Product Overview

MX Master 3S refines Logitech’s flagship productivity mouse with 8K DPI Darkfield tracking that works on glass, MagSpeed electromagnetic scrolling that can fly through 1,000 lines/sec, and Quiet Clicks that reduce noise without losing feel. Pair up to three devices over Bluetooth LE or use the Logi Bolt receiver, personalize every control in Logi Options+, and recharge via USB-C—typically lasting up to 70 days per charge.

Key Features

• 8K DPI Darkfield sensor with any-surface tracking (incl. glass ≥ 4 mm)
• MagSpeed electromagnetic wheel: fast/precise, near-silent
• Quiet Clicks reduce click noise ~90% vs. MX Master 3
• Thumb wheel + gesture button; 7 programmable controls
• Multi-device Easy-Switch (3) via Bluetooth LE or Logi Bolt
• USB-C fast charge; up to ~70 days per charge
• Works with Windows, macOS, Linux, ChromeOS, iPadOS, Android (Logi Options+ on Win/macOS)

Specifications

• Sensor: Darkfield • DPI range: 200–8000 (increments of 50)
• Buttons: 7 • Wheels: main MagSpeed + thumb
• Battery: Li-Po 500 mAh; ~3 hours from 1-minute quick charge
• Wireless range: up to 10 m • Tech: Bluetooth LE / Logi Bolt (2.4 GHz)
• Dimensions: 4.92" × 3.32" × 2.01" • Weight: ~0.31 lb
• In the box (Standard Edition): Mouse, Logi Bolt USB-A receiver, USB-A to USB-C cable, docs

Technical Details

South-paw friendly? Shape is optimized for right-hand use. For lowest latency or firmware updates, use Logi Bolt or wired while charging. Logi Options+ enables per-app shortcuts, Flow cross-computer control, pointer speed tuning, and Smart Actions automations.

Highlights

• Tracks where many mice fail, including smooth glass
• Scrolls precisely or blazes through long documents
• Quiet office-friendly acoustics with premium feel

Why this is the best choice

If you want a wireless mouse that keeps up with demanding work while staying comfortable all day, Logitech’s MX Master 3S delivers. Its ergonomic shape supports your hand in a natural position so you can focus on getting things done, not on adjusting your grip. You get versatile connectivity with Logi Bolt or Bluetooth, fitting office desktops and laptops alike. The high‑precision 8K DPI, track‑on‑glass sensor gives you smooth, accurate control on almost any surface—including glass desks—and precise movement for 4K/5K displays and multi‑monitor setups. When it’s time to plow through data or lengthy webpages, the MagSpeed scroll flies through up to 1,000 lines per second, helping you move faster without losing your place. Quiet Clicks keep things discreet in meetings, shared workspaces, or late‑night sessions, and the USB‑C rechargeable design means no disposable batteries and easy top‑ups with the same cable you use for modern devices.

Good to know: this is a full‑size, sculpted mouse; if you prefer a very compact or ambidextrous shape, you may want a different form factor. Otherwise, the MX Master 3S stands out for its blend of comfort, precision tracking on glass, whisper‑quiet operation, blazing scroll speed, and flexible wireless options—making it a smart upgrade for creators, coders, analysts, and anyone who spends serious time at a computer.

Material Quality

A rigid internal frame and premium finishes resist flex and wear. The machined-steel MagSpeed wheel provides durable inertia with near-silent operation.

Design and Functionality

Right-hand ergonomic silhouette supports palm and thumb; the side wheel accelerates horizontal navigation. Easy-Switch toggles between laptop, desktop, and tablet in seconds.

Performance and Effectiveness

8K DPI Darkfield tracks with pixel-level control; Quick-charge USB-C keeps you working. Quiet Clicks and smooth wheels minimize distraction in shared spaces.

Innovation or Exclusive Features

MagSpeed electromagnetic scrolling (up to 1,000 lines/sec) and Flow cross-computer control via Logi Options+ set it apart from typical office mice.

Value for Money

Combines pro ergonomics, any-surface tracking, and advanced software in one device—avoiding extra accessories or multiple mice for different setups.

Warranty and Support

Backed by Logitech’s limited hardware warranty with comprehensive setup docs, FAQs, firmware, and Logi Options+ software updates.

Maintenance and Ease of Use

Keep firmware and Options+ updated; clean sensor/window with a dry microfiber cloth. Recharge over USB-C; a 1-minute top-up yields hours of use.

Final Verdict

For a quiet, precise, and highly adaptable daily driver that works on almost any desk surface, MX Master 3S is an easy recommendation.

• ✅ Pros: Tracks on glass; MagSpeed fast/precise scroll; Quiet Clicks; Bluetooth & Logi Bolt; USB-C quick charge; deep Options+ customization
• ⚠️ Cons: Right-hand only; heavier than travel mice; no onboard dongle storage
• 🎯 Punto único: Glass-tracking 8K DPI sensor with near-silent MagSpeed wheel in a multi-device ergonomic design