DeviceCheck / Mouse polling rate test
Browser diagnostic

Mouse polling rate test

Move your mouse quickly in circles inside the area for several seconds. The browser-visible event rate is estimated live.

● Runs locally in this browser.
What this means

Run the test to interpret your result

Your result will be explained here, including what is normal, what may indicate a problem, and the most useful next step.

Future result-page ad

Contextual replacement recommendation

Reserved for a relevant product recommendation when a result suggests a hardware issue.

View options →

Move the mouse here

Fast circles work well. Keep moving for 5–10 seconds.

Live rate0 Hz
Peak0 Hz
Rolling average0 Hz
Waiting for movement.

Why the number may be lower than your mouse setting

This measures pointer events visible to the browser, not raw USB packets. The operating system, browser, display refresh and event coalescing can all affect the result. Use it to compare behaviour, not as a laboratory USB polling measurement.