Internet Speeds in Naperville, IL

Naperville residents have 2 internet providers to choose from. Xfinity is the most popular provider, offering cable and fiber internet service. In our research, we have been seeing 188 Mbps for download speeds and 21 Mbps for upload speeds for Xfinity customers over 28,999 recent tests. In addition to Xfinity, DSL and fiber internet service is also available from AT&T.

See more detailed speed and coverage data below.

Last updated on March 18, 2024
ProviderDownload SpeedUpload SpeedLatency
Xfinity
Cable
Fiber
View Details →
188 Mbps21 Mbps9 ms
AT&T
DSL
Fiber
View Details →
62 Mbps12 Mbps19 ms
* Data from speed tests taken in the last 3 months

Internet Providers in Naperville, IL

Xfinity

Cable
Fiber

Download Speed

188Mbps

Upload Speed

21Mbps

Latency

9ms

Overview

Xfinity is the most popular provider in Naperville offering cable and fiber internet service. Users have been getting 188 Mbps for download speeds and 21 Mbps for upload speeds over 28,999 recent tests.

Performance Breakdown

Xfinity has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Naperville. 28% of users saw download speeds between 100-250 Mbps, and 57% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent Xfinity Speed Tests in Naperville

DateDownload SpeedUpload SpeedLatency
March 16, 2024291 Mbps22 Mbps13 ms
March 16, 2024647 Mbps24 Mbps13 ms
March 16, 2024626 Mbps36 Mbps9 ms
March 16, 2024405 Mbps38 Mbps7 ms
March 16, 2024836 Mbps24 Mbps7 ms
March 16, 2024179 Mbps22 Mbps10 ms
March 16, 2024592 Mbps1 Mbps11 ms
March 16, 2024132 Mbps28 Mbps13 ms
March 16, 2024131 Mbps41 Mbps6 ms
March 16, 2024137 Mbps23 Mbps8 ms

AT&T

DSL
Fiber

Download Speed

62Mbps

Upload Speed

12Mbps

Latency

19ms

Overview

AT&T is the 2nd most popular provider in Naperville offering DSL and fiber internet service. Users have been getting 62 Mbps for download speeds and 12 Mbps for upload speeds over 4,253 recent tests.

Performance Breakdown

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 Naperville. 21% of users saw download speeds between 50-100 Mbps, and 23% of users saw upload speeds slower than 5 Mbps.

Download Speeds

Upload Speeds

Recent AT&T Speed Tests in Naperville

DateDownload SpeedUpload SpeedLatency
March 16, 202494 Mbps81 Mbps5 ms
March 16, 2024297 Mbps300 Mbps3 ms
March 16, 202453 Mbps12 Mbps20 ms
March 16, 2024269 Mbps199 Mbps4 ms
March 16, 2024407 Mbps380 Mbps5 ms
March 16, 202442 Mbps11 Mbps20 ms
March 16, 202453 Mbps11 Mbps19 ms
March 16, 202430 Mbps8 Mbps19 ms
March 16, 2024363 Mbps246 Mbps5 ms
March 16, 2024482 Mbps327 Mbps5 ms

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Frequently Asked Questions

What internet providers are available in Naperville, IL?

Xfinity and AT&T currently operate in Naperville.

What is the most popular internet provider in Naperville, IL?

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

What is the fastest internet provider in Naperville, IL?

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 Naperville are getting, Xfinity provides the fastest download speeds and Xfinity provides the fastest upload speeds.

Is there fiber internet in Naperville, IL?

Xfinity and AT&T provide fiber internet in Naperville.