Head to head
Logitech Ergo M575 vs ProtoArc EM01 NL: which one is right for you
Head-to-head comparison of Logitech Ergo M575 and ProtoArc EM01 NL with official manufacturer specs: what really sets them apart, where each one wins and which fits your body and your working hours better.
| Logitech Ergo M575 | ProtoArc EM01 NL | |
|---|---|---|
| Hand sizes | M / L | M / L |
| Vertical angle | — | — |
| Left-hand friendly | No | No |
| Connection | Wireless | Wireless |
Scores 0-100 derived from the manufacturer's specs with the same method for both — published method.
When should you choose Logitech Ergo M575?
Getting started with trackballs with the most proven option on the market.
When should you choose ProtoArc EM01 NL?
Anyone looking for a thumb trackball with adjustable tilt and multi-device support.
Frequently asked questions
Is it worth paying the difference?
It depends on whether the advantages the pricier one brings are on your list of needs. Our table marks with ✓ which one wins each objective criterion; if the criteria it wins don't affect you, don't pay for them.
How do I know which one fits my body?
No generic comparison answers it: it depends on your height, weight, hours a day and hand size. Each category's filter crosses your measurements with the specs and gives you a fit % for each one.
And which one fits YOU? Put your measurements in the category filter and you will see them sorted by your real fit %.