There are 2 internet providers operating in Black Diamond, the most popular being Xfinity. Xfinity offers cable internet service. In 205 recent tests, on average, we have been seeing 212 Mbps for download speeds and 17 Mbps for upload speeds for Xfinity customers. In addition to Xfinity, DSL and fiber internet service is also available from CenturyLink.
While these are the real speeds we have been seeing in our research, there are many factors that go into the actual download and upload speeds you will encounter.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Xfinity Cable | 212 Mbps | 17 Mbps | 7 ms |
| CenturyLink DSL Fiber | 21 Mbps | 9 Mbps | 6 ms |
| * Data from speed tests taken in the last 3 months | |||
Xfinity is the most popular provider in Black Diamond offering cable internet service. Users have been getting 212 Mbps for download speeds and 17 Mbps for upload speeds over 205 recent tests.
Xfinity has the fastest average download speed, the fastest average upload speed, and the 2nd lowest latency out of all of the providers in Black Diamond. 45% of users saw download speeds between 100-250 Mbps, and 66% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 14, 2024 | 404 Mbps | 12 Mbps | 6 ms |
| March 6, 2024 | 252 Mbps | 37 Mbps | 6 ms |
| March 6, 2024 | 252 Mbps | 37 Mbps | 6 ms |
| March 5, 2024 | 262 Mbps | 17 Mbps | 6 ms |
| March 4, 2024 | 273 Mbps | 17 Mbps | 8 ms |
| March 4, 2024 | 134 Mbps | 11 Mbps | 7 ms |
| March 3, 2024 | 266 Mbps | 17 Mbps | 8 ms |
| March 3, 2024 | 110 Mbps | 10 Mbps | 7 ms |
| March 3, 2024 | 884 Mbps | 40 Mbps | 6 ms |
| March 2, 2024 | 270 Mbps | 16 Mbps | 8 ms |
CenturyLink is the 2nd most popular provider in Black Diamond offering DSL and fiber internet service. Users have been getting 21 Mbps for download speeds and 9 Mbps for upload speeds over 68 recent tests.
CenturyLink has the 2nd fastest average download speed, the 2nd fastest average upload speed, and the lowest latency out of all of the providers in Black Diamond. 33% of users saw download speeds slower than 10 Mbps, and 41% of users saw upload speeds slower than 5 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.