Other features
Acceleration control
Logitech MX Master 4
4.0
Scroll and pointer acceleration controls add useful tuning for people who want faster movement without giving up precision, though this is mainly a power-user benefit.
Logitech MX Anywhere 3SNo score yet
Cable quality
Logitech MX Master 4No score yet
Logitech MX Anywhere 3S
5.0
The supplied charging cable is viewed positively as a useful, well-made accessory for the USB-C charging setup.
ChromeOS compatibility
Logitech MX Master 4No score yet
Logitech MX Anywhere 3S
4.0
ChromeOS handles the mouse reliably for basic use, but the lack of full Options+ support limits advanced customization compared with Windows or macOS.
Click consistency
Logitech MX Master 4No score yet
Logitech MX Anywhere 3S
4.5
The buttons feel consistent through their travel and maintain a dependable, uniform response during regular use.
Click latency
Logitech MX Master 4No score yet
Logitech MX Anywhere 3S
2.0
Click latency is a weakness for gaming-oriented use, particularly over Bluetooth, even though it is not a noticeable problem for everyday productivity.
Motion latency
Logitech MX Master 4
3.5
Normal work feels responsive over Bluetooth or Bolt, but fast-paced gaming exposes the limitations of the 125 Hz report rate.
Logitech MX Anywhere 3SNo score yet
Onboard memory
Logitech MX Master 4
3.0
The lack of onboard profile memory frustrates power users who want custom mappings to travel with the mouse without relying on Logi Options+ on every computer.
Logitech MX Anywhere 3SNo score yet
Repairability
Logitech MX Master 4
3.9
Reviewers praise the easier-to-disassemble construction and home-replaceable battery as a meaningful repairability improvement. Switch-level repairs may still require professional work.
Logitech MX Anywhere 3SNo score yet
Battery and charging
Battery indicator
Logitech MX Master 4
4.3
The relocated battery/status light is a small but welcome refinement, with reviewers finding it easier to see from normal desk angles.
Logitech MX Anywhere 3SNo score yet
Replaceable battery support
Logitech MX Master 4
4.0
The home-replaceable battery is praised as a meaningful longevity improvement and helps counter the usual disposable feel of sealed wireless mice.
Logitech MX Anywhere 3SNo score yet
Ownership and support
Customer support
Logitech MX Master 4No score yet
Logitech MX Anywhere 3S
4.5
Logitech's support reputation is viewed positively, adding confidence for buyers considering the MX line as a longer-term purchase.
Dongle-free setup
Logitech MX Master 4No score yet
Logitech MX Anywhere 3S
2.4
The missing bundled Logi Bolt receiver is a recurring annoyance, especially at this price and for people who prefer USB connectivity. Bluetooth works well enough that some users may never miss the dongle.
Double-click reliability
Logitech MX Master 4
2.0
Current reviews do not report widespread double-click failures on the MX Master 4, but reviewers familiar with older models remain cautious about switch longevity.
Logitech MX Anywhere 3SNo score yet
Firmware reliability
Logitech MX Master 4
3.2
Firmware reliability has a notable blemish: at least one long-term reviewer reports the thumb button still fails during click-and-drag after many months without a patch.
Logitech MX Anywhere 3SNo score yet
Comfort and build
Switch durability
Logitech MX Master 4
3.3
Switch longevity is a lingering concern because earlier MX units developed click failures for some owners. The current model’s quieter switches feel good, but long-term confidence is not universal yet.
Logitech MX Anywhere 3SNo score yet