Mercedes-Benz S-Class 2021 3D model is available on CGTrader for $159. Original author: squir. Specs: 700000 polys, 700000 verts.
MAX (Autodesk 3ds Max, filesize: 53.1 MB), OBJ (OBJ, filesize: 42.2 MB), FBX (Autodesk FBX, filesize: 29.8 MB), C4D (Cinema 4D, filesize: 35.3 MB), MA (Autodesk Maya, filesize: 26.3 MB), LWO (Lightwave, filesize: 32.9 MB), 3DS (3D Studio, filesize: 16.8 MB)