Facts: Gaga has sold more solo records, won more solo awards, and has grossed more on her solo tours. She's also worth more despite Rihanna having multiple perfumes, clothing lines, and endorsements.
Numbers don't lie, people. Don't let stan logic make you think otherwise. Even the most deluded stan logic cannot compete with numbers and facts.
Also, Rihanna and Gaga will be the only two pop girls remembered in twenty years time.