Residents of Columbia have 2 internet providers to choose from. The most popular provider is Spectrum, which offers cable and fiber internet service. Over 28,006 recent tests, our research shows that Spectrum customers have been getting 137 Mbps for download speeds and 11 Mbps for upload speeds. In addition to Spectrum, DSL, fiber and fixed wireless internet service is also available from AT&T.
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 |
|---|---|---|---|
| Spectrum Cable Fiber | 137 Mbps | 11 Mbps | 25 ms |
| AT&T DSL Fiber Fixed Wireless | 103 Mbps | 64 Mbps | 19 ms |
| * Data from speed tests taken in the last 3 months | |||
Spectrum is the most popular provider in Columbia offering cable and fiber internet service. Users have been getting 137 Mbps for download speeds and 11 Mbps for upload speeds over 28,006 recent tests.
Spectrum has the fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Columbia. 29% of users saw download speeds between 100-250 Mbps, and 57% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| January 21, 2023 | 153 Mbps | 36 Mbps | 15 ms |
| January 21, 2023 | 24 Mbps | 9 Mbps | 29 ms |
| January 21, 2023 | 317 Mbps | 6 Mbps | 16 ms |
| January 21, 2023 | 298 Mbps | 10 Mbps | 14 ms |
| January 21, 2023 | 148 Mbps | 11 Mbps | 27 ms |
| January 21, 2023 | 249 Mbps | 21 Mbps | 27 ms |
| January 21, 2023 | 18 Mbps | 4 Mbps | 14 ms |
| January 21, 2023 | 186 Mbps | 20 Mbps | 40 ms |
| January 21, 2023 | 477 Mbps | 1 Mbps | 20 ms |
| January 21, 2023 | 271 Mbps | 11 Mbps | 41 ms |
AT&T is the 2nd most popular provider in Columbia offering DSL, fiber and fixed wireless internet service. Users have been getting 103 Mbps for download speeds and 64 Mbps for upload speeds over 7,641 recent tests.
AT&T has the 2nd fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Columbia. 25% of users saw download speeds between 250-500 Mbps, and 27% of users saw upload speeds faster than 250 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| January 21, 2023 | 51 Mbps | 12 Mbps | n/a ms |
| January 21, 2023 | 13 Mbps | 26 Mbps | 22 ms |
| January 21, 2023 | 270 Mbps | 87 Mbps | 25 ms |
| January 21, 2023 | 481 Mbps | 329 Mbps | n/a ms |
| January 21, 2023 | 214 Mbps | 180 Mbps | 17 ms |
| January 21, 2023 | 371 Mbps | 161 Mbps | 20 ms |
| January 21, 2023 | 118 Mbps | 117 Mbps | 18 ms |
| January 21, 2023 | 177 Mbps | 1 Mbps | 23 ms |
| January 21, 2023 | 797 Mbps | 908 Mbps | 21 ms |
| January 21, 2023 | 17 Mbps | 1 Mbps | n/a ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.