Logitech MX Master 3S Review: Still the Best Work Mouse
After a year of daily use, here's the full picture.
A year ago I switched from a gaming mouse to the Logitech MX Master 3S for daily work. I expected to miss my gaming mouse's precision. I don't. Here's the full honest assessment after 365 days.
What Still Impresses
The MagSpeed electromagnetic scroll wheel is the single feature I'd pay for alone. Switching from free-spin to notched click-click scroll takes one second and covers opposite ends of a document in about the same time. I use it dozens of times per day and still notice it.
The thumb button and horizontal scroll wheel are genuinely useful for switching desktops on Mac and scrolling wide spreadsheets. These aren't gimmicks — they're muscle memory now.
Multi-device pairing via Bolt USB dongle (not Bluetooth) eliminated the 1-2 second reconnect lag I experienced with Bluetooth mice. Switching between my MacBook and desktop is instantaneous.
Honest Criticisms
The right-hand ergonomics exclude left-handed users entirely — this is the one glaring gap in an otherwise thoughtful product. The charging port is USB-C but the cable that comes with it is short and awkward. The button programmability requires Logi Options+, which is good software but should be mentioned upfront.
At $99, it's asking you to care about a mouse enough to spend MacBook accessory money on it. If you use a laptop for 2-3 hours a day, a $29 mouse is fine. If you're at a desktop 8 hours a day, the $99 amortizes to about $0.27/day and every day is more comfortable.
MX Master 3 vs 3S: Worth the Upgrade?
The 3S adds a quieter click (nice in open offices) and doubles the DPI to 8,000 (irrelevant for productivity). If you have a 3, no upgrade warranted. If buying new, get the 3S if it's within $20 of the 3; otherwise the 3 is nearly identical.
Products Mentioned in This Review
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