San Bernardino residents have 3 internet providers to choose from. Spectrum is the most popular provider, offering cable and fiber internet service. In our research, we have been seeing 182 Mbps for download speeds and 11 Mbps for upload speeds for Spectrum customers over 20,927 recent tests. Frontier Communications and AT&T also have coverage in San Bernardino, although they are not as popular as Spectrum. These providers offer DSL, fiber and fixed wireless internet service.
See more detailed speed and coverage data below.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Spectrum Cable Fiber | 182 Mbps | 11 Mbps | 12 ms |
| Frontier Communications DSL Fiber | 238 Mbps | 140 Mbps | 7 ms |
| AT&T DSL Fiber Fixed Wireless | 87 Mbps | 91 Mbps | 7 ms |
| * Data from speed tests taken in the last 3 months | |||
Spectrum is the most popular provider in San Bernardino offering cable and fiber internet service. Users have been getting 182 Mbps for download speeds and 11 Mbps for upload speeds over 20,927 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 San Bernardino. 33% of users saw download speeds between 250-500 Mbps, and 56% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| September 24, 2023 | 116 Mbps | 1 Mbps | 13 ms |
| September 24, 2023 | 336 Mbps | 12 Mbps | 10 ms |
| September 24, 2023 | 51 Mbps | 23 Mbps | n/a ms |
| September 24, 2023 | 212 Mbps | 38 Mbps | 52 ms |
| September 24, 2023 | 97 Mbps | 6 Mbps | 7 ms |
| September 24, 2023 | 138 Mbps | 11 Mbps | 12 ms |
| September 24, 2023 | 166 Mbps | 26 Mbps | 61 ms |
| September 24, 2023 | 235 Mbps | 11 Mbps | 13 ms |
| September 24, 2023 | 339 Mbps | 8 Mbps | 12 ms |
| September 24, 2023 | 479 Mbps | 15 Mbps | 12 ms |
Frontier Communications is the 2nd most popular provider in San Bernardino offering DSL and fiber internet service. Users have been getting 238 Mbps for download speeds and 140 Mbps for upload speeds over 7,387 recent tests.
Frontier Communications has the fastest average download speed, the fastest average upload speed, and the 2nd lowest latency out of all of the providers in San Bernardino. 30% of users saw download speeds between 250-500 Mbps, and 36% of users saw upload speeds faster than 250 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| September 24, 2023 | 13 Mbps | 1 Mbps | 55 ms |
| September 24, 2023 | 21 Mbps | 43 Mbps | 82 ms |
| September 24, 2023 | 479 Mbps | 460 Mbps | 14 ms |
| September 24, 2023 | 223 Mbps | 170 Mbps | 7 ms |
| September 24, 2023 | 45 Mbps | 17 Mbps | 7 ms |
| September 24, 2023 | 579 Mbps | 684 Mbps | 11 ms |
| September 24, 2023 | 499 Mbps | 464 Mbps | 5 ms |
| September 24, 2023 | 917 Mbps | 667 Mbps | 4 ms |
| September 24, 2023 | 467 Mbps | 273 Mbps | 6 ms |
| September 24, 2023 | 23 Mbps | 17 Mbps | 5 ms |
AT&T is the 3rd most popular provider in San Bernardino offering DSL, fiber and fixed wireless internet service. Users have been getting 87 Mbps for download speeds and 91 Mbps for upload speeds over 512 recent tests.
AT&T has the 3rd fastest average download speed, the 2nd fastest average upload speed, and the lowest latency out of all of the providers in San Bernardino. 26% of users saw download speeds between 100-250 Mbps, and 30% of users saw upload speeds between 50-100 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| September 22, 2023 | 45 Mbps | 46 Mbps | 4 ms |
| September 21, 2023 | 39 Mbps | 1 Mbps | 5 ms |
| September 21, 2023 | 95 Mbps | 124 Mbps | 4 ms |
| September 21, 2023 | 281 Mbps | 93 Mbps | 172 ms |
| September 19, 2023 | 3 Mbps | 3 Mbps | 8 ms |
| September 19, 2023 | 265 Mbps | 287 Mbps | 5 ms |
| September 19, 2023 | 56 Mbps | 36 Mbps | 7 ms |
| September 18, 2023 | 372 Mbps | 257 Mbps | 4 ms |
| September 15, 2023 | 1 Mbps | 1 Mbps | 8 ms |
| September 14, 2023 | 19 Mbps | 48 Mbps | 7 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.