What a dilemma. Discounting the price, this is an amazing lens that reaches the very highest level of quality. However, there are many lenses not that far behind, almost as fast, even at f/1.4 where the choice widens considerably. These are a fraction of the price of the Nikkor Z.

Outstanding sharpness, Virtually zero CA, Excellent flare resistance, Excellent handling, Quality manufacture, Custom functions for L-Fn button, Sublime handling of point light sources, Virtually no distortion, Beautiful bokeh effects

Huge price tag, Weight, Screw thread lens hood