R2D2 is Rigged for 3dsmax,
All materials and studio lightning are set for 3dsmax. It was rendered with VRAY.
Other formats are only conversions from 3dsmax and have very basic setups.
MAX (Autodesk 3ds Max, filesize: 25.1 MB), OBJ (OBJ, filesize: 17.2 MB), FBX (Autodesk FBX, filesize: 21 MB), C4D (Cinema 4D, filesize: 14.6 MB), LWO (Lightwave, filesize: 13.7 MB), 3DS (3D Studio, filesize: 16.7 MB)