What is the difference between White Anti-Speckle and Matte White?

Both screens have a white surface, but serve different purposes:

 

Matte White Screen

White Anti-Speckle Screen

Surface Color

White

White

Material

PVC fabric

PET-based optical coating

Best For

Laser TV (UST), any projector

Triple-laser projectors

Speckle Suppression

None

~70%

Special Feature

Only option for laser TV

Optimized for RGB laser