The PlayStation Vita PCH-2000 is a major improvement over the original Vita. It is lighter and more comfortable in the hands, and its battery lasts between four and six hours. However, its downgraded LCD touchscreen is less crisp than the original Vita's OLED screen.
The PlayStation Vita PCH-2000 retains its remote play capabilities with the PlayStation 4 while offering a lighter design and better battery life
The Vita Slim still uses expensive proprietary memory cards and has a downgraded LCD touchscreen