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Logitech MX Master vs Logitech MX Master 4

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

LogitechMX MasterLogitechMX Master 4
Overview
ReleasedApril 2015October 2025
Tracking
ShapeErgonomicErgonomic
HandRight handRight hand
SensitivityUp to 1,600 DPIUp to 8,000 DPI
SensorDarkfield laserDarkfield high precision
Buttons58
Free-spinning wheelYesYes
Thumb wheelYesYes
Quiet clicks–Yes
SensorDarkfield laser tracking on glass at least 4 mm thick; 400–1,600 DPI in 200 DPI steps, 1,000 DPI nominal200–8,000 DPI, adjustable in 50 DPI steps (1,000 DPI by default); tracks on almost any surface, including glass; 125 Hz report rate over Logi Bolt and Bluetooth
Scroll wheelSpeed-adaptive wheel automatically switches between click-to-click and free-spinning scrollingMagSpeed electromagnetic wheel with SmartShift, which switches between ratchet and free-spin as you scroll faster; up to 1,000 lines a second; adjustable ratchet force
Thumb wheelSide-to-side scrolling and page switching; functions can be customised in Logitech OptionsAluminium thumb wheel for horizontal scrolling; app-specific functions such as zoom or brush size in Logi Options+
GesturesCustomisable button in the thumb rest for gesture controlsGesture button next to the back and forward buttons (hold it and move the mouse; up to five actions); Actions Ring shortcut overlay opened from the Haptic Sense Panel
Haptic feedback–Haptic Sense Panel under the thumb; feedback for the Actions Ring, Smart Actions, gestures, moving between screens and app plugins including Adobe Photoshop, Adobe Lightroom Desktop and Zoom; four intensity levels; also works with Windows 11's built-in haptics (Windows 11 update from March 2026 or later)
Connections and battery
Connects byBluetooth and USB receiverBluetooth and USB receiver
Devices it switches between33
PowerRechargeableRechargeable
Battery life (maker's claim)Up to 40 daysUp to 70 days
Charging portMicro-USBUSB-C
ReceiverIncluded Logitech Unifying USB receiver; 2.4 GHz wireless connection with a stated range of 10 mLogi Bolt USB-C receiver in the box (USB-A Bolt receivers also work); the Mac version works with Logi Bolt but comes without a receiver
ChargingMicro-USB; rechargeable 500 mAh lithium-polymer battery; Logitech states a 1-minute charge gives around 2 hours of use, and the mouse works while chargingUSB-C; a 1-minute charge gives 3 hours of use; 650 mAh battery; charging cable not included
Works withUnifying on Windows 7 or later and Mac OS X 10.8 or later; Bluetooth Smart on Windows 8 or later and Mac OS X 10.10 or laterBluetooth Low Energy 5.1 with Windows 11 or later, macOS 13 or later, iPadOS 15 or later, Android 12 or later, Linux and ChromeOS; Logi Bolt with Windows 10, 11 or later, macOS 13 or later, Linux and ChromeOS; the Mac version lists macOS 13 or later and iPadOS 15 or later
SoftwareLogitech Options for button and action customisation at launchLogi Options+ on Windows and macOS (Actions Ring, Smart Actions, haptics, Logitech Flow); basic support in Logi Tune; basic functions work without software on other systems
Design
Weight145 g150 g
Size126 × 85.7 × 48.4 mm (length × width × height)128.15 × 88.35 × 50.8 mm (length × width × height)
Materials–Plastics with 54% (Graphite, Space Black) or 48% (Pale Grey, White Silver) certified post-consumer recycled content; thumb wheel of low-carbon aluminium; battery with 100% recycled cobalt
Colours–Graphite, Pale Grey; Mac version in Space Black, White Silver
In the boxMouse, Logitech Unifying receiver, Micro-USB charging cable and documentationMouse, Logi Bolt USB-C receiver, documentation; the Mac version has the mouse and documentation only
Warranty1-year limited hardware warranty2-year limited hardware warranty

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