San Carlos residents have 2 internet providers to choose from. Xfinity is the most popular provider, offering cable and fiber internet service. In our research, we have been seeing 119 Mbps for download speeds and 18 Mbps for upload speeds for Xfinity customers over 5,543 recent tests. In addition to Xfinity, DSL and fiber internet service is also available from AT&T.
See more detailed speed and coverage data below.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Xfinity Cable Fiber | 119 Mbps | 18 Mbps | 8 ms |
| AT&T DSL Fiber | 195 Mbps | 126 Mbps | 6 ms |
| * Data from speed tests taken in the last 3 months | |||
Xfinity is the most popular provider in San Carlos offering cable and fiber internet service. Users have been getting 119 Mbps for download speeds and 18 Mbps for upload speeds over 5,543 recent tests.
Xfinity has the 2nd fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in San Carlos. 27% of users saw download speeds between 100-250 Mbps, and 50% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| February 2, 2023 | 798 Mbps | 23 Mbps | n/a ms |
| February 2, 2023 | 199 Mbps | 24 Mbps | n/a ms |
| February 2, 2023 | 119 Mbps | 18 Mbps | 7 ms |
| February 2, 2023 | 88 Mbps | 18 Mbps | n/a ms |
| February 2, 2023 | 35 Mbps | 17 Mbps | n/a ms |
| February 2, 2023 | 143 Mbps | 24 Mbps | n/a ms |
| February 2, 2023 | 71 Mbps | 12 Mbps | 8 ms |
| February 2, 2023 | 66 Mbps | 16 Mbps | 18 ms |
| February 2, 2023 | 781 Mbps | 41 Mbps | n/a ms |
| February 2, 2023 | 93 Mbps | 39 Mbps | n/a ms |
AT&T is the 2nd most popular provider in San Carlos offering DSL and fiber internet service. Users have been getting 195 Mbps for download speeds and 126 Mbps for upload speeds over 4,133 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 San Carlos. 26% of users saw download speeds between 250-500 Mbps, and 34% of users saw upload speeds faster than 250 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| February 2, 2023 | 782 Mbps | 903 Mbps | n/a ms |
| February 2, 2023 | 156 Mbps | 86 Mbps | 6 ms |
| February 2, 2023 | 594 Mbps | 547 Mbps | 5 ms |
| February 2, 2023 | 821 Mbps | 729 Mbps | 4 ms |
| February 2, 2023 | 94 Mbps | 17 Mbps | 12 ms |
| February 2, 2023 | 4 Mbps | 12 Mbps | 8 ms |
| February 2, 2023 | 276 Mbps | 153 Mbps | 5 ms |
| February 2, 2023 | 82 Mbps | 106 Mbps | 7 ms |
| February 2, 2023 | 95 Mbps | 92 Mbps | 9 ms |
| February 2, 2023 | 245 Mbps | 240 Mbps | 8 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.