Residents of Columbia have 3 internet providers to choose from. The most popular provider is Spectrum, which offers cable and fiber internet service. Over 7,589 recent tests, our research shows that Spectrum customers have been getting 179 Mbps for download speeds and 11 Mbps for upload speeds. Besides Spectrum, residents of Columbia may be able to choose from AT&T and Xfinity which offer DSL, fiber, fixed wireless and cable 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 |
|---|---|---|---|
| Spectrum Cable Fiber | 179 Mbps | 11 Mbps | 39 ms |
| AT&T DSL Fiber Fixed Wireless | 237 Mbps | 139 Mbps | 30 ms |
| Xfinity Cable | 51 Mbps | 22 Mbps | 32 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 179 Mbps for download speeds and 11 Mbps for upload speeds over 7,589 recent tests.
Spectrum has the 2nd fastest average download speed, the 3rd fastest average upload speed, and the 3rd lowest latency out of all of the providers in Columbia. 36% of users saw download speeds between 250-500 Mbps, and 49% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 135 Mbps | 9 Mbps | 36 ms |
| March 16, 2024 | 145 Mbps | 11 Mbps | 35 ms |
| March 16, 2024 | 503 Mbps | 26 Mbps | 35 ms |
| March 16, 2024 | 284 Mbps | 10 Mbps | 33 ms |
| March 16, 2024 | 45 Mbps | 12 Mbps | 40 ms |
| March 16, 2024 | 18 Mbps | 22 Mbps | 36 ms |
| March 16, 2024 | 1 Mbps | 3 Mbps | 40 ms |
| March 16, 2024 | 343 Mbps | 8 Mbps | 38 ms |
| March 16, 2024 | 201 Mbps | 8 Mbps | 38 ms |
| March 16, 2024 | 206 Mbps | 19 Mbps | 36 ms |
AT&T is the 2nd most popular provider in Columbia offering DSL, fiber and fixed wireless internet service. Users have been getting 237 Mbps for download speeds and 139 Mbps for upload speeds over 1,748 recent tests.
AT&T has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Columbia. 34% of users saw download speeds between 250-500 Mbps, and 37% of users saw upload speeds faster than 250 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 39 Mbps | 5 Mbps | 46 ms |
| March 16, 2024 | 623 Mbps | 816 Mbps | 31 ms |
| March 16, 2024 | 384 Mbps | 6 Mbps | 28 ms |
| March 16, 2024 | 401 Mbps | 352 Mbps | 33 ms |
| March 16, 2024 | 270 Mbps | 373 Mbps | 31 ms |
| March 16, 2024 | 52 Mbps | 11 Mbps | 46 ms |
| March 16, 2024 | 405 Mbps | 332 Mbps | 29 ms |
| March 15, 2024 | 730 Mbps | 511 Mbps | 27 ms |
| March 15, 2024 | 394 Mbps | 315 Mbps | 30 ms |
| March 15, 2024 | 546 Mbps | 467 Mbps | 29 ms |
Xfinity is the 3rd most popular provider in Columbia offering cable internet service. Users have been getting 51 Mbps for download speeds and 22 Mbps for upload speeds over 158 recent tests.
Xfinity 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. 44% of users saw download speeds between 50-100 Mbps, and 63% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 13, 2024 | 49 Mbps | 20 Mbps | 32 ms |
| March 11, 2024 | 81 Mbps | 1 Mbps | 43 ms |
| March 11, 2024 | 51 Mbps | 23 Mbps | 31 ms |
| March 10, 2024 | 172 Mbps | 35 Mbps | 38 ms |
| March 10, 2024 | 52 Mbps | 24 Mbps | 31 ms |
| March 9, 2024 | 33 Mbps | 1 Mbps | 39 ms |
| March 9, 2024 | 52 Mbps | 24 Mbps | 32 ms |
| March 8, 2024 | 51 Mbps | 23 Mbps | 31 ms |
| March 7, 2024 | 50 Mbps | 23 Mbps | 34 ms |
| March 6, 2024 | 80 Mbps | 17 Mbps | 21 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.