Southfield residents have 3 internet providers to choose from. Xfinity is the most popular provider, offering cable internet service. In our research, we have been seeing 132 Mbps for download speeds and 16 Mbps for upload speeds for Xfinity customers over 9,958 recent tests. AT&T and Spectrum also have coverage in Southfield, although they are not as popular as Xfinity. These providers offer DSL, fiber and cable internet service.
See more detailed speed and coverage data below.
| Provider | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| Xfinity Cable | 132 Mbps | 16 Mbps | 24 ms |
| AT&T DSL Fiber | 88 Mbps | 15 Mbps | 29 ms |
| Spectrum Cable Fiber | 66 Mbps | 10 Mbps | 31 ms |
| * Data from speed tests taken in the last 3 months | |||
Xfinity is the most popular provider in Southfield offering cable internet service. Users have been getting 132 Mbps for download speeds and 16 Mbps for upload speeds over 9,958 recent tests.
Xfinity has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Southfield. 30% of users saw download speeds between 100-250 Mbps, and 55% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 229 Mbps | 22 Mbps | 22 ms |
| March 16, 2024 | 118 Mbps | 16 Mbps | 23 ms |
| March 16, 2024 | 63 Mbps | 1 Mbps | 28 ms |
| March 16, 2024 | 71 Mbps | 15 Mbps | 41 ms |
| March 16, 2024 | 57 Mbps | 17 Mbps | 33 ms |
| March 16, 2024 | 117 Mbps | 20 Mbps | 23 ms |
| March 16, 2024 | 118 Mbps | 24 Mbps | 22 ms |
| March 16, 2024 | 177 Mbps | 12 Mbps | 27 ms |
| March 16, 2024 | 118 Mbps | 20 Mbps | 23 ms |
| March 16, 2024 | 342 Mbps | 16 Mbps | 23 ms |
AT&T is the 2nd most popular provider in Southfield offering DSL and fiber internet service. Users have been getting 88 Mbps for download speeds and 15 Mbps for upload speeds over 8,368 recent tests.
AT&T 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 Southfield. 26% of users saw download speeds between 50-100 Mbps, and 32% of users saw upload speeds slower than 5 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 16, 2024 | 144 Mbps | 3 Mbps | 29 ms |
| March 16, 2024 | 336 Mbps | 360 Mbps | 24 ms |
| March 16, 2024 | 4 Mbps | 4 Mbps | 32 ms |
| March 16, 2024 | 91 Mbps | 81 Mbps | 30 ms |
| March 16, 2024 | 292 Mbps | 2 Mbps | 29 ms |
| March 16, 2024 | 37 Mbps | 16 Mbps | 29 ms |
| March 16, 2024 | 382 Mbps | 43 Mbps | 35 ms |
| March 16, 2024 | 75 Mbps | 11 Mbps | 30 ms |
| March 16, 2024 | 46 Mbps | 9 Mbps | 26 ms |
| March 16, 2024 | 58 Mbps | 2 Mbps | 30 ms |
Spectrum is the 3rd most popular provider in Southfield offering cable and fiber internet service. Users have been getting 66 Mbps for download speeds and 10 Mbps for upload speeds over 58 recent tests.
Spectrum has the 3rd fastest average download speed, the 3rd fastest average upload speed, and the 3rd lowest latency out of all of the providers in Southfield. 50% of users saw download speeds between 50-100 Mbps, and 37% of users saw upload speeds between 10-25 Mbps.
Download Speeds
Upload Speeds
| Date | Download Speed | Upload Speed | Latency |
|---|---|---|---|
| March 12, 2024 | 9 Mbps | 9 Mbps | 37 ms |
| March 12, 2024 | 33 Mbps | 11 Mbps | 29 ms |
| March 10, 2024 | 41 Mbps | 10 Mbps | 31 ms |
| March 6, 2024 | 118 Mbps | 11 Mbps | 43 ms |
| March 5, 2024 | 5 Mbps | 5 Mbps | 39 ms |
| March 3, 2024 | 66 Mbps | 10 Mbps | 31 ms |
| February 26, 2024 | 187 Mbps | 66 Mbps | 30 ms |
| February 22, 2024 | 9 Mbps | 8 Mbps | 44 ms |
| February 21, 2024 | 85 Mbps | 7 Mbps | 31 ms |
| February 20, 2024 | 48 Mbps | 48 Mbps | 8 ms |
We’ll run a download test and an upload test to give you the full picture of your internet connection.