In Santa Clara there are 3 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 182 Mbps and an average upload speed of 12 Mbps. In addition to Xfinity, AT&T and Sail Internet offer DSL, fiber and fixed wireless internet service.
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 | 182 Mbps | 12 Mbps | 9 ms |
| AT&T DSL Fiber | 43 Mbps | 6 Mbps | 23 ms |
| Sail Internet Fixed Wireless | 128 Mbps | 62 Mbps | 11 ms |
| * Data from speed tests taken in the last 3 months | |||
Xfinity is the most popular provider in Santa Clara offering cable internet service. Users have been getting 182 Mbps for download speeds and 12 Mbps for upload speeds over 10,635 recent tests.
Xfinity has the fastest average download speed, the 2nd fastest average upload speed, and the lowest latency out of all of the providers in Santa Clara. 29% of users saw download speeds between 250-500 Mbps, and 52% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 85 Mbps | 11 Mbps | 7 ms |
| March 16, 2024 | 30 Mbps | 10 Mbps | 187 ms |
| March 16, 2024 | 253 Mbps | 18 Mbps | 13 ms |
| March 16, 2024 | 431 Mbps | 19 Mbps | 15 ms |
| March 16, 2024 | 244 Mbps | 23 Mbps | 6 ms |
| March 16, 2024 | 353 Mbps | 29 Mbps | 6 ms |
| March 16, 2024 | 352 Mbps | 35 Mbps | 5 ms |
| March 16, 2024 | 119 Mbps | 24 Mbps | 7 ms |
| March 16, 2024 | 179 Mbps | 24 Mbps | 7 ms |
| March 16, 2024 | 384 Mbps | 12 Mbps | 7 ms |
AT&T is the 2nd most popular provider in Santa Clara offering DSL and fiber internet service. Users have been getting 43 Mbps for download speeds and 6 Mbps for upload speeds over 1,309 recent tests.
AT&T has the 3rd fastest average download speed, the 3rd fastest average upload speed, and the 3rd lowest latency out of all of the providers in Santa Clara. 29% of users saw download speeds between 25-50 Mbps, and 35% of users saw upload speeds slower than 5 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 53 Mbps | 11 Mbps | 23 ms |
| March 16, 2024 | 34 Mbps | 5 Mbps | 70 ms |
| March 16, 2024 | 1 Mbps | 5 Mbps | 58 ms |
| March 15, 2024 | 53 Mbps | 11 Mbps | 23 ms |
| March 15, 2024 | 48 Mbps | 5 Mbps | 71 ms |
| March 15, 2024 | 1 Mbps | 1 Mbps | 286 ms |
| March 15, 2024 | 15 Mbps | 11 Mbps | 78 ms |
| March 14, 2024 | 53 Mbps | 11 Mbps | 22 ms |
| March 14, 2024 | 31 Mbps | 17 Mbps | 26 ms |
| March 14, 2024 | 31 Mbps | 6 Mbps | 21 ms |
Sail Internet is the 3rd most popular provider in Santa Clara offering fixed wireless internet service. Users have been getting 128 Mbps for download speeds and 62 Mbps for upload speeds over 1,271 recent tests.
Sail Internet has the 2nd fastest average download speed, the fastest average upload speed, and the 2nd lowest latency out of all of the providers in Santa Clara. 34% of users saw download speeds between 100-250 Mbps, and 29% of users saw upload speeds between 50-100 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 236 Mbps | 100 Mbps | 13 ms |
| March 16, 2024 | 23 Mbps | 73 Mbps | 13 ms |
| March 16, 2024 | 43 Mbps | 40 Mbps | 11 ms |
| March 15, 2024 | 48 Mbps | 78 Mbps | 13 ms |
| March 15, 2024 | 794 Mbps | 482 Mbps | 3 ms |
| March 15, 2024 | 56 Mbps | 8 Mbps | 10 ms |
| March 15, 2024 | 387 Mbps | 423 Mbps | 5 ms |
| March 15, 2024 | 353 Mbps | 97 Mbps | 4 ms |
| March 15, 2024 | 199 Mbps | 124 Mbps | 21 ms |
| March 15, 2024 | 81 Mbps | 84 Mbps | 7 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.