Pentair Warrior SL, Dolphin Encore, Dolphin E-10, is there any difference ?

Moved in to new house with above ground 24ft (13,5k gal), and looking for new robot.
Is there any difference to these robots, or are they just same generic ones with differnt brand logo slapped on ?

Just to double check, the pool bottom has slight wrinkles, and looks to be vinyl I assume, with glued joints, is it safe to operate on that surface ?


Here is what previous owner used for cleaning