Internet Speeds in Miami, AZ

There are 2 internet providers operating in Miami, the most popular being Sparklight. Sparklight offers cable internet service. In 118 recent tests, on average, we have been seeing 57 Mbps for download speeds and 51 Mbps for upload speeds for Sparklight customers. In addition to Sparklight, 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.

Last updated on June 18, 2024
ProviderDownload SpeedUpload SpeedLatency
View Details →
57 Mbps51 Mbps15 ms
View Details →
6 Mbps1 Mbps18 ms
* Data from speed tests taken in the last 3 months

Internet Providers in Miami, AZ



Download Speed


Upload Speed





Sparklight is the most popular provider in Miami offering cable internet service. Users have been getting 57 Mbps for download speeds and 51 Mbps for upload speeds over 118 recent tests.

Performance Breakdown

Sparklight has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Miami. 57% of users saw download speeds between 50-100 Mbps, and 53% of users saw upload speeds between 50-100 Mbps.

Download Speeds

Upload Speeds

Recent Sparklight Speed Tests in Miami

DateDownload SpeedUpload SpeedLatency
June 11, 202457 Mbps52 Mbps14 ms
June 10, 202428 Mbps7 Mbps16 ms
June 10, 202457 Mbps52 Mbps15 ms
June 9, 202457 Mbps51 Mbps14 ms
June 7, 202457 Mbps52 Mbps15 ms
June 4, 202457 Mbps52 Mbps14 ms
June 3, 202457 Mbps52 Mbps14 ms
June 2, 202446 Mbps49 Mbps13 ms
May 21, 2024376 Mbps51 Mbps18 ms

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Latency ms

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Frequently Asked Questions

What internet providers are available in Miami, AZ?

Sparklight and CenturyLink currently operate in Miami.

What is the most popular internet provider in Miami, AZ?

Sparklight is currently the most popular internet provider in Miami based on the number of speed tests in the last 3 months.

What is the fastest internet provider in Miami, AZ?

The fastest internet provider for you is going to differ based on your needs, and which providers actually serve your home. However, when it comes to the real speeds users in Miami are getting, Sparklight provides the fastest download speeds and Sparklight provides the fastest upload speeds.

Is there fiber internet in Miami, AZ?

CenturyLink provides fiber internet in Miami.