Roblox's Awful Texture quality and optimization

[Temp_Iates (Template_s)]

Better quality textures are needed.

Roblox downgrades the quality of the textures really heavily.

I am working on a small room and wanted to keep stuff high quality yet small. I am faced with a problem of low quality textures on my mesh.

The model in substance painter:

Same model in Roblox Studio:

Model size in studs: 48*69

(without ColorCorrection

)

[Polygonizised (poly)]

went from picnic blanket to depths of hell in one import

[Temp_Iates (Template_s)]

I am looking to get something similar but not a copy of this

and I end up with such weird results in quality and coloring. I believe also Roblox’s EnvironmentSpecularScale is overdoing the texture’s metalness map.