Even though it still uses Sony's own pricey memory cards, the slimmer, less-expensive new version of the PlayStation Vita is improved in nearly every way.
Sony PS Vita Slim (PCH-2000)
PlayStation Vita PCH-2000 review
PS Vita Review (2014) - IGN
Good】PS Vita light Blue White PCH 2000 ZA14 Console w/Charger Sony PSV Slim FS
PlayStation Vita Slim review: PlayStation Vita Slim makes the case for a dedicated gaming handheld - CNET
PlayStation Vita PCH-2000 review
SONY PS Vita PCH 2000 Console only PSV Slim Playstation Used Japan Excellent+
PlayStation Vita PCH-2000 review