Residents of Columbia have 4 internet providers to choose from. The most popular provider is Sparklight, which offers cable internet service. Over 77 recent tests, our research shows that Sparklight customers have been getting 88 Mbps for download speeds and 19 Mbps for upload speeds. Besides Sparklight, residents of Columbia may be able to choose from AT&T, Uniti Fiber 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 |
|---|---|---|---|
| Sparklight Cable | 88 Mbps | 19 Mbps | 21 ms |
| AT&T DSL Fiber Fixed Wireless | 49 Mbps | 44 Mbps | 28 ms |
| Uniti Fiber DSL Fiber Fixed Wireless | 1 Mbps | 92 Mbps | 13 ms |
| Xfinity Cable | 12 Mbps | 7 Mbps | 32 ms |
| * Data from speed tests taken in the last 3 months | |||
Sparklight is the most popular provider in Columbia offering cable internet service. Users have been getting 88 Mbps for download speeds and 19 Mbps for upload speeds over 77 recent tests.
Sparklight has the fastest average download speed, the 3rd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Columbia. 30% of users saw download speeds between 250-500 Mbps, and 58% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 43 Mbps | 20 Mbps | 28 ms |
| March 15, 2024 | 66 Mbps | 46 Mbps | 23 ms |
| March 15, 2024 | 28 Mbps | 20 Mbps | 18 ms |
| March 14, 2024 | 165 Mbps | 21 Mbps | 27 ms |
| March 14, 2024 | 27 Mbps | 13 Mbps | 16 ms |
| March 14, 2024 | 92 Mbps | 20 Mbps | 14 ms |
| March 13, 2024 | 31 Mbps | 10 Mbps | 14 ms |
| March 12, 2024 | 46 Mbps | 21 Mbps | 20 ms |
| March 11, 2024 | 310 Mbps | 21 Mbps | 21 ms |
| March 10, 2024 | 37 Mbps | 31 Mbps | 24 ms |
AT&T is the 2nd most popular provider in Columbia offering DSL, fiber and fixed wireless internet service. Users have been getting 49 Mbps for download speeds and 44 Mbps for upload speeds over 5 recent tests.
AT&T has the 2nd fastest average download speed, the 2nd fastest average upload speed, and the 3rd lowest latency out of all of the providers in Columbia. 50% of users saw download speeds between 250-500 Mbps, and 25% of users saw upload speeds faster than 250 Mbps.
Download Speeds
Upload Speeds
Uniti Fiber is the 3rd most popular provider in Columbia offering DSL, fiber and fixed wireless internet service. Users have been getting 1 Mbps for download speeds and 92 Mbps for upload speeds over 2 recent tests.
Uniti Fiber has the 4th 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 100% of users saw upload speeds between 50-100 Mbps.
Download Speeds
Upload Speeds
Xfinity is the 4th most popular provider in Columbia offering cable internet service. Users have been getting 12 Mbps for download speeds and 7 Mbps for upload speeds over 1 recent tests.
Xfinity has the 3rd 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 between 10-25 Mbps, and 100% of users saw upload speeds between 5-10 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.