Cox Speed Test
Real average speeds in United States based on 275 verified measurements.
Related guides
Avg Download
337
Mbps
Avg Upload
80
Mbps
Avg Ping
28
ms
Measurements
275
real users
Test your Cox speed
Compare your connection to the Cox average and contribute to the index.
Cox vs Other United States ISPs
How Cox compares to competing ISPs in United States.
About Cox Speed Test Data
The average Cox download speed is 337 Mbps, based on 275 real speed tests run by Cox customers. The fastest recorded speed was 2173 Mbps, and the best ping was 6 ms.
Speeds vary widely based on your specific plan, location, time of day, and whether you're connected via ethernet or Wi-Fi. If your result is significantly below the average, try restarting your router, switching to ethernet, or contact Cox support.
These statistics are updated continuously as Cox customers run speed tests on InternetSpeedTest.net. Click "Run Speed Test" to measure your Cox connection and contribute to the data.