The world's most difficult question! Led Zeppelin v Pink Floyd?

Pink Floyd man the band is so iconic....... led zeppelin fans may boast they have the best singer , drummer , bass player , guitarist whatever but pink floyd is pink floyd they were so different from the early bands of the 60's bu t led zep was pure rock n roll....... most on paper say led zeppelin is the best but cmon there s no other band close to pink floyd there can never be another pink floyd....... while led zep resembles the who for me