The Logitech MX Master 4 comes with haptic feedback, less rubber and the same general shape

We've used the latest version of Logitech's popular productivity mouse, the MX Master 4, for the past couple of months. Here ...
GIGAZINE

'MX Master 4' setup and usage review: a mouse that has evolved significantly from the previous model with haptic feedback and Actions Ring, but can be used like a left-handed ...

You can see the appearance of the MX Master 4 and a comparison with the previous model by reading the article below. Logitech's top-of-the-line wireless mouse 'MX Master 4' quick photo review, both ...
Yahoo

Logitech MX Master 4 Mouse Review

The Logitech MX Master 3 and 3S are regarded as two of the best creator mice available, delivering an experience that allows users to control nearly every aspect of an application directly from the ...
AppleInsider

Logitech MX Master 4 review — the best mouse there is

You do have to be right-handed, but if you are, the new Logitech MX Master 4 mouse for Mac beats even its predecessors, specifically because of its new Actions Ring. I am such a die-hard trackpad user ...