Your textures are way too big for mobile games, dude. Check out the portfolio linekd earlier and search out more mobile work. Your modeling and texturing is good but you don't seem to understand the technical concerns. Learn to make more efficient UV maps and paint with less pixels and you'll have a job, (just not…
Even if 256 is a "manageable size" the UV layout and the reuse of texture space is a must. Even at 256 some pretty big advantages could be gained. I'm also not sure why the inner robe, which is mostly covered is larger then the outer which is much higher detail? I'm not sure about the pixel density but I'm sure more could…