new media releases, updates, and trends.
To get a sense of their popularity:
* Sonic: Sonic has a long-standing, global fan base with a strong presence in video games, comics, and anime. He's been a cultural icon for decades.
* Rainbow Dash: Rainbow Dash has a dedicated following within the "My Little Pony: Friendship is Magic" fandom, with strong online communities and a significant presence in fan art and merchandise.
Ultimately, both Sonic and Rainbow Dash are incredibly popular characters with dedicated fanbases. It's up to individual preference to determine who they consider more popular.