In case anyone was wondering how it compared size-wise to a few different lenses.
From left to right: Nikon 24-120/f4, Nikon 16-35/f4, Tamron 15-30/f2.8, Tamron 70-200/2.8, Tamron 150-600
From left to right: 670g, 680g, 1100g, 1470g, 1950g
It definitely feels lighter than the 70-200, and...