I wouldn't come to that conclusion until WW #'s come in.
In America, BJ is doing better. I don't care about the fact that it's released in the 4th quarter, because the overall market is declining. Bionic was promoted on the American Idol Finale, Oprah, David Letterman, the Today Show, and a VH1 documentary, and the MTV Movie Awards. Both Work Bitch and NMT peaked at the same position on Pop radio, so they received equal radio exposure.
As for the chart positions, had BJ been released at any other time in the year, it's positions would be higher. It's a given that right now is when older albums and X-Mas start to rise. An example being the UK, where BJ will sell close to FF's opening #'s but won't peak as high because of all the other albums out.