Playstation vita or nintendo now improved 3ds?

playstation vita is looking pretty powerful in software and the game line up isnt so good right now except for uncharted and the 3ds is also looking powerful and the 3d doesnt ruin ur eyes ive had it for months now and i had an eye check and im fine but anyway 3ds will have 3d movies because of netflix and new games that are looking pretty good the graphics are good better than wii and but nothing compared to playstation vita graphics but overrall i think they are both cool graphics doesnt make a game or a handheld so 3ds doesnt have kiddy games is metal gear kiddy resident evil revelations assassin's creed lost legacy call of duty not kiddy playstation vita is just a portable ps3 both of their battery lifes suck 4-5 hours playstation vita 4-5 hours 3ds so personally i like 3ds but give me ur opinions not hardcore this casual that because both can be hardcore the both are sure to compete i cant wait for ocarina of time 3d no crazy people answer this please because they are gonna say fu psp2 fu 3ds none of that no criticising 3ds or ngp just an honest opinion