$35 Robot Sci-fi Low-poly 3D model by dima-dyl. Available on CGTrader with 40710 polys and 40710 vertices. Check it out on CGHub.
UASSET (UnrealEngine, filesize: 389 MB), FBX (Autodesk FBX, filesize: 25.9 MB), TEXTURES (Textures, filesize: 1.27 GB), PNG (PNG, filesize: 1.27 GB), UNITYPACKAGE (Unity 3D, filesize: 398 MB)