Grumman proposed a stripped F-14 designated the F-14X, while McDonnell Douglas proposed a naval variant of the F-15, but both were nearly as expensive as the F-14.
Grumman mengusulkan pesawat F-14 yang disederhanakan dan diberi nama F-14X, sedangkan McDonnell Douglas mengusulkan F-15 varian angkatan laut, kedua-duanya hampir semahal F-14.