It's not a massive upgrade over the MX Master 3, but it's still one of the best mice you can buy.
Logitech's MX Master 3S Wireless Mouse is 30% off
Logitech MX Master 3S - Wireless Performance Mouse, Ergo, 8K DPI, Track on Glass, Quiet Clicks, USB-C, Bluetooth, Windows, Linux, Chrome - Graphite - With Free Adobe Creative Cloud Subscription : Electronics
Review: Logitech MX Master 3S Mouse
Logitech MX Master 3S review: Great for productivity but too big for gaming - Dexerto
Logitech MX Master 3S Wireless Mouse Review
Best Mouse 2023: Wired & Wireless Mice for Windows & Mac - Tech Advisor
Logitech MX Master 3S review: the master just got even more commanding
Logitech MX Master 3S review
Logitech MX Master 3 mouse review