Check out E-3 Sentry AWACS Aircraft LOW Low-poly 3D model on CGTrader for $24. High-quality mesh by HighRock: 605 polys, 674 vertices. Textured.
MAX (Autodesk 3ds Max, filesize: 1.28 MB), OBJ (OBJ, filesize: 1.28 MB), FBX (Autodesk FBX, filesize: 1.28 MB), 3DS (3D Studio, filesize: 1.28 MB), DXF (DXF, filesize: 1.28 MB), STL (Stereolithography, filesize: 1.28 MB)