Residents of Johns Island have 2 internet providers to choose from. The most popular provider is Xfinity, which offers cable internet service. Over 3,381 recent tests, our research shows that Xfinity customers have been getting 222 Mbps for download speeds and 16 Mbps for upload speeds. In addition to Xfinity, DSL, fiber and fixed wireless internet service is also available from AT&T.
While these are the real speeds we have been seeing in recent tests, there are many factors that affect download and upload speeds, so your actual service may differ.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Xfinity Cable | 222 Mbps | 16 Mbps | 44 ms |
| AT&T DSL Fiber Fixed Wireless | 92 Mbps | 60 Mbps | 27 ms |
| * Data from speed tests taken in the last 3 months | |||
Xfinity is the most popular provider in Johns Island offering cable internet service. Users have been getting 222 Mbps for download speeds and 16 Mbps for upload speeds over 3,381 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 Johns Island. 39% of users saw download speeds between 250-500 Mbps, and 60% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 83 Mbps | 22 Mbps | 50 ms |
| March 16, 2024 | 153 Mbps | 18 Mbps | 38 ms |
| March 16, 2024 | 417 Mbps | 35 Mbps | 42 ms |
| March 16, 2024 | 94 Mbps | 22 Mbps | 40 ms |
| March 16, 2024 | 254 Mbps | 11 Mbps | 40 ms |
| March 16, 2024 | 61 Mbps | 12 Mbps | 47 ms |
| March 16, 2024 | 115 Mbps | 17 Mbps | 51 ms |
| March 16, 2024 | 454 Mbps | 38 Mbps | 35 ms |
| March 16, 2024 | 562 Mbps | 24 Mbps | 32 ms |
| March 16, 2024 | 361 Mbps | 22 Mbps | 46 ms |
AT&T is the 2nd most popular provider in Johns Island offering DSL, fiber and fixed wireless internet service. Users have been getting 92 Mbps for download speeds and 60 Mbps for upload speeds over 2,318 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 Johns Island. 24% of users saw download speeds between 250-500 Mbps, and 20% of users saw upload speeds slower than 5 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 5 Mbps | 1 Mbps | 121 ms |
| March 16, 2024 | 30 Mbps | 18 Mbps | 80 ms |
| March 16, 2024 | 30 Mbps | 6 Mbps | 43 ms |
| March 16, 2024 | 22 Mbps | 3 Mbps | 138 ms |
| March 16, 2024 | 100 Mbps | 58 Mbps | 76 ms |
| March 16, 2024 | 75 Mbps | 58 Mbps | 112 ms |
| March 16, 2024 | 125 Mbps | 1 Mbps | 81 ms |
| March 15, 2024 | 33 Mbps | 4 Mbps | 131 ms |
| March 15, 2024 | 75 Mbps | 4 Mbps | 63 ms |
| March 15, 2024 | 43 Mbps | 1 Mbps | 56 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.