Olympus m zuiko 12 45mm f 4 pro vs om system m zuiko 12 40mm f 2 8 pro ii?

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From OM System M.Zuiko 12-40mm f/2.8 PRO II: OM System M.Zuiko 12-40mm f/2.8 PRO II: A zoom lens by OM System for Micro Four Thirds cameras, 12-40mm f/2.8. Specs - Maker: OM System - Focal length: 12-40mm (zoom) - Maximum aperture: f/2.8 - Made for: Micro Four Thirds sensors - Mounts: Micro Four Thirds - Stabilised: no - Autofocus: yes What it frames like - On Micro Four Thirds (Micro Four Thirds): like 24-80mm on full frame; f/2.8 gives about the depth of field of ...

From Olympus M.Zuiko 12-45mm f/4 PRO: Olympus M.Zuiko 12-45mm f/4 PRO: A zoom lens by Olympus for Micro Four Thirds cameras, 12-45mm f/4. Specs - Maker: Olympus - Focal length: 12-45mm (zoom) - Maximum aperture: f/4 - Made for: Micro Four Thirds sensors - Mounts: Micro Four Thirds - Stabilised: no - Autofocus: yes What it frames like - On Micro Four Thirds (Micro Four Thirds): like 24-90mm on full frame; f/4 gives about the depth of field of f/8 there. ...

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