The Sci-Fi Grenade Project is an optimized game ready 3d model. Modelled in 3dsmax, texture baked in Marmoset Toolbag, texture painted in Substance Painter/Designer and also for additional high details.
Most screenshots are taken inside UE4 and 360 video rendered inside Toolbag. It got 1 UV texture sets at 4K texture (for the presentation, 2K for the game asset). Finally, the polycount for Sci-Fi Grenade body is 3.232 Triangles.