Logitech MX Master vs Logitech MX Master 2S

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

Better figure, where one is clearly better

MX Master compared with MX Master 2S
LogitechMX MasterLogitechMX Master 2S
Overview
ReleasedApril 2015June 2017
Tracking
ShapeErgonomicErgonomic
HandRight handRight hand
SensitivityUp to 1,600 DPIUp to 4,000 DPI (better)
SensorDarkfield laserDarkfield high precision
Buttons57 (better)
Free-spinning wheelYesYes
Thumb wheelYesYes
SensorDarkfield laser tracking on glass at least 4 mm thick; 400–1,600 DPI in 200 DPI steps, 1,000 DPI nominal200–4,000 DPI in 50 DPI steps; tracks on glass at least 4 mm thick
Scroll wheelSpeed-adaptive wheel automatically switches between click-to-click and free-spinning scrollingSpeed-adaptive wheel switches automatically between ratcheted and free-spinning modes through SmartShift; a top button also changes modes manually
Thumb wheelSide-to-side scrolling and page switching; functions can be customised in Logitech OptionsSide-to-side scrolling by default; Logitech Options can assign other actions
GesturesCustomisable button in the thumb rest for gesture controlsButton beneath the thumb rest supports a press and movement in four directions; up to five actions can be assigned
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-USBMicro-USB
ReceiverIncluded Logitech Unifying USB receiver; 2.4 GHz wireless connection with a stated range of 10 mUnifying 2.4 GHz USB-A receiver included; Bluetooth 4.0 Low Energy also supported; Easy-Switch button underneath selects one of three paired computers
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 chargingMicro-USB; 500 mAh lithium-polymer battery; Logitech claims one minute of charge gives about two hours of use
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 laterAt launch, Unifying supported Windows 7 or later and Mac OS X 10.8 or later; Bluetooth Low Energy required Windows 8 or later or Mac OS X 10.10 or later
SoftwareLogitech Options for button and action customisation at launchLogitech Options for button mapping and Logitech Flow, which moves the pointer and copies content between computers
Design
Weight145 g145 g
Size126 × 85.7 × 48.4 mm (length × width × height)126 × 85.7 × 48.4 mm (length × width × height)
Colours–Graphite (EMEA)
In the boxMouse, Logitech Unifying receiver, Micro-USB charging cable and documentationMouse, Unifying receiver, Micro-USB charging cable and user documentation
Warranty1-year limited hardware warranty2-year manufacturer's guarantee

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