Logitech MX Anywhere 2S vs Logitech MX Anywhere 3

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

Better figure, where one is clearly better

MX Anywhere 2S compared with MX Anywhere 3
LogitechMX Anywhere 2SLogitechMX Anywhere 3
Overview
ReleasedJune 2017September 2020
Tracking
ShapeCompactCompact
HandRight handRight hand
SensitivityUp to 4,000 DPIUp to 4,000 DPI
SensorDarkfield high precisionDarkfield high precision
Buttons7 (better)6
Free-spinning wheelYesYes
Thumb wheelNoNo
SensorDarkfield laser tracking at up to 4,000 DPI; glass tracking requires glass at least 4 mm thick.Darkfield tracking on almost any surface including glass; adjustable from 200 to 4,000 DPI.
Scroll wheelPrecision wheel switches mechanically between stepped and free-spinning vertical scrolling and tilts left or right for horizontal scrolling.MagSpeed electromagnetic wheel with SmartShift, switching between stepped and free-spinning modes; Logitech claims up to 1,000 lines per second.
Thumb wheelNo separate thumb wheel; the main wheel tilts for horizontal scrolling.No separate thumb wheel; horizontal scrolling uses a side button held while turning the main wheel.
GesturesThe button below the wheel can be customised as a gesture button in Logitech Options.–
Connections and battery
Connects byBluetooth and USB receiverBluetooth and USB receiver
Devices it switches between33
PowerRechargeableRechargeable
Battery life (maker's claim)Up to 70 daysUp to 70 days
Charging portMicro-USBUSB-C
ReceiverLogitech Unifying USB receiver supplied with the original model; Bluetooth Low Energy is also supported. A later Bluetooth Edition omitted the receiver.The standard model includes a Logitech Unifying USB receiver; the Mac variant connects over Bluetooth and has no receiver in the box.
ChargingMicro-USB charging of a 500 mAh lithium-polymer battery; Logitech rates it for up to 70 days per charge.USB-C, 500 mAh rechargeable lithium-polymer battery; Logitech claims three hours of use from a one-minute charge and up to 70 days from a full charge.
Works withAt launch, Unifying supported Windows 7 or later and Mac OS X 10.8 or later; Bluetooth Low Energy supported Windows 8 or later and Mac OS X 10.10 or later.Standard edition uses Unifying or Bluetooth Low Energy with Windows, macOS, ChromeOS and Linux; Bluetooth also supports iPadOS 13.4 or later. The Mac variant uses Bluetooth.
SoftwareLogitech Options supports button remapping and Flow control between up to three computers.Logitech Options at launch, with button customisation, application profiles and Flow between computers.
Design
Weight106 g99 g (better)
Size100.3 × 61.6 × 34.4 mm (length × width × height); 106 g.100.5 × 65 × 34.4 mm (length × width × height); Logitech's consumer support sheet gives 99 g with battery.
ColoursGraphite, Midnight Teal and Light Grey.Graphite, Pale Grey and Rose for the standard edition; Pale Grey for the Mac edition at launch.
In the boxOriginal model includes mouse, Unifying receiver, Micro-USB charging cable and documentation.Standard edition includes the mouse, Unifying receiver, USB-A-to-USB-C charging cable and documentation; Mac edition substitutes a USB-C-to-USB-C cable and omits the receiver.

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