Logitech has officially launched the MX Master 4, and it brings a few thoughtful upgrades that aim to refine productivity rather than rewrite what makes its predecessors great. The biggest new trick? Haptic feedback built into the thumb rest to help you feel inputs like gesture controls and the new Action Ring interface. It adds a layer of tactile confirmation—underscore when things like shortcuts or tool activations register.
The Action Ring is another notable feature. Pressing the thumb rest launches a circular menu overlay that you can fill with shortcuts, macros, or app-specific commands. It’s designed to be deeply customizable and accessible without breaking workflow.
Under the hood, Logitech upgraded the wireless link. The mouse now uses a USB-C Bolt dongle, and enhanced antenna placement promises stronger connections even in crowded environments. Despite the addition of haptics, battery life remains robust—Logitech claims it can last up to 70 days on a full charge. Even a quick one-minute charge is billed to provide a few hours of use.
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Design-wise, MX Master 4 sticks close to the shape and ergonomics fans love. But there are visual tweaks: frosted semi-transparent buttons, more durable plastics, and sharper placement for controls. The gesture button moves slightly so directional swipes feel cleaner. The charging indicator now lives beneath the scroll wheel for better visibility.
On the software side, everything runs through Logi Options+, which ties together customization, haptic intensity settings, and integrations. Logitech is also opening up with an SDK so developers can build in haptic cues tied to their own apps. That means logos like Adobe, Figma, or productivity tools could trigger vibration responses for certain actions.
In short, the MX Master 4 isn’t a radical reinvention. It’s a smarter evolution. The tactile feedback, refined controls, and wireless polish make it more engaging and efficient—a tool that listens and responds to your workflow rather than demanding you adapt to it. For creators and power users, this may be one of the most refined work mice yet.
Buy the Logitech MX Master 4 from Amazon ($119.99)
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