Originally Posted by
SomeOtherGuy
If size and weight are important, it will be hard to beat the NF NXS option. But my personal experience with it left me unimpressed for the optical quality, the illumination quality, and ease of use of the "Digillum" button.
Trading improvements in those for more size and weight, the EOTech Vudu is a direct competitor worth looking at:
If you wanted slightly higher magnification, I would look at the Bushnell LRHS 3-12x44, which has illumination optional. To my eyes both of these are optically better than the NXS.