If you have macOS Monterey or later in your system, here is how you can test Internet speed:-
- Go to Terminal
- Type
networkQuality -v
and Press Enter
You will see internet speed test running inside your terminal & returning the result within a minute.
Sample Output:-
==== SUMMARY ====
Upload capacity: 18.856 Mbps
Download capacity: 98.696 Mbps
Upload flows: 20
Download flows: 12
Responsiveness: Low (121 RPM)
Base RTT: 273
Start: 28/11/21, 1:06:09 AM
End: 28/11/21, 1:06:28 AM
OS Version: Version 12.0.1 (Build XXXXXX)
Let me know if this works for you ;)