$2 GUNDAM RX-78-2 3D model by chengbnjay. Available on CGTrader with 45862 polys and 24318 vertices. Check it out on CGHub.
STL (Stereolithography, filesize: 921 KB), OBJ (OBJ, filesize: 4.69 MB), BIP (KeyShot, filesize: 2.85 MB), MA (Autodesk Maya, filesize: 14.7 MB), IGE (IGES, filesize: 49 MB), FBX (Autodesk FBX, filesize: 12.6 MB), 3DS (3D Studio, filesize: 2.88 MB), C4D (Cinema 4D, filesize: 2.87 MB), STP (STEP, filesize: 28 MB)