There are 2 internet providers operating in Islip, the most popular being Optimum. Optimum offers cable and fiber internet service. In 1,542 recent tests, on average, we have been seeing 214 Mbps for download speeds and 23 Mbps for upload speeds for Optimum customers. In addition to Optimum, DSL and fiber internet service is also available from Verizon.
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 |
|---|---|---|---|
| Optimum Cable Fiber | 214 Mbps | 23 Mbps | 8 ms |
| Verizon DSL Fiber | 47 Mbps | 39 Mbps | 5 ms |
| * Data from speed tests taken in the last 3 months | |||
Optimum is the most popular provider in Islip offering cable and fiber internet service. Users have been getting 214 Mbps for download speeds and 23 Mbps for upload speeds over 1,542 recent tests.
Optimum has the fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Islip. 26% of users saw download speeds between 250-500 Mbps, and 42% of users saw upload speeds between 25-50 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 11 Mbps | 7 Mbps | 9 ms |
| March 16, 2024 | 853 Mbps | 10 Mbps | 13 ms |
| March 15, 2024 | 515 Mbps | 52 Mbps | 8 ms |
| March 14, 2024 | 335 Mbps | 19 Mbps | 7 ms |
| March 14, 2024 | 507 Mbps | 52 Mbps | 26 ms |
| March 13, 2024 | 410 Mbps | 52 Mbps | 7 ms |
| March 13, 2024 | 410 Mbps | 49 Mbps | 7 ms |
| March 13, 2024 | 351 Mbps | 4 Mbps | 4 ms |
| March 12, 2024 | 495 Mbps | 1 Mbps | 10 ms |
| March 12, 2024 | 511 Mbps | 29 Mbps | 5 ms |
Verizon is the 2nd most popular provider in Islip offering DSL and fiber internet service. Users have been getting 47 Mbps for download speeds and 39 Mbps for upload speeds over 238 recent tests.
Verizon has the 2nd fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Islip. 58% of users saw download speeds between 25-50 Mbps, and 69% of users saw upload speeds between 25-50 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 479 Mbps | 486 Mbps | 4 ms |
| March 15, 2024 | 43 Mbps | 39 Mbps | 6 ms |
| March 14, 2024 | 46 Mbps | 40 Mbps | 6 ms |
| March 13, 2024 | 46 Mbps | 43 Mbps | 4 ms |
| March 12, 2024 | 244 Mbps | 199 Mbps | 8 ms |
| March 12, 2024 | 412 Mbps | 266 Mbps | 5 ms |
| March 11, 2024 | 92 Mbps | 53 Mbps | 5 ms |
| March 11, 2024 | 263 Mbps | 192 Mbps | 5 ms |
| March 8, 2024 | 47 Mbps | 41 Mbps | 5 ms |
| March 7, 2024 | 116 Mbps | 10 Mbps | 5 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.