So they're pretty much gaining similar amount of views, with Rihanna slightly ahead since she released promoted music this year, and Poker Face is over 80M ahead of Umbrella. Thanks for the confirmation that Poker Face wins.
Also, why does statistics show the daily views for Umbrella to be less? I'm genuinely curious. I want to know where to find those numbers you found.
Kworb's Chrome extension. Those views are directly from Youtube.