Does this imply that they are all new phones? By activating, I guess they mean adding gmail to those phones (Android source can be downloaded for free, so that can't be it), but I have two gmail accounts on this one alone.
Comparing to Apple's 14.1 iPhones million statistic (from the last quarter), it's about twice what Apple last announced.<p>Math: 14.1 million / (1/4 * 365) days ~= 150,000 phones