In Fairfax there are 2 internet service providers, with Xfinity being the most popular. Xfinity offers cable internet service. In recent tests, Xfinity customers had an average download speed of 212 Mbps and an average upload speed of 24 Mbps. In addition to Xfinity, DSL and fiber internet service is also available from AT&T.
While our research has shown these to be the real speeds that users experience, there are many factors that can affect the actual download and upload speeds you will encounter. These may include the type of internet connection you have, the distance between your device and the router, the number of users on the network, and the strength of the signal.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Xfinity Cable | 212 Mbps | 24 Mbps | 10 ms |
| AT&T DSL Fiber | 178 Mbps | 149 Mbps | 6 ms |
| * Data from speed tests taken in the last 3 months | |||
Xfinity is the most popular provider in Fairfax offering cable internet service. Users have been getting 212 Mbps for download speeds and 24 Mbps for upload speeds over 1,053 recent tests.
Xfinity has the fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Fairfax. 34% of users saw download speeds between 250-500 Mbps, and 35% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| April 29, 2024 | 195 Mbps | 204 Mbps | 9 ms |
| April 29, 2024 | 130 Mbps | 23 Mbps | 13 ms |
| April 29, 2024 | 332 Mbps | 1 Mbps | 9 ms |
| April 29, 2024 | 319 Mbps | 41 Mbps | 9 ms |
| April 29, 2024 | 132 Mbps | 1 Mbps | 8 ms |
| April 28, 2024 | 36 Mbps | 31 Mbps | 7 ms |
| April 28, 2024 | 206 Mbps | 216 Mbps | 8 ms |
| April 28, 2024 | 324 Mbps | 41 Mbps | 8 ms |
| April 27, 2024 | 872 Mbps | 24 Mbps | 8 ms |
| April 27, 2024 | 209 Mbps | 213 Mbps | 9 ms |
AT&T is the 2nd most popular provider in Fairfax offering DSL and fiber internet service. Users have been getting 178 Mbps for download speeds and 149 Mbps for upload speeds over 67 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 Fairfax. 43% of users saw download speeds between 100-250 Mbps, and 41% of users saw upload speeds between 100-250 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| April 28, 2024 | 20 Mbps | 4 Mbps | 6 ms |
| April 26, 2024 | 182 Mbps | 210 Mbps | 5 ms |
| April 26, 2024 | 301 Mbps | 406 Mbps | 5 ms |
| April 25, 2024 | 110 Mbps | 208 Mbps | 6 ms |
| April 24, 2024 | 73 Mbps | 165 Mbps | 5 ms |
| April 23, 2024 | 602 Mbps | 24 Mbps | 6 ms |
| April 23, 2024 | 91 Mbps | 27 Mbps | 5 ms |
| April 22, 2024 | 115 Mbps | 38 Mbps | 5 ms |
| April 22, 2024 | 64 Mbps | 9 Mbps | 6 ms |
| April 21, 2024 | 171 Mbps | 149 Mbps | 5 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.