Set of stylized realistic airplanes Low-poly (Polygon mesh 3D model) is available on CGTrader for $150. Original author: 3dkod. Specs: 85338 polys, 86752 verts.
BLEND (Blender, filesize: 264 MB), OBJ (OBJ, filesize: 270 MB), PLY (Ply, filesize: 262 MB), STL (Stereolithography, filesize: 278 MB), TEXTURES (Textures, filesize: 252 MB)