#cyberpunk is broader and usually more narrative or world-building driven.
#cybergrunge is more about clothing, styling, and visual mood.
Think of cyberpunk as the world and cybergrunge as the outfit.
Cyberpunk is about a tech-dystopia story.
Cybergrunge is about borrowing some of that future-facing energy and mixing it with grunge style.
https://aesthetics.fandom.com/wiki/Cyber_Grunge

Cyber Grunge
Cyber Grunge is an aesthetic that blends elements of Grunge, streetwear, and Y2K Futurism, sometimes with slight military influences. This style, which has been observed since approximately 2022, is characterized by bold silhouettes, utilitarian features, and an infusion of futuristic elements. It largely utilizes "subversive basics," referring to simple clothing with alternative or avant-garde details such as cut-outs, mesh, and pockets. The influence of the Y2K revival is also prevalent...

