It might be small, but wearing it makes a big difference

Balanced design, easy to wear
The balanced design means that the weight of the PICO 4 is evenly distributed to the front and the rear. The center of gravity fits snugly up against the face. The rear has a cushioned support. 

4K+ Super-Vision Display
The PICO 4 is equipped with two 2.56-inch fast-LCD screens that can achieve a refresh rate as high as 90Hz. As well as resolution in excess of 2K per eye, plus a PPI performance of up to 1200.

Motorized Inter-pupillary Distance Adjustment 
PICO 4 supports 62-72MM inter-pupillary distance adjustment with precision via settings menu.