The reason why Britney's videos, while many are iconic and memorable, aren't better than Gaga's or Britney's is because they lack an artfulness. They are commercials pieces of music, much like Gaga's or Beyonce's, but that do not attempt to create something that is greater than that.
Gaga's are usually good but damn the messy ones are SO MESSY (Alejandro, The edge of glory, applause )
Beyoncé's don't tell me nothing, good but idk.
I'll go with Britney, Work Bitch, Toxic, Slave, Circus, My Prerogative
Gaga imo but of course im bias to some extent, but I do genuinely think she has some cool videos and some that are like too much.
Britney...Britney has some that I like but a good amount that are whatever.
Beyonce has a lot of whatever videos and a few with cool visuals.
Really articulate assessment I know but im too lazy.
Britney ofc. Her music videos are just something else, they're out of this world and insanely memorable and iconic. Plus, she's the only one out of the three that has a Video Vanguard Award.