A 144g compact standard prime with a stepping motor, weather sealing and a focus button that can be set as an Fn key. Made to match the S 20mm f/2.5 on small S bodies; a discreet street and everyday lens.
Select up to 2 cameras to compare against the S 40mm f/2. It's always pinned as the baseline.
5 cameras compatible with the Leica L-mount mount.
Base score — computed from verified specs for an enthusiast shooting photo and video. Camera Match adjusts it for your skill level and priorities.