It’s a little bigger than its F mount equivalent but feels considerably lighter. It also improves on the optical performance a bit.

I have to admit, I like the performance of the new Nikon Z MC 105mm f2.8 VR S a little more than what the F-Mount VR Micro-Nikkor 105mm f2.8G IF-ED version offers. I immediately noticed the difference in weight when I first held the two lenses together (22.3 oz / 630 g vs 25.4 oz / 720 g). The other key factor is the absolute lack of chromatic aberration, especially purple fringing.
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