Residents of South Portsmouth have 2 internet providers to choose from. The most popular provider is Spectrum, which offers cable internet service. Over 503 recent tests, our research shows that Spectrum customers have been getting 67 Mbps for download speeds and 56 Mbps for upload speeds. In addition to Spectrum, DSL and fiber internet service is also available from Windstream Communications.
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 |
|---|---|---|---|
| Spectrum Cable | 67 Mbps | 56 Mbps | 28 ms |
| Windstream Communications DSL Fiber | 6 Mbps | 1 Mbps | 57 ms |
| * Data from speed tests taken in the last 3 months | |||
Spectrum is the most popular provider in South Portsmouth offering cable internet service. Users have been getting 67 Mbps for download speeds and 56 Mbps for upload speeds over 503 recent tests.
Spectrum has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in South Portsmouth. 100% of users saw download speeds between 50-100 Mbps, and 96% of users saw upload speeds between 50-100 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 67 Mbps | 56 Mbps | 28 ms |
| March 15, 2024 | 67 Mbps | 55 Mbps | 30 ms |
| March 14, 2024 | 67 Mbps | 58 Mbps | 28 ms |
| March 13, 2024 | 67 Mbps | 56 Mbps | 28 ms |
| March 12, 2024 | 67 Mbps | 56 Mbps | 28 ms |
| March 11, 2024 | 67 Mbps | 56 Mbps | 28 ms |
| March 10, 2024 | 67 Mbps | 55 Mbps | 28 ms |
| March 9, 2024 | 67 Mbps | 56 Mbps | 28 ms |
| March 8, 2024 | 67 Mbps | 56 Mbps | 28 ms |
| March 7, 2024 | 67 Mbps | 56 Mbps | 28 ms |
Windstream Communications is the 2nd most popular provider in South Portsmouth offering DSL and fiber internet service. Users have been getting 6 Mbps for download speeds and 1 Mbps for upload speeds over 16 recent tests.
Windstream Communications has the 2nd fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in South Portsmouth. 50% of users saw download speeds slower than 10 Mbps, and 88% 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.