Residents of Columbia have 2 internet providers to choose from. The most popular provider is Xfinity, which offers cable internet service. Over 20 recent tests, our research shows that Xfinity customers have been getting 158 Mbps for download speeds and 158 Mbps for upload speeds. In addition to Xfinity, DSL internet service is also available from CenturyLink.
While these are the real speeds we have been seeing in recent tests, there are many factors that affect download and upload speeds, so your actual service may differ.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Xfinity Cable | 158 Mbps | 158 Mbps | 3 ms |
| CenturyLink DSL | 110 Mbps | 72 Mbps | 4 ms |
| * Data from speed tests taken in the last 3 months | |||
Xfinity is the most popular provider in Columbia offering cable internet service. Users have been getting 158 Mbps for download speeds and 158 Mbps for upload speeds over 20 recent tests.
Xfinity has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Columbia. 40% of users saw download speeds faster than 500 Mbps, and 71% of users saw upload speeds between 100-250 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| June 13, 2024 | 618 Mbps | 706 Mbps | 6 ms |
| May 29, 2024 | 553 Mbps | 158 Mbps | 5 ms |
CenturyLink is the 2nd most popular provider in Columbia offering DSL internet service. Users have been getting 110 Mbps for download speeds and 72 Mbps for upload speeds over 5 recent tests.
CenturyLink has the 2nd fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Columbia. 33% of users saw download speeds faster than 500 Mbps, and 50% of users saw upload speeds between 100-250 Mbps.
Download Speeds
Upload Speeds
We’ll run a download test and an upload test to give you the full picture of your internet connection.