Residents of Columbia have 4 internet providers to choose from. The most popular provider is Xfinity, which offers cable internet service. Over 425 recent tests, our research shows that Xfinity customers have been getting 210 Mbps for download speeds and 23 Mbps for upload speeds. Besides Xfinity, residents of Columbia may be able to choose from Windstream Communications, Verizon and CenturyLink which offer DSL and fiber internet service.
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 | 210 Mbps | 23 Mbps | 23 ms |
| Windstream Communications DSL Fiber | 90 Mbps | 89 Mbps | 9 ms |
| Verizon DSL | 55 Mbps | 52 Mbps | 14 ms |
| CenturyLink DSL Fiber | 3 Mbps | 1 Mbps | 26 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 210 Mbps for download speeds and 23 Mbps for upload speeds over 425 recent tests.
Xfinity has the fastest average download speed, the 3rd fastest average upload speed, and the 3rd lowest latency out of all of the providers in Columbia. 29% of users saw download speeds between 250-500 Mbps, and 61% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| June 17, 2024 | 359 Mbps | 22 Mbps | 22 ms |
| June 17, 2024 | 16 Mbps | 15 Mbps | 24 ms |
| June 17, 2024 | 49 Mbps | 22 Mbps | 24 ms |
| June 17, 2024 | 363 Mbps | 25 Mbps | 24 ms |
| June 17, 2024 | 95 Mbps | 23 Mbps | 25 ms |
| June 17, 2024 | 240 Mbps | 33 Mbps | 22 ms |
| June 17, 2024 | 70 Mbps | 23 Mbps | 23 ms |
| June 17, 2024 | 19 Mbps | 16 Mbps | 26 ms |
| June 17, 2024 | 686 Mbps | 40 Mbps | 20 ms |
| June 17, 2024 | 117 Mbps | 20 Mbps | 25 ms |
Windstream Communications is the 2nd most popular provider in Columbia offering DSL and fiber internet service. Users have been getting 90 Mbps for download speeds and 89 Mbps for upload speeds over 17 recent tests.
Windstream Communications has the 2nd fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Columbia. 50% of users saw download speeds between 50-100 Mbps, and 60% of users saw upload speeds between 50-100 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| June 12, 2024 | 84 Mbps | 108 Mbps | 12 ms |
Verizon is the 3rd most popular provider in Columbia offering DSL internet service. Users have been getting 55 Mbps for download speeds and 52 Mbps for upload speeds over 12 recent tests.
Verizon has the 3rd fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Columbia. 50% of users saw download speeds between 100-250 Mbps, and 50% of users saw upload speeds between 100-250 Mbps.
Download Speeds
Upload Speeds
CenturyLink is the 4th most popular provider in Columbia offering DSL and fiber internet service. Users have been getting 3 Mbps for download speeds and 1 Mbps for upload speeds over 4 recent tests.
CenturyLink has the 4th fastest average download speed, the 4th fastest average upload speed, and the 4th lowest latency out of all of the providers in Columbia. 100% of users saw download speeds slower than 10 Mbps, and 100% of users saw upload speeds slower than 5 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.