RealSpeeds

Internet Speeds in Fairfield, CA

There are 2 internet providers operating in Fairfield, the most popular being Xfinity. Xfinity offers cable internet service. In 15,615 recent tests, on average, we have been seeing 189 Mbps for download speeds and 18 Mbps for upload speeds for Xfinity customers. In addition to Xfinity, DSL, fiber and fixed wireless internet service is also available from AT&T.

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 February 3, 2023
ProviderDownload SpeedUpload SpeedLatency
Xfinity
Cable
View Details →
189 Mbps18 Mbps11 ms
AT&T
DSL
Fiber
Fixed Wireless
View Details →
50 Mbps13 Mbps13 ms
* Data from speed tests taken in the last 3 months

Internet Providers in Fairfield, CA

Xfinity

Cable

Download Speed

189Mbps

Upload Speed

18Mbps

Latency

11ms

Overview

Xfinity is the most popular provider in Fairfield offering cable internet service. Users have been getting 189 Mbps for download speeds and 18 Mbps for upload speeds over 15,615 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 Fairfield. 27% of users saw download speeds between 250-500 Mbps, and 47% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent Xfinity Speed Tests in Fairfield

DateDownload SpeedUpload SpeedLatency
February 2, 202354 Mbps6 Mbps12 ms
February 2, 2023410 Mbps12 Mbps9 ms
February 2, 2023285 Mbps41 Mbps9 ms
February 2, 2023660 Mbps115 Mbps10 ms
February 2, 2023119 Mbps18 Mbps10 ms
February 2, 202317 Mbps10 Mbps11 ms
February 2, 202389 Mbps24 Mbpsn/a ms
February 2, 2023425 Mbps18 Mbpsn/a ms
February 2, 2023672 Mbps42 Mbps9 ms
February 2, 202333 Mbps12 Mbps10 ms

AT&T

DSL
Fiber
Fixed Wireless

Download Speed

50Mbps

Upload Speed

13Mbps

Latency

13ms

Overview

AT&T is the 2nd most popular provider in Fairfield offering DSL, fiber and fixed wireless internet service. Users have been getting 50 Mbps for download speeds and 13 Mbps for upload speeds over 3,420 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 Fairfield. 26% of users saw download speeds between 25-50 Mbps, and 27% of users saw upload speeds slower than 5 Mbps.

Download Speeds

Upload Speeds

Recent AT&T Speed Tests in Fairfield

DateDownload SpeedUpload SpeedLatency
February 2, 2023122 Mbps85 Mbps13 ms
February 2, 2023916 Mbps902 Mbpsn/a ms
February 2, 202315 Mbps1 Mbps26 ms
February 2, 202328 Mbps16 Mbps26 ms
February 2, 202337 Mbps34 Mbps8 ms
February 2, 202321 Mbps12 Mbps26 ms
February 2, 20234 Mbps20 Mbps26 ms
February 2, 202350 Mbps6 Mbpsn/a ms
February 2, 202393 Mbps20 Mbps27 ms
February 2, 2023161 Mbps61 Mbps10 ms

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Frequently Asked Questions

What internet providers are available in Fairfield, CA?

Xfinity and AT&T currently operate in Fairfield.

What is the most popular internet provider in Fairfield, CA?

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

What is the fastest internet provider in Fairfield, CA?

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

Is there fiber internet in Fairfield, CA?

AT&T provides fiber internet in Fairfield.