Logitech MX Master 4S Wireless Mouse targets power users with refined control

Logitech MX Master 4S Wireless Mouse pushes precision, comfort and custom shortcuts for demanding Windows and Mac professionals.

By John Miller, ad-hoc-news, June 17, 2026

The Logitech MX Master 4S Wireless Mouse arrives as a purpose-built accessory for power users who live in creative apps, spreadsheets and browser tabs all day. Logitech is aiming this Wednesday launch squarely at knowledge workers, coders and designers who crave more control.

Accessory built for long desk sessions

If you spend most of your workday at a desk, the MX Master 4S is designed to feel like an extension of your hand, not a generic mouse. The sculpted shape supports your palm and thumb, aiming to reduce tension over long editing or coding sessions.

Logitech keeps the familiar MX silhouette but refines the thumb rest texture and side contours. The goal is a grip that feels stable when you flick across a 4K monitor, yet relaxed enough for hours of scrolling through documents or timelines.

MagSpeed scroll and custom buttons for workflow speed

At the heart of the MX Master 4S is Logitech’s metal MagSpeed scroll wheel with two personalities. In ratchet mode, it moves line by line for precise selections. Flick it hard and it silently free spins through long PDFs, spreadsheets or code until you lightly touch it again.

A second side scroll wheel gives your thumb horizontal control, which is especially handy in video timelines, wide sheets or large design canvases. Below it, two thumb buttons and a gesture button in the rest can all be remapped in Logitech Options software to shortcuts you use every day.

You might assign the side buttons to copy and paste, browser navigation or switching virtual desktops. The gesture button can trigger different actions depending on the direction you tilt the mouse while holding it, such as mission control, app switcher or media controls.

Cross-computer control and quiet clicks

Many knowledge workers now juggle a work laptop, personal notebook and maybe even a desktop. The MX Master 4S addresses this with multi-device pairing and a dedicated button to hop between up to three systems, whether they run Windows, macOS or Linux.

Logitech’s Flow feature lets you move your cursor from one machine to another as if they were a single extended desktop. You can even copy text or files on one computer and paste them on the other, which feels surprisingly natural after a few minutes of use.

For shared offices or late night work, Logitech uses quieter switches that soften the traditional mouse click sound. The feedback remains crisp under your finger, but the tone is muted so you disturb fewer colleagues or family members nearby.

Battery life, charging and surface flexibility

The MX Master 4S uses a built-in rechargeable battery that Logitech rates for several weeks of typical use on a single charge. When it does run low, a short top-up via USB-C cable can provide enough power to finish your day comfortably.

Like its predecessors, the mouse uses a high resolution Darkfield sensor that tracks on most surfaces, including glossy tables where many optical mice struggle. You will likely still want a mousepad for comfort, but you do not need a perfect matte desk.

Positioned in Logitech’s broader portfolio and market

Logitech has spent years turning its MX line into a kind of premium toolkit for digital professionals. The MX Master 4S sits at the top of its mouse range, complementing MX mechanical keyboards and webcam offerings that target the same hybrid work audience.

While Logitech International S.A. is not traded under the ONL ticker or linked to ISIN US68628Y1091, the MX Master 4S still reflects how listed peripheral brands compete for visibility with every new flagship accessory. For investors, strong adoption in this segment can be a useful sentiment signal.

Logitech MX Master 4S Wireless Mouse - key facts

Manufacturer: Logitech

Category: Wireless performance mouse for Windows and Mac power users

Price: 119.99 EUR (recommended retail price)

Availability: In stock from major retailers and Logitech’s online store

Connectivity: Bluetooth Low Energy and included Logi Bolt USB receiver

Tracking: Darkfield high precision sensor, up to 8000 DPI

Colors: Graphite at launch, additional finishes expected later in the year

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Prices and availability mentioned here can change at short notice. Please check the retailer’s pages for current information before buying.