Office & WFH · Head-to-head
Logitech MX Ergo S vs Logitech ERGO M575S
Which should you buy? Here's the honest call, pulled from our full The Best Trackball Mice: 4 Compared (and One to Skip) comparison.
The MX Ergo S is the most refined and adjustable trackball for a right-handed desk, and it is the one we would buy first. If its price is a stretch, the ERGO M575S delivers most of the day-to-day comfort for far less.

Logitech MX Ergo S
Buy itThe most complete thumb trackball, and the only one here with an adjustable tilt that actually eases wrist strain.
- Adjustable hinge lets you set the body flat or at a 20-degree tilt to reduce forearm twist
- Precision-mode button drops sensitivity for fine work like photo editing and detailed selections
- Quieter clicks than the older MX Ergo, plus deep button remapping and multi-computer control in Logi Options+
- Right-hand only, so lefties are out
- Still charges over dated micro-USB rather than USB-C

Logitech ERGO M575S
Buy itThe easiest, cheapest way to find out whether a trackball is for you, with none of the frustrations that spoil bargain models.
- Comfortable sculpted right-hand shape that most owners adapt to within a day or two
- Runs for months on a single AA battery and pairs over Bluetooth or the bundled USB receiver
- Smooth, well-supported ball movement with reliable Logitech software
- Fixed angle with no tilt adjustment
- Basic scroll wheel and fewer customizable buttons than the MX Ergo S
Side by side
| Logitech MX Ergo S | Logitech ERGO M575S | |
|---|---|---|
| Our verdict | Buy | Buy |
| Best for | Right-handed desk workers who want the most refined thumb trackball and value adjustable ergonomics. | First-time trackball buyers and anyone who wants a proven thumb model without paying premium money. |
| Price tier | $$$ · premium | $$ · mid-range |
The bottom line
Our overall pick is the Logitech MX Ergo S - The most complete thumb trackball, and the only one here with an adjustable tilt that actually eases wrist strain. Choose the Logitech ERGO M575S instead if first-time trackball buyers and anyone who wants a proven thumb model without paying premium money.
Want the full picture, including the other options we compared and the popular one we'd skip? Read the complete The Best Trackball Mice: 4 Compared (and One to Skip).