Probably, because despite the new contender's self described status of a "mobile Playstation, " its lack of shoulder buttons won't help it play any of those Xperia-exclusive PSone games it can't download.
The brainchild of two British design companies, the nanny is shaped like an egg cup: slide the toy in, and it takes over, using tiny motors to help it press the Tamagotchi's buttons.
They seem to range from some slightly more sophisticated handsets with cameras to phones with just four buttons programmed to call family or summon help.