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 193 Mbps for download speeds and 21 Mbps for upload speeds for Xfinity customers over 29,407 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 February 17, 2024
ProviderDownload SpeedUpload SpeedLatency
Xfinity
Cable
Fiber
View Details →
193 Mbps21 Mbps9 ms
AT&T
DSL
Fiber
View Details →
55 Mbps12 Mbps19 ms
* Data from speed tests taken in the last 3 months

Internet Providers in Naperville, IL

Xfinity

Cable
Fiber

Download Speed

193Mbps

Upload Speed

21Mbps

Latency

9ms

Overview

Xfinity is the most popular provider in Naperville offering cable and fiber internet service. Users have been getting 193 Mbps for download speeds and 21 Mbps for upload speeds over 29,407 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. 27% of users saw download speeds between 250-500 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
February 16, 2024225 Mbps23 Mbps13 ms
February 16, 2024119 Mbps23 Mbps8 ms
February 16, 202413 Mbps24 Mbps17 ms
February 16, 202453 Mbps22 Mbps9 ms
February 16, 2024385 Mbps21 Mbps10 ms
February 16, 2024834 Mbps24 Mbps8 ms
February 16, 202472 Mbps15 Mbps26 ms
February 16, 202428 Mbps11 Mbps10 ms
February 16, 2024261 Mbps37 Mbps9 ms
February 16, 2024179 Mbps23 Mbps7 ms

AT&T

DSL
Fiber

Download Speed

55Mbps

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 55 Mbps for download speeds and 12 Mbps for upload speeds over 4,930 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
February 16, 2024265 Mbps161 Mbps4 ms
February 16, 202455 Mbps12 Mbps18 ms
February 16, 202431 Mbps6 Mbps21 ms
February 16, 2024223 Mbps160 Mbps6 ms
February 16, 2024298 Mbps253 Mbps3 ms
February 16, 2024702 Mbps660 Mbps5 ms
February 16, 2024775 Mbps844 Mbps5 ms
February 16, 2024474 Mbps388 Mbps6 ms
February 16, 2024318 Mbps284 Mbps3 ms
February 16, 202430 Mbps6 Mbps21 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.