For another, the competitors were also all missing at least one vital elementary function: Internet support that didn't suck.
So I don't think there are a lot of comparisons to be drawn between a yet-to-be-released VR platform that, ultimately, nobody is really asking for, and a phone that almost everybody who wasn't named Steve Ballmer, Mike Lazaridis, or Ned Ludd desperately wanted.
(Admittedly I said the same thing about the watch -- who in the world wants a watch? -- and that was way off-base given how much demand there turned out to be.)